diff --git a/yt_dlp/extractor/youtube.py b/yt_dlp/extractor/youtube.py
index d6a55e95329..2b17751e5e9 100644
--- a/yt_dlp/extractor/youtube.py
+++ b/yt_dlp/extractor/youtube.py
@@ -458,6 +458,23 @@ class YoutubeBaseInfoExtractor(InfoExtractor):
 
     _IGNORED_WARNINGS = {'Unavailable videos will be hidden during playback'}
 
+    _YT_HANDLE_RE = r'@[\w.-]{3,30}'  # https://support.google.com/youtube/answer/11585688?hl=en
+    _YT_CHANNEL_UCID_RE = r'UC[\w-]{22}'
+
+    def ucid_or_none(self, ucid):
+        return self._search_regex(rf'^({self._YT_CHANNEL_UCID_RE})$', ucid, 'UC-id', default=None)
+
+    def handle_or_none(self, handle):
+        return self._search_regex(rf'^({self._YT_HANDLE_RE})$', handle, '@-handle', default=None)
+
+    def handle_from_url(self, url):
+        return self._search_regex(rf'^(?:https?://(?:www\.)?youtube\.com)?/({self._YT_HANDLE_RE})',
+                                  url, 'channel handle', default=None)
+
+    def ucid_from_url(self, url):
+        return self._search_regex(rf'^(?:https?://(?:www\.)?youtube\.com)?/({self._YT_CHANNEL_UCID_RE})',
+                                  url, 'channel id', default=None)
+
     @functools.cached_property
     def _preferred_lang(self):
         """
@@ -992,6 +1009,8 @@ def _extract_video(self, renderer):
         if not channel_id:
             channel_id = traverse_obj(reel_header_renderer, ('channelNavigationEndpoint', 'browseEndpoint', 'browseId'))
 
+        channel_id = self.ucid_or_none(channel_id)
+
         overlay_style = traverse_obj(
             renderer, ('thumbnailOverlays', ..., 'thumbnailOverlayTimeStatusRenderer', 'style'),
             get_all=False, expected_type=str)
@@ -1233,9 +1252,6 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'id': 'BaW_jenozKc',
                 'ext': 'mp4',
                 'title': 'youtube-dl test video "\'/\\ä↭𝕐',
-                'uploader': 'Philipp Hagemeister',
-                'uploader_id': 'phihag',
-                'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/phihag',
                 'channel': 'Philipp Hagemeister',
                 'channel_id': 'UCLqxVugv74EIW3VWh2NOa3Q',
                 'channel_url': r're:https?://(?:www\.)?youtube\.com/channel/UCLqxVugv74EIW3VWh2NOa3Q',
@@ -1254,7 +1270,10 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'start_time': 1,
                 'end_time': 9,
                 'comment_count': int,
-                'channel_follower_count': int
+                'channel_follower_count': int,
+                'uploader': 'Philipp Hagemeister',
+                'uploader_url': 'https://www.youtube.com/@PhilippHagemeister',
+                'uploader_id': '@PhilippHagemeister',
             }
         },
         {
@@ -1266,9 +1285,6 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'upload_date': '20120608',
                 'title': 'Principal Sexually Assaults A Teacher - Episode 117 - 8th June 2012',
                 'description': 'md5:09b78bd971f1e3e289601dfba15ca4f7',
-                'uploader': 'SET India',
-                'uploader_id': 'setindia',
-                'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/setindia',
                 'age_limit': 18,
             },
             'skip': 'Private video',
@@ -1280,9 +1296,6 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'id': 'BaW_jenozKc',
                 'ext': 'mp4',
                 'title': 'youtube-dl test video "\'/\\ä↭𝕐',
-                'uploader': 'Philipp Hagemeister',
-                'uploader_id': 'phihag',
-                'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/phihag',
                 'channel': 'Philipp Hagemeister',
                 'channel_id': 'UCLqxVugv74EIW3VWh2NOa3Q',
                 'channel_url': r're:https?://(?:www\.)?youtube\.com/channel/UCLqxVugv74EIW3VWh2NOa3Q',
@@ -1299,7 +1312,10 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'live_status': 'not_live',
                 'age_limit': 0,
                 'comment_count': int,
-                'channel_follower_count': int
+                'channel_follower_count': int,
+                'uploader': 'Philipp Hagemeister',
+                'uploader_url': 'https://www.youtube.com/@PhilippHagemeister',
+                'uploader_id': '@PhilippHagemeister',
             },
             'params': {
                 'skip_download': True,
@@ -1312,10 +1328,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'id': 'a9LDPn-MO4I',
                 'ext': 'm4a',
                 'upload_date': '20121002',
-                'uploader_id': '8KVIDEO',
-                'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/8KVIDEO',
                 'description': '',
-                'uploader': '8KVIDEO',
                 'title': 'UHDTV TEST 8K VIDEO.mp4'
             },
             'params': {
@@ -1333,8 +1346,6 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'title': 'Afrojack, Spree Wilson - The Spark (Official Music Video) ft. Spree Wilson',
                 'description': 'md5:8f5e2b82460520b619ccac1f509d43bf',
                 'duration': 244,
-                'uploader': 'AfrojackVEVO',
-                'uploader_id': 'AfrojackVEVO',
                 'upload_date': '20131011',
                 'abr': 129.495,
                 'like_count': int,
@@ -1346,13 +1357,15 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'live_status': 'not_live',
                 'thumbnail': 'https://i.ytimg.com/vi_webp/IB3lcPjvWLA/maxresdefault.webp',
                 'channel': 'Afrojack',
-                'uploader_url': 'http://www.youtube.com/user/AfrojackVEVO',
                 'tags': 'count:19',
                 'availability': 'public',
                 'categories': ['Music'],
                 'age_limit': 0,
                 'alt_title': 'The Spark',
-                'channel_follower_count': int
+                'channel_follower_count': int,
+                'uploader': 'Afrojack',
+                'uploader_url': 'https://www.youtube.com/@Afrojack',
+                'uploader_id': '@Afrojack',
             },
             'params': {
                 'youtube_include_dash_manifest': True,
@@ -1369,9 +1382,6 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'title': 'The Witcher 3: Wild Hunt - The Sword Of Destiny Trailer',
                 'description': r're:(?s).{100,}About the Game\n.*?The Witcher 3: Wild Hunt.{100,}',
                 'duration': 142,
-                'uploader': 'The Witcher',
-                'uploader_id': 'WitcherGame',
-                'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/WitcherGame',
                 'upload_date': '20140605',
                 'age_limit': 18,
                 'categories': ['Gaming'],
@@ -1385,7 +1395,10 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'channel_id': 'UCzybXLxv08IApdjdN0mJhEg',
                 'playable_in_embed': True,
                 'view_count': int,
-                'channel_follower_count': int
+                'channel_follower_count': int,
+                'uploader': 'The Witcher',
+                'uploader_url': 'https://www.youtube.com/@thewitcher',
+                'uploader_id': '@thewitcher',
             },
         },
         {
@@ -1397,12 +1410,9 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'title': 'Godzilla 2 (Official Video)',
                 'description': 'md5:bf77e03fcae5529475e500129b05668a',
                 'upload_date': '20200408',
-                'uploader_id': 'FlyingKitty900',
-                'uploader': 'FlyingKitty',
                 'age_limit': 18,
                 'availability': 'needs_auth',
                 'channel_id': 'UCYQT13AtrJC0gsM1far_zJg',
-                'uploader_url': 'http://www.youtube.com/user/FlyingKitty900',
                 'channel': 'FlyingKitty',
                 'channel_url': 'https://www.youtube.com/channel/UCYQT13AtrJC0gsM1far_zJg',
                 'view_count': int,
@@ -1413,7 +1423,10 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'like_count': int,
                 'duration': 177,
                 'playable_in_embed': True,
-                'channel_follower_count': int
+                'channel_follower_count': int,
+                'uploader': 'FlyingKitty',
+                'uploader_url': 'https://www.youtube.com/@FlyingKitty900',
+                'uploader_id': '@FlyingKitty900',
             },
         },
         {
@@ -1424,13 +1437,10 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'title': '[MMD] Adios - EVERGLOW [+Motion DL]',
                 'ext': 'mp4',
                 'upload_date': '20191228',
-                'uploader_id': 'UC1yoRdFoFJaCY-AGfD9W0wQ',
-                'uploader': 'Projekt Melody',
                 'description': 'md5:17eccca93a786d51bc67646756894066',
                 'age_limit': 18,
                 'like_count': int,
                 'availability': 'needs_auth',
-                'uploader_url': 'http://www.youtube.com/channel/UC1yoRdFoFJaCY-AGfD9W0wQ',
                 'channel_id': 'UC1yoRdFoFJaCY-AGfD9W0wQ',
                 'view_count': int,
                 'thumbnail': 'https://i.ytimg.com/vi_webp/Tq92D6wQ1mg/sddefault.webp',
@@ -1442,7 +1452,10 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'duration': 106,
                 'channel_url': 'https://www.youtube.com/channel/UC1yoRdFoFJaCY-AGfD9W0wQ',
                 'comment_count': int,
-                'channel_follower_count': int
+                'channel_follower_count': int,
+                'uploader': 'Projekt Melody',
+                'uploader_url': 'https://www.youtube.com/@ProjektMelody',
+                'uploader_id': '@ProjektMelody',
             },
         },
         {
@@ -1452,8 +1465,6 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'id': 'MeJVWBSsPAY',
                 'ext': 'mp4',
                 'title': 'OOMPH! - Such Mich Find Mich (Lyrics)',
-                'uploader': 'Herr Lurik',
-                'uploader_id': 'st3in234',
                 'description': 'Fan Video. Music & Lyrics by OOMPH!.',
                 'upload_date': '20130730',
                 'track': 'Such mich find mich',
@@ -1470,11 +1481,13 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'channel_id': 'UCdR3RSDPqub28LjZx0v9-aA',
                 'categories': ['Music'],
                 'availability': 'public',
-                'uploader_url': 'http://www.youtube.com/user/st3in234',
                 'channel_url': 'https://www.youtube.com/channel/UCdR3RSDPqub28LjZx0v9-aA',
                 'live_status': 'not_live',
                 'artist': 'OOMPH!',
-                'channel_follower_count': int
+                'channel_follower_count': int,
+                'uploader': 'Herr Lurik',
+                'uploader_url': 'https://www.youtube.com/@HerrLurik',
+                'uploader_id': '@HerrLurik',
             },
         },
         {
@@ -1491,11 +1504,8 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'ext': 'mp4',
                 'duration': 266,
                 'upload_date': '20100430',
-                'uploader_id': 'deadmau5',
-                'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/deadmau5',
                 'creator': 'deadmau5',
                 'description': 'md5:6cbcd3a92ce1bc676fc4d6ab4ace2336',
-                'uploader': 'deadmau5',
                 'title': 'Deadmau5 - Some Chords (HD)',
                 'alt_title': 'Some Chords',
                 'availability': 'public',
@@ -1513,7 +1523,10 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'channel_url': 'https://www.youtube.com/channel/UCYEK6xds6eo-3tr4xRdflmQ',
                 'categories': ['Music'],
                 'album': 'Some Chords',
-                'channel_follower_count': int
+                'channel_follower_count': int,
+                'uploader': 'deadmau5',
+                'uploader_url': 'https://www.youtube.com/@deadmau5',
+                'uploader_id': '@deadmau5',
             },
             'expected_warnings': [
                 'DASH manifest missing',
@@ -1527,10 +1540,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'ext': 'mp4',
                 'duration': 6085,
                 'upload_date': '20150827',
-                'uploader_id': 'olympic',
-                'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/olympic',
                 'description': 'md5:04bbbf3ccceb6795947572ca36f45904',
-                'uploader': 'Olympics',
                 'title': 'Hockey - Women -  GER-AUS - London 2012 Olympic Games',
                 'like_count': int,
                 'release_timestamp': 1343767800,
@@ -1546,7 +1556,10 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'live_status': 'was_live',
                 'view_count': int,
                 'channel_url': 'https://www.youtube.com/channel/UCTl3QQTvqHFjurroKxexy2Q',
-                'channel_follower_count': int
+                'channel_follower_count': int,
+                'uploader': 'Olympics',
+                'uploader_url': 'https://www.youtube.com/@Olympics',
+                'uploader_id': '@Olympics',
             },
             'params': {
                 'skip_download': 'requires avconv',
@@ -1561,10 +1574,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'stretched_ratio': 16 / 9.,
                 'duration': 85,
                 'upload_date': '20110310',
-                'uploader_id': 'AllenMeow',
-                'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/AllenMeow',
                 'description': 'made by Wacom from Korea | 字幕&加油添醋 by TY\'s Allen | 感謝heylisa00cavey1001同學熱情提供梗及翻譯',
-                'uploader': '孫ᄋᄅ',
                 'title': '[A-made] 變態妍字幕版 太妍 我就是這樣的人',
                 'playable_in_embed': True,
                 'channel': '孫ᄋᄅ',
@@ -1579,7 +1589,10 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'live_status': 'not_live',
                 'availability': 'unlisted',
                 'comment_count': int,
-                'channel_follower_count': int
+                'channel_follower_count': int,
+                'uploader': '孫ᄋᄅ',
+                'uploader_url': 'https://www.youtube.com/@AllenMeow',
+                'uploader_id': '@AllenMeow',
             },
         },
         # url_encoded_fmt_stream_map is empty string
@@ -1591,8 +1604,6 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'title': 'Обсуждение судебной практики по выборам 14 сентября 2014 года в Санкт-Петербурге',
                 'description': '',
                 'upload_date': '20150404',
-                'uploader_id': 'spbelect',
-                'uploader': 'Наблюдатели Петербурга',
             },
             'params': {
                 'skip_download': 'requires avconv',
@@ -1609,9 +1620,6 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'description': 'md5:116377fd2963b81ec4ce64b542173306',
                 'duration': 220,
                 'upload_date': '20150625',
-                'uploader_id': 'dorappi2000',
-                'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/dorappi2000',
-                'uploader': 'dorappi2000',
                 'formats': 'mincount:31',
             },
             'skip': 'not actual anymore',
@@ -1624,9 +1632,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'id': 'CsmdDsKjzN8',
                 'ext': 'mp4',
                 'upload_date': '20150501',  # According to '<meta itemprop="datePublished"', but in other places it's 20150510
-                'uploader': 'Airtek',
                 'description': 'Retransmisión en directo de la XVIII media maratón de Zaragoza.',
-                'uploader_id': 'UCzTzUmjXxxacNnL8I3m4LnQ',
                 'title': 'Retransmisión XVIII Media maratón Zaragoza 2015',
             },
             'params': {
@@ -1637,6 +1643,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
         },
         {
             # Multifeed videos (multiple cameras), URL can be of any Camera
+            # TODO: fix multifeed titles
             'url': 'https://www.youtube.com/watch?v=zaPI8MvL8pg',
             'info_dict': {
                 'id': 'zaPI8MvL8pg',
@@ -1648,16 +1655,13 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                     'id': 'j5yGuxZ8lLU',
                     'ext': 'mp4',
                     'title': 'Terraria 1.2 Live Stream | Let\'s Play - Part 04 (Chris)',
-                    'uploader': 'WiiLikeToPlay',
                     'description': 'md5:563ccbc698b39298481ca3c571169519',
-                    'uploader_url': 'http://www.youtube.com/user/WiiRikeToPray',
                     'duration': 10120,
                     'channel_follower_count': int,
                     'channel_url': 'https://www.youtube.com/channel/UCN2XePorRokPB9TEgRZpddg',
                     'availability': 'public',
                     'playable_in_embed': True,
                     'upload_date': '20131105',
-                    'uploader_id': 'WiiRikeToPray',
                     'categories': ['Gaming'],
                     'live_status': 'was_live',
                     'tags': 'count:24',
@@ -1670,17 +1674,18 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                     'channel': 'WiiLikeToPlay',
                     'view_count': int,
                     'release_date': '20131106',
+                    'uploader': 'WiiLikeToPlay',
+                    'uploader_id': '@WLTP',
+                    'uploader_url': 'https://www.youtube.com/@WLTP',
                 },
             }, {
                 'info_dict': {
                     'id': 'zaPI8MvL8pg',
                     'ext': 'mp4',
                     'title': 'Terraria 1.2 Live Stream | Let\'s Play - Part 04 (Tyson)',
-                    'uploader_id': 'WiiRikeToPray',
                     'availability': 'public',
                     'channel_url': 'https://www.youtube.com/channel/UCN2XePorRokPB9TEgRZpddg',
                     'channel': 'WiiLikeToPlay',
-                    'uploader_url': 'http://www.youtube.com/user/WiiRikeToPray',
                     'channel_follower_count': int,
                     'description': 'md5:563ccbc698b39298481ca3c571169519',
                     'duration': 10108,
@@ -1688,7 +1693,6 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                     'like_count': int,
                     'tags': 'count:24',
                     'channel_id': 'UCN2XePorRokPB9TEgRZpddg',
-                    'uploader': 'WiiLikeToPlay',
                     'release_timestamp': 1383701915,
                     'comment_count': int,
                     'upload_date': '20131105',
@@ -1698,6 +1702,9 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                     'live_status': 'was_live',
                     'categories': ['Gaming'],
                     'view_count': int,
+                    'uploader': 'WiiLikeToPlay',
+                    'uploader_id': '@WLTP',
+                    'uploader_url': 'https://www.youtube.com/@WLTP',
                 },
             }, {
                 'info_dict': {
@@ -1711,12 +1718,9 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                     'playable_in_embed': True,
                     'upload_date': '20131105',
                     'description': 'md5:563ccbc698b39298481ca3c571169519',
-                    'uploader_id': 'WiiRikeToPray',
-                    'uploader_url': 'http://www.youtube.com/user/WiiRikeToPray',
                     'channel_follower_count': int,
                     'tags': 'count:24',
                     'release_date': '20131106',
-                    'uploader': 'WiiLikeToPlay',
                     'comment_count': int,
                     'channel_url': 'https://www.youtube.com/channel/UCN2XePorRokPB9TEgRZpddg',
                     'channel': 'WiiLikeToPlay',
@@ -1726,6 +1730,9 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                     'age_limit': 0,
                     'duration': 10128,
                     'view_count': int,
+                    'uploader': 'WiiLikeToPlay',
+                    'uploader_id': '@WLTP',
+                    'uploader_url': 'https://www.youtube.com/@WLTP',
                 },
             }],
             'params': {'skip_download': True},
@@ -1762,9 +1769,6 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'description': 'md5:8085699c11dc3f597ce0410b0dcbb34a',
                 'duration': 133,
                 'upload_date': '20151119',
-                'uploader_id': 'IronSoulElf',
-                'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/IronSoulElf',
-                'uploader': 'IronSoulElf',
                 'creator': 'Todd Haberman;\nDaniel Law Heath and Aaron Kaplan',
                 'track': 'Dark Walk',
                 'artist': 'Todd Haberman;\nDaniel Law Heath and Aaron Kaplan',
@@ -1801,8 +1805,6 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'title': 'Clash Of Clans#14 Dicas De Ataque Para CV 4',
                 'description': 'md5:ee18a25c350637c8faff806845bddee9',
                 'upload_date': '20151107',
-                'uploader_id': 'UCCr7TALkRbo3EtFzETQF1LA',
-                'uploader': 'CH GAMER DROID',
             },
             'params': {
                 'skip_download': True,
@@ -1824,9 +1826,6 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'description': 'md5:a677553cf0840649b731a3024aeff4cc',
                 'duration': 721,
                 'upload_date': '20150128',
-                'uploader_id': 'BerkmanCenter',
-                'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/BerkmanCenter',
-                'uploader': 'The Berkman Klein Center for Internet & Society',
                 'license': 'Creative Commons Attribution license (reuse allowed)',
                 'channel_id': 'UCuLGmD72gJDBwmLw06X58SA',
                 'channel_url': 'https://www.youtube.com/channel/UCuLGmD72gJDBwmLw06X58SA',
@@ -1840,16 +1839,17 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'thumbnail': 'https://i.ytimg.com/vi_webp/M4gD1WSo5mA/maxresdefault.webp',
                 'live_status': 'not_live',
                 'playable_in_embed': True,
-                'comment_count': int,
                 'channel_follower_count': int,
                 'chapters': list,
+                'uploader': 'The Berkman Klein Center for Internet & Society',
+                'uploader_id': '@BKCHarvard',
+                'uploader_url': 'https://www.youtube.com/@BKCHarvard',
             },
             'params': {
                 'skip_download': True,
             },
         },
         {
-            # Channel-like uploader_url
             'url': 'https://www.youtube.com/watch?v=eQcmzGIKrzg',
             'info_dict': {
                 'id': 'eQcmzGIKrzg',
@@ -1858,9 +1858,6 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'description': 'md5:13a2503d7b5904ef4b223aa101628f39',
                 'duration': 4060,
                 'upload_date': '20151120',
-                'uploader': 'Bernie Sanders',
-                'uploader_id': 'UCH1dpzjCEiGAt8CXkryhkZg',
-                'uploader_url': r're:https?://(?:www\.)?youtube\.com/channel/UCH1dpzjCEiGAt8CXkryhkZg',
                 'license': 'Creative Commons Attribution license (reuse allowed)',
                 'playable_in_embed': True,
                 'tags': 'count:12',
@@ -1877,6 +1874,9 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'comment_count': int,
                 'channel_follower_count': int,
                 'chapters': list,
+                'uploader': 'Bernie Sanders',
+                'uploader_url': 'https://www.youtube.com/@BernieSanders',
+                'uploader_id': '@BernieSanders',
             },
             'params': {
                 'skip_download': True,
@@ -1900,9 +1900,6 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'title': 'Piku - Trailer',
                 'description': 'md5:c36bd60c3fd6f1954086c083c72092eb',
                 'upload_date': '20150811',
-                'uploader': 'FlixMatrix',
-                'uploader_id': 'FlixMatrixKaravan',
-                'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/FlixMatrixKaravan',
                 'license': 'Standard YouTube License',
             },
             'params': {
@@ -1920,9 +1917,6 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'description': 'md5:f540112edec5d09fc8cc752d3d4ba3cd',
                 'duration': 2085,
                 'upload_date': '20170118',
-                'uploader': 'Vsauce',
-                'uploader_id': 'Vsauce',
-                'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/Vsauce',
                 'series': 'Mind Field',
                 'season_number': 1,
                 'episode_number': 1,
@@ -1940,7 +1934,10 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'like_count': int,
                 'playable_in_embed': True,
                 'live_status': 'not_live',
-                'channel_follower_count': int
+                'channel_follower_count': int,
+                'uploader': 'Vsauce',
+                'uploader_url': 'https://www.youtube.com/@Vsauce',
+                'uploader_id': '@Vsauce',
             },
             'params': {
                 'skip_download': True,
@@ -1960,9 +1957,6 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'description': 'md5:5d161533167390427a1f8ee89a1fc6f1',
                 'duration': 965,
                 'upload_date': '20140124',
-                'uploader': 'New Century Foundation',
-                'uploader_id': 'UCEJYpZGqgUob0zVVEaLhvVg',
-                'uploader_url': r're:https?://(?:www\.)?youtube\.com/channel/UCEJYpZGqgUob0zVVEaLhvVg',
             },
             'params': {
                 'skip_download': True,
@@ -2007,9 +2001,6 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'description': 'md5:d41d8cd98f00b204e9800998ecf8427e',
                 'duration': 433,
                 'upload_date': '20130923',
-                'uploader': 'Amelia Putri Harwita',
-                'uploader_id': 'UCpOxM49HJxmC1qCalXyB3_Q',
-                'uploader_url': r're:https?://(?:www\.)?youtube\.com/channel/UCpOxM49HJxmC1qCalXyB3_Q',
                 'formats': 'maxcount:10',
             },
             'params': {
@@ -2020,6 +2011,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
         },
         {
             # Youtube Music Auto-generated description
+            # TODO: fix metadata extraction
             'url': 'https://music.youtube.com/watch?v=MgNrAu2pzNs',
             'info_dict': {
                 'id': 'MgNrAu2pzNs',
@@ -2027,8 +2019,6 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'title': 'Voyeur Girl',
                 'description': 'md5:7ae382a65843d6df2685993e90a8628f',
                 'upload_date': '20190312',
-                'uploader': 'Stephen - Topic',
-                'uploader_id': 'UC-pWHpBjdGG69N9mM2auIAA',
                 'artist': 'Stephen',
                 'track': 'Voyeur Girl',
                 'album': 'it\'s too much love to know my dear',
@@ -2036,12 +2026,12 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'release_year': 2019,
                 'alt_title': 'Voyeur Girl',
                 'view_count': int,
-                'uploader_url': 'http://www.youtube.com/channel/UC-pWHpBjdGG69N9mM2auIAA',
                 'playable_in_embed': True,
                 'like_count': int,
                 'categories': ['Music'],
                 'channel_url': 'https://www.youtube.com/channel/UC-pWHpBjdGG69N9mM2auIAA',
-                'channel': 'Stephen',
+                'channel': 'Stephen',  # TODO: should be "Stephen - Topic"
+                'uploader': 'Stephen',
                 'availability': 'public',
                 'creator': 'Stephen',
                 'duration': 169,
@@ -2069,9 +2059,6 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'title': 'Panjabi MC - Mundian To Bach Ke (The Dictator Soundtrack)',
                 'description': 'md5:bf577a41da97918e94fa9798d9228825',
                 'upload_date': '20090125',
-                'uploader': 'Prochorowka',
-                'uploader_id': 'Prochorowka',
-                'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/Prochorowka',
                 'artist': 'Panjabi MC',
                 'track': 'Beware of the Boys (Mundian to Bach Ke) - Motivo Hi-Lectro Remix',
                 'album': 'Beware of the Boys (Mundian To Bach Ke)',
@@ -2090,11 +2077,8 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'title': 'IMG 3456',
                 'description': '',
                 'upload_date': '20170613',
-                'uploader_id': 'ElevageOrVert',
-                'uploader': 'ElevageOrVert',
                 'view_count': int,
                 'thumbnail': 'https://i.ytimg.com/vi_webp/x41yOUIvK2k/maxresdefault.webp',
-                'uploader_url': 'http://www.youtube.com/user/ElevageOrVert',
                 'like_count': int,
                 'channel_id': 'UCo03ZQPBW5U4UC3regpt1nw',
                 'tags': [],
@@ -2105,8 +2089,11 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'duration': 7,
                 'playable_in_embed': True,
                 'live_status': 'not_live',
-                'channel': 'ElevageOrVert',
-                'channel_follower_count': int
+                'channel': 'l\'Or Vert asbl',
+                'channel_follower_count': int,
+                'uploader': 'l\'Or Vert asbl',
+                'uploader_url': 'https://www.youtube.com/@ElevageOrVert',
+                'uploader_id': '@ElevageOrVert',
             },
             'params': {
                 'skip_download': True,
@@ -2124,11 +2111,8 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'title': 'Part 77   Sort a list of simple types in c#',
                 'description': 'md5:b8746fa52e10cdbf47997903f13b20dc',
                 'upload_date': '20130831',
-                'uploader_id': 'kudvenkat',
-                'uploader': 'kudvenkat',
                 'channel_id': 'UCCTVrRB5KpIiK6V2GGVsR1Q',
                 'like_count': int,
-                'uploader_url': 'http://www.youtube.com/user/kudvenkat',
                 'channel_url': 'https://www.youtube.com/channel/UCCTVrRB5KpIiK6V2GGVsR1Q',
                 'live_status': 'not_live',
                 'categories': ['Education'],
@@ -2143,6 +2127,9 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'comment_count': int,
                 'channel_follower_count': int,
                 'chapters': list,
+                'uploader': 'kudvenkat',
+                'uploader_url': 'https://www.youtube.com/@Csharp-video-tutorialsBlogspot',
+                'uploader_id': '@Csharp-video-tutorialsBlogspot',
             },
             'params': {
                 'skip_download': True,
@@ -2166,9 +2153,6 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'title': 'Burn Out',
                 'description': 'md5:8d07b84dcbcbfb34bc12a56d968b6131',
                 'upload_date': '20141120',
-                'uploader': 'The Cinematic Orchestra - Topic',
-                'uploader_id': 'UCIzsJBIyo8hhpFm1NK0uLgw',
-                'uploader_url': r're:https?://(?:www\.)?youtube\.com/channel/UCIzsJBIyo8hhpFm1NK0uLgw',
                 'artist': 'The Cinematic Orchestra',
                 'track': 'Burn Out',
                 'album': 'Every Day',
@@ -2187,7 +2171,9 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'thumbnail': 'https://i.ytimg.com/vi/OtqTfy26tG0/maxresdefault.jpg',
                 'categories': ['Music'],
                 'playable_in_embed': True,
-                'channel_follower_count': int
+                'channel_follower_count': int,
+                'uploader': 'The Cinematic Orchestra',
+                'comment_count': int,
             },
             'params': {
                 'skip_download': True,
@@ -2206,13 +2192,10 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'ext': 'mp4',
                 'title': 'San Diego teen commits suicide after bullying over embarrassing video',
                 'channel_id': 'UC-SJ6nODDmufqBzPBwCvYvQ',
-                'uploader': 'CBS Mornings',
-                'uploader_id': 'CBSThisMorning',
                 'upload_date': '20140716',
                 'description': 'md5:acde3a73d3f133fc97e837a9f76b53b7',
                 'duration': 170,
                 'categories': ['News & Politics'],
-                'uploader_url': 'http://www.youtube.com/user/CBSThisMorning',
                 'view_count': int,
                 'channel': 'CBS Mornings',
                 'tags': ['suicide', 'bullying', 'video', 'cbs', 'news'],
@@ -2223,7 +2206,10 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'like_count': int,
                 'live_status': 'not_live',
                 'playable_in_embed': True,
-                'channel_follower_count': int
+                'channel_follower_count': int,
+                'uploader': 'CBS Mornings',
+                'uploader_url': 'https://www.youtube.com/@CBSMornings',
+                'uploader_id': '@CBSMornings',
             }
         },
         {
@@ -2235,9 +2221,6 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'title': '4K Ueno Okachimachi  Street  Scenes  上野御徒町歩き',
                 'description': 'md5:ea770e474b7cd6722b4c95b833c03630',
                 'upload_date': '20201120',
-                'uploader': 'Walk around Japan',
-                'uploader_id': 'UC3o_t8PzBmXf5S9b7GLx1Mw',
-                'uploader_url': r're:https?://(?:www\.)?youtube\.com/channel/UC3o_t8PzBmXf5S9b7GLx1Mw',
                 'duration': 1456,
                 'categories': ['Travel & Events'],
                 'channel_id': 'UC3o_t8PzBmXf5S9b7GLx1Mw',
@@ -2250,7 +2233,10 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'channel_url': 'https://www.youtube.com/channel/UC3o_t8PzBmXf5S9b7GLx1Mw',
                 'live_status': 'not_live',
                 'playable_in_embed': True,
-                'channel_follower_count': int
+                'channel_follower_count': int,
+                'uploader': 'Walk around Japan',
+                'uploader_url': 'https://www.youtube.com/@walkaroundjapan7124',
+                'uploader_id': '@walkaroundjapan7124',
             },
             'params': {
                 'skip_download': True,
@@ -2276,13 +2262,10 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'ext': '3gp',
                 'upload_date': '20210624',
                 'channel_id': 'UCp68_FLety0O-n9QU6phsgw',
-                'uploader': 'colinfurze',
-                'uploader_id': 'colinfurze',
                 'channel_url': r're:https?://(?:www\.)?youtube\.com/channel/UCp68_FLety0O-n9QU6phsgw',
                 'description': 'md5:5d5991195d599b56cd0c4148907eec50',
                 'duration': 596,
                 'categories': ['Entertainment'],
-                'uploader_url': 'http://www.youtube.com/user/colinfurze',
                 'view_count': int,
                 'channel': 'colinfurze',
                 'tags': ['Colin', 'furze', 'Terry', 'tunnel', 'underground', 'bunker'],
@@ -2294,6 +2277,9 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'playable_in_embed': True,
                 'channel_follower_count': int,
                 'chapters': list,
+                'uploader': 'colinfurze',
+                'uploader_url': 'https://www.youtube.com/@colinfurze',
+                'uploader_id': '@colinfurze',
             },
             'params': {
                 'format': '17',  # 3gp format available on android
@@ -2319,10 +2305,8 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'ext': 'mhtml',
                 'format_id': 'sb0',
                 'title': 'Your Brain is Plastic',
-                'uploader_id': 'scishow',
                 'description': 'md5:89cd86034bdb5466cd87c6ba206cd2bc',
                 'upload_date': '20140324',
-                'uploader': 'SciShow',
                 'like_count': int,
                 'channel_id': 'UCZYTClx2T1of7BRZ86-8fow',
                 'channel_url': 'https://www.youtube.com/channel/UCZYTClx2T1of7BRZ86-8fow',
@@ -2330,7 +2314,6 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'thumbnail': 'https://i.ytimg.com/vi/5KLPxDtMqe8/maxresdefault.jpg',
                 'playable_in_embed': True,
                 'tags': 'count:12',
-                'uploader_url': 'http://www.youtube.com/user/scishow',
                 'availability': 'public',
                 'channel': 'SciShow',
                 'live_status': 'not_live',
@@ -2339,6 +2322,9 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'age_limit': 0,
                 'channel_follower_count': int,
                 'chapters': list,
+                'uploader': 'SciShow',
+                'uploader_url': 'https://www.youtube.com/@SciShow',
+                'uploader_id': '@SciShow',
             }, 'params': {'format': 'mhtml', 'skip_download': True}
         }, {
             # Ensure video upload_date is in UTC timezone (video was uploaded 1641170939)
@@ -2348,9 +2334,6 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'ext': 'mp4',
                 'title': 'The NP that test your phone performance 🙂',
                 'description': 'md5:144494b24d4f9dfacb97c1bbef5de84d',
-                'uploader': 'Leon Nguyen',
-                'uploader_id': 'VNSXIII',
-                'uploader_url': 'http://www.youtube.com/user/VNSXIII',
                 'channel_id': 'UCRqNBSOHgilHfAczlUmlWHA',
                 'channel_url': 'https://www.youtube.com/channel/UCRqNBSOHgilHfAczlUmlWHA',
                 'duration': 21,
@@ -2366,7 +2349,10 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'channel': 'Leon Nguyen',
                 'thumbnail': 'https://i.ytimg.com/vi_webp/2NUZ8W2llS4/maxresdefault.webp',
                 'comment_count': int,
-                'channel_follower_count': int
+                'channel_follower_count': int,
+                'uploader': 'Leon Nguyen',
+                'uploader_url': 'https://www.youtube.com/@LeonNguyen',
+                'uploader_id': '@LeonNguyen',
             }
         }, {
             # Same video as above, but with --compat-opt no-youtube-prefer-utc-upload-date
@@ -2376,9 +2362,6 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'ext': 'mp4',
                 'title': 'The NP that test your phone performance 🙂',
                 'description': 'md5:144494b24d4f9dfacb97c1bbef5de84d',
-                'uploader': 'Leon Nguyen',
-                'uploader_id': 'VNSXIII',
-                'uploader_url': 'http://www.youtube.com/user/VNSXIII',
                 'channel_id': 'UCRqNBSOHgilHfAczlUmlWHA',
                 'channel_url': 'https://www.youtube.com/channel/UCRqNBSOHgilHfAczlUmlWHA',
                 'duration': 21,
@@ -2394,7 +2377,10 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'channel': 'Leon Nguyen',
                 'thumbnail': 'https://i.ytimg.com/vi_webp/2NUZ8W2llS4/maxresdefault.webp',
                 'comment_count': int,
-                'channel_follower_count': int
+                'channel_follower_count': int,
+                'uploader': 'Leon Nguyen',
+                'uploader_url': 'https://www.youtube.com/@LeonNguyen',
+                'uploader_id': '@LeonNguyen',
             },
             'params': {'compat_opts': ['no-youtube-prefer-utc-upload-date']}
         }, {
@@ -2404,10 +2390,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'id': 'mzZzzBU6lrM',
                 'ext': 'mp4',
                 'title': 'I Met GeorgeNotFound In Real Life...',
-                'description': 'md5:cca98a355c7184e750f711f3a1b22c84',
-                'uploader': 'Quackity',
-                'uploader_id': 'QuackityHQ',
-                'uploader_url': 'http://www.youtube.com/user/QuackityHQ',
+                'description': 'md5:978296ec9783a031738b684d4ebf302d',
                 'channel_id': 'UC_8NknAFiyhOUaZqHR3lq3Q',
                 'channel_url': 'https://www.youtube.com/channel/UC_8NknAFiyhOUaZqHR3lq3Q',
                 'duration': 955,
@@ -2424,7 +2407,10 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'availability': 'public',
                 'channel': 'Quackity',
                 'thumbnail': 'https://i.ytimg.com/vi/mzZzzBU6lrM/maxresdefault.jpg',
-                'channel_follower_count': int
+                'channel_follower_count': int,
+                'uploader': 'Quackity',
+                'uploader_id': '@Quackity',
+                'uploader_url': 'https://www.youtube.com/@Quackity',
             }
         },
         {   # continuous livestream. Microformat upload date should be preferred.
@@ -2442,19 +2428,19 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'channel_url': 'https://www.youtube.com/channel/UC84whx2xxsiA1gXHXXqKGOA',
                 'live_status': 'is_live',
                 'thumbnail': 'https://i.ytimg.com/vi/kgx4WGK0oNU/maxresdefault.jpg',
-                'uploader': '阿鲍Abao',
-                'uploader_url': 'http://www.youtube.com/channel/UC84whx2xxsiA1gXHXXqKGOA',
                 'channel': 'Abao in Tokyo',
                 'channel_follower_count': int,
                 'release_date': '20211127',
                 'tags': 'count:39',
                 'categories': ['People & Blogs'],
                 'like_count': int,
-                'uploader_id': 'UC84whx2xxsiA1gXHXXqKGOA',
                 'view_count': int,
                 'playable_in_embed': True,
                 'description': 'md5:2ef1d002cad520f65825346e2084e49d',
                 'concurrent_view_count': int,
+                'uploader': 'Abao in Tokyo',
+                'uploader_url': 'https://www.youtube.com/@abaointokyo',
+                'uploader_id': '@abaointokyo',
             },
             'params': {'skip_download': True}
         }, {
@@ -2471,15 +2457,12 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'title': 'Story',
                 'channel': 'IT\'S HISTORY',
                 'description': '',
-                'uploader_id': 'BlastfromthePast',
                 'duration': 12,
-                'uploader': 'IT\'S HISTORY',
                 'playable_in_embed': True,
                 'age_limit': 0,
                 'live_status': 'not_live',
                 'tags': [],
                 'thumbnail': 'https://i.ytimg.com/vi_webp/vv8qTUWmulI/maxresdefault.webp',
-                'uploader_url': 'http://www.youtube.com/user/BlastfromthePast',
                 'channel_url': 'https://www.youtube.com/channel/UCzIZ8HrzDgc-pNQDUG6avBA',
             },
             'skip': 'stories get removed after some period of time',
@@ -2492,11 +2475,9 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'upload_date': '20220323',
                 'like_count': int,
                 'availability': 'unlisted',
-                'channel': 'nao20010128nao',
-                'thumbnail': 'https://i.ytimg.com/vi_webp/tjjjtzRLHvA/maxresdefault.webp',
+                'channel': 'Lesmiscore',
+                'thumbnail': r're:^https?://.*\.jpg',
                 'age_limit': 0,
-                'uploader': 'nao20010128nao',
-                'uploader_id': 'nao20010128nao',
                 'categories': ['Music'],
                 'view_count': int,
                 'description': '',
@@ -2507,7 +2488,9 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'channel_follower_count': int,
                 'duration': 6,
                 'tags': [],
-                'uploader_url': 'http://www.youtube.com/user/nao20010128nao',
+                'uploader_id': '@lesmiscore',
+                'uploader': 'Lesmiscore',
+                'uploader_url': 'https://www.youtube.com/@lesmiscore',
             }
         }, {
             # Prefer primary title+description language metadata by default
@@ -2525,16 +2508,16 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'like_count': int,
                 'playable_in_embed': True,
                 'availability': 'unlisted',
-                'thumbnail': 'https://i.ytimg.com/vi_webp/el3E4MbxRqQ/maxresdefault.webp',
+                'thumbnail': r're:^https?://.*\.jpg',
                 'age_limit': 0,
                 'duration': 5,
-                'uploader_id': 'UCiu-3thuViMebBjw_5nWYrA',
-                'uploader_url': 'http://www.youtube.com/channel/UCiu-3thuViMebBjw_5nWYrA',
                 'live_status': 'not_live',
                 'upload_date': '20220908',
                 'categories': ['People & Blogs'],
-                'uploader': 'cole-dlp-test-acc',
                 'channel_id': 'UCiu-3thuViMebBjw_5nWYrA',
+                'uploader_url': 'https://www.youtube.com/@coletdjnz',
+                'uploader_id': '@coletdjnz',
+                'uploader': 'cole-dlp-test-acc',
             },
             'params': {'skip_download': True}
         }, {
@@ -2549,18 +2532,18 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'live_status': 'not_live',
                 'channel_id': 'UCiu-3thuViMebBjw_5nWYrA',
                 'upload_date': '20220728',
-                'uploader_id': 'UCiu-3thuViMebBjw_5nWYrA',
                 'view_count': int,
                 'categories': ['People & Blogs'],
-                'thumbnail': 'https://i.ytimg.com/vi_webp/gHKT4uU8Zng/maxresdefault.webp',
+                'thumbnail': r're:^https?://.*\.jpg',
                 'title': 'dlp test video title translated (fr)',
                 'availability': 'public',
-                'uploader': 'cole-dlp-test-acc',
                 'age_limit': 0,
                 'description': 'dlp test video description translated (fr)',
                 'playable_in_embed': True,
                 'channel_url': 'https://www.youtube.com/channel/UCiu-3thuViMebBjw_5nWYrA',
-                'uploader_url': 'http://www.youtube.com/channel/UCiu-3thuViMebBjw_5nWYrA',
+                'uploader_url': 'https://www.youtube.com/@coletdjnz',
+                'uploader_id': '@coletdjnz',
+                'uploader': 'cole-dlp-test-acc',
             },
             'params': {'skip_download': True, 'extractor_args': {'youtube': {'lang': ['fr']}}},
             'expected_warnings': [r'Preferring "fr" translated fields'],
@@ -2576,7 +2559,6 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'ext': 'mp4',
                 'categories': ['Entertainment'],
                 'description': 'md5:e8031ff6e426cdb6a77670c9b81f6fa6',
-                'uploader_url': 'http://www.youtube.com/user/MrBeast6000',
                 'live_status': 'not_live',
                 'duration': 937,
                 'channel_follower_count': int,
@@ -2586,14 +2568,15 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'playable_in_embed': True,
                 'view_count': int,
                 'upload_date': '20221112',
-                'uploader': 'MrBeast',
-                'uploader_id': 'MrBeast6000',
                 'channel_url': 'https://www.youtube.com/channel/UCX6OQ3DkcsbYNE6H8uQQuVA',
                 'age_limit': 0,
                 'availability': 'public',
                 'channel_id': 'UCX6OQ3DkcsbYNE6H8uQQuVA',
                 'like_count': int,
                 'tags': [],
+                'uploader': 'MrBeast',
+                'uploader_url': 'https://www.youtube.com/@MrBeast',
+                'uploader_id': '@MrBeast',
             },
             'params': {'extractor_args': {'youtube': {'player_client': ['ios']}}, 'format': '233-1'},
         }, {
@@ -2601,14 +2584,13 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
             'url': 'https://www.youtube.com/watch?v=Tq92D6wQ1mg',
             'info_dict': {
                 'id': 'Tq92D6wQ1mg',
-                'ext': 'weba',
+                'ext': 'webm',
                 'title': '[MMD] Adios - EVERGLOW [+Motion DL]',
                 'channel_url': 'https://www.youtube.com/channel/UC1yoRdFoFJaCY-AGfD9W0wQ',
                 'channel_id': 'UC1yoRdFoFJaCY-AGfD9W0wQ',
                 'channel_follower_count': int,
                 'description': 'md5:17eccca93a786d51bc67646756894066',
                 'upload_date': '20191228',
-                'uploader_url': 'http://www.youtube.com/channel/UC1yoRdFoFJaCY-AGfD9W0wQ',
                 'tags': ['mmd', 'dance', 'mikumikudance', 'kpop', 'vtuber'],
                 'playable_in_embed': True,
                 'like_count': int,
@@ -2616,13 +2598,14 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'thumbnail': 'https://i.ytimg.com/vi/Tq92D6wQ1mg/sddefault.jpg',
                 'age_limit': 18,
                 'channel': 'Projekt Melody',
-                'uploader_id': 'UC1yoRdFoFJaCY-AGfD9W0wQ',
                 'view_count': int,
                 'availability': 'needs_auth',
                 'comment_count': int,
                 'live_status': 'not_live',
-                'uploader': 'Projekt Melody',
                 'duration': 106,
+                'uploader': 'Projekt Melody',
+                'uploader_id': '@ProjektMelody',
+                'uploader_url': 'https://www.youtube.com/@ProjektMelody',
             },
             'params': {'extractor_args': {'youtube': {'player_client': ['tv_embedded']}}, 'format': '251-drc'},
         },
@@ -2632,13 +2615,11 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'id': 'qVv6vCqciTM',
                 'ext': 'mp4',
                 'age_limit': 0,
-                'uploader_id': 'UCIdEIHpS0TdkqRkHL5OkLtA',
                 'comment_count': int,
                 'chapters': 'count:13',
                 'upload_date': '20221223',
                 'thumbnail': 'https://i.ytimg.com/vi/qVv6vCqciTM/maxresdefault.jpg',
                 'channel_url': 'https://www.youtube.com/channel/UCIdEIHpS0TdkqRkHL5OkLtA',
-                'uploader_url': 'http://www.youtube.com/channel/UCIdEIHpS0TdkqRkHL5OkLtA',
                 'like_count': int,
                 'release_date': '20221223',
                 'tags': ['Vtuber', '月ノ美兎', '名取さな', 'にじさんじ', 'クリスマス', '3D配信'],
@@ -2655,6 +2636,40 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'channel': 'さなちゃんねる',
                 'description': 'md5:6aebf95cc4a1d731aebc01ad6cc9806d',
                 'uploader': 'さなちゃんねる',
+                'uploader_url': 'https://www.youtube.com/@sana_natori',
+                'uploader_id': '@sana_natori',
+            },
+        },
+        {
+            # Fallbacks when webpage and web client is unavailable
+            'url': 'https://www.youtube.com/watch?v=wSSmNUl9Snw',
+            'info_dict': {
+                'id': 'wSSmNUl9Snw',
+                'ext': 'mp4',
+                # 'categories': ['Science & Technology'],
+                'view_count': int,
+                'chapters': 'count:2',
+                'channel': 'Scott Manley',
+                'like_count': int,
+                'age_limit': 0,
+                # 'availability': 'public',
+                'channel_follower_count': int,
+                'live_status': 'not_live',
+                'upload_date': '20170831',
+                'duration': 682,
+                'tags': 'count:8',
+                'uploader_url': 'https://www.youtube.com/@scottmanley',
+                'description': 'md5:f4bed7b200404b72a394c2f97b782c02',
+                'uploader': 'Scott Manley',
+                'uploader_id': '@scottmanley',
+                'title': 'The Computer Hack That Saved Apollo 14',
+                'channel_id': 'UCxzC4EngIsMrPmbm6Nxvb-A',
+                'thumbnail': r're:^https?://.*\.webp',
+                'channel_url': 'https://www.youtube.com/channel/UCxzC4EngIsMrPmbm6Nxvb-A',
+                'playable_in_embed': True,
+            },
+            'params': {
+                'extractor_args': {'youtube': {'player_client': ['android'], 'player_skip': ['webpage']}},
             },
         },
     ]
@@ -2670,8 +2685,6 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'title': 'Feynman: Mirrors FUN TO IMAGINE 6',
                 'upload_date': '20080526',
                 'description': 'md5:873c81d308b979f0e23ee7e620b312a3',
-                'uploader': 'Christopher Sykes',
-                'uploader_id': 'ChristopherJSykes',
                 'age_limit': 0,
                 'tags': ['feynman', 'mirror', 'science', 'physics', 'imagination', 'fun', 'cool', 'puzzle'],
                 'channel_id': 'UCCeo--lls1vna5YJABWAcVA',
@@ -2687,7 +2700,9 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'view_count': int,
                 'categories': ['Science & Technology'],
                 'channel_follower_count': int,
-                'uploader_url': 'http://www.youtube.com/user/ChristopherJSykes',
+                'uploader': 'Christopher Sykes',
+                'uploader_url': 'https://www.youtube.com/@ChristopherSykesDocumentaries',
+                'uploader_id': '@ChristopherSykesDocumentaries',
             },
             'params': {
                 'skip_download': True,
@@ -4097,10 +4112,10 @@ def feed_entry(name):
         self._downloader._sort_thumbnails(original_thumbnails)
 
         category = get_first(microformats, 'category') or search_meta('genre')
-        channel_id = str_or_none(
+        channel_id = self.ucid_or_none(str_or_none(
             get_first(video_details, 'channelId')
             or get_first(microformats, 'externalChannelId')
-            or search_meta('channelId'))
+            or search_meta('channelId')))
         owner_profile_url = get_first(microformats, 'ownerProfileUrl')
 
         live_start_time = parse_iso8601(get_first(live_broadcast_details, 'startTimestamp'))
@@ -4127,6 +4142,8 @@ def is_bad_format(fmt):
 
         formats.extend(self._extract_storyboard(player_responses, duration))
 
+        channel_handle = self.handle_from_url(owner_profile_url)
+
         info = {
             'id': video_id,
             'title': video_title,
@@ -4136,11 +4153,8 @@ def is_bad_format(fmt):
             # URL checking if user don't care about getting the best possible thumbnail
             'thumbnail': traverse_obj(original_thumbnails, (-1, 'url')),
             'description': video_description,
-            'uploader': get_first(video_details, 'author'),
-            'uploader_id': self._search_regex(r'/(?:channel/|user/|(?=@))([^/?&#]+)', owner_profile_url, 'uploader id', default=None),
-            'uploader_url': owner_profile_url,
             'channel_id': channel_id,
-            'channel_url': format_field(channel_id, None, 'https://www.youtube.com/channel/%s'),
+            'channel_url': format_field(channel_id, None, 'https://www.youtube.com/channel/%s', default=None),
             'duration': duration,
             'view_count': int_or_none(
                 get_first((video_details, microformats), (..., 'viewCount'))
@@ -4369,6 +4383,13 @@ def process_language(container, base_url, lang_code, sub_name, query):
                 'channel': self._get_text(vor, 'title'),
                 'channel_follower_count': self._get_count(vor, 'subscriberCountText')})
 
+            if not channel_handle:
+                channel_handle = self.handle_from_url(
+                    traverse_obj(vor, (
+                        ('navigationEndpoint', ('title', 'runs', ..., 'navigationEndpoint')),
+                        (('commandMetadata', 'webCommandMetadata', 'url'), ('browseEndpoint', 'canonicalBaseUrl')),
+                        {str}), get_all=False))
+
             rows = try_get(
                 vsir,
                 lambda x: x['metadataRowContainer']['metadataRowContainerRenderer']['rows'],
@@ -4395,12 +4416,11 @@ def process_language(container, base_url, lang_code, sub_name, query):
                     elif mrr_title == 'Song':
                         info['track'] = mrr_contents_text
 
-        fallbacks = {
-            'channel': 'uploader',
-            'channel_id': 'uploader_id',
-            'channel_url': 'uploader_url',
-        }
-
+        info.update({
+            'uploader': info.get('channel'),
+            'uploader_id': channel_handle,
+            'uploader_url': format_field(channel_handle, None, 'https://www.youtube.com/%s', default=None),
+        })
         # The upload date for scheduled, live and past live streams / premieres in microformats
         # may be different from the stream date. Although not in UTC, we will prefer it in this case.
         # See: https://github.com/yt-dlp/yt-dlp/pull/2223#issuecomment-1008485139
@@ -4415,10 +4435,6 @@ def process_language(container, base_url, lang_code, sub_name, query):
                 self._parse_time_text(self._get_text(vpir, 'dateText')), '%Y%m%d') or upload_date
         info['upload_date'] = upload_date
 
-        for to, frm in fallbacks.items():
-            if not info.get(to):
-                info[to] = info.get(frm)
-
         for s_k, d_k in [('artist', 'creator'), ('track', 'alt_title')]:
             v = info.get(s_k)
             if v:
@@ -4494,18 +4510,28 @@ def _extract_basic_item_renderer(item):
                 return renderer
 
     def _extract_channel_renderer(self, renderer):
-        channel_id = renderer['channelId']
+        channel_id = self.ucid_or_none(renderer['channelId'])
         title = self._get_text(renderer, 'title')
-        channel_url = f'https://www.youtube.com/channel/{channel_id}'
+        channel_url = format_field(channel_id, None, 'https://www.youtube.com/channel/%s', default=None)
+        # As of 2023-03-01 YouTube doesn't use the channel handles on these renderers yet.
+        # However we can expect them to change that in the future.
+        channel_handle = self.handle_from_url(
+            traverse_obj(renderer, (
+                'navigationEndpoint', (('commandMetadata', 'webCommandMetadata', 'url'),
+                                       ('browseEndpoint', 'canonicalBaseUrl')),
+                {str}), get_all=False))
         return {
             '_type': 'url',
             'url': channel_url,
             'id': channel_id,
             'ie_key': YoutubeTabIE.ie_key(),
             'channel': title,
+            'uploader': title,
             'channel_id': channel_id,
             'channel_url': channel_url,
             'title': title,
+            'uploader_id': channel_handle,
+            'uploader_url': format_field(channel_handle, None, 'https://www.youtube.com/%s', default=None),
             'channel_follower_count': self._get_count(renderer, 'subscriberCountText'),
             'thumbnails': self._extract_thumbnails(renderer, 'thumbnail'),
             'playlist_count': self._get_count(renderer, 'videoCountText'),
@@ -4845,13 +4871,14 @@ def _extract_metadata_from_tabs(self, item_id, data):
 
         metadata_renderer = traverse_obj(data, ('metadata', 'channelMetadataRenderer'), expected_type=dict)
         if metadata_renderer:
+            channel_id = traverse_obj(metadata_renderer, ('externalId', {self.ucid_or_none}),
+                                                         ('channelUrl', {self.ucid_from_url}))
             info.update({
-                'uploader': metadata_renderer.get('title'),
-                'uploader_id': metadata_renderer.get('externalId'),
-                'uploader_url': metadata_renderer.get('channelUrl'),
+                'channel': metadata_renderer.get('title'),
+                'channel_id': channel_id,
             })
-            if info['uploader_id']:
-                info['id'] = info['uploader_id']
+            if info['channel_id']:
+                info['id'] = info['channel_id']
         else:
             metadata_renderer = traverse_obj(data, ('metadata', 'playlistMetadataRenderer'), expected_type=dict)
 
@@ -4904,6 +4931,15 @@ def _get_uncropped(url):
             'thumbnails': (primary_thumbnails or playlist_thumbnails) + avatar_thumbnails + channel_banners,
         })
 
+        channel_handle = (
+            traverse_obj(metadata_renderer, (('vanityChannelUrl', ('ownerUrls', ...)), {self.handle_from_url}), get_all=False)
+            or traverse_obj(data, ('header', ..., 'channelHandleText', {self.handle_or_none}), get_all=False))
+
+        if channel_handle:
+            info.update({
+                'uploader_id': channel_handle,
+                'uploader_url': format_field(channel_handle, None, 'https://www.youtube.com/%s', default=None),
+            })
         # Playlist stats is a text runs array containing [video count, view count, last updated].
         # last updated or (view count and last updated) may be missing.
         playlist_stats = get_first(
@@ -4926,7 +4962,7 @@ def _get_uncropped(url):
         if info['playlist_count'] is None:  # 0 is allowed
             info['playlist_count'] = self._get_count(playlist_header_renderer, ('byline', 0, 'playlistBylineRenderer', 'text'))
 
-        if not info.get('uploader_id'):
+        if not info.get('channel_id'):
             owner = traverse_obj(playlist_header_renderer, 'ownerText')
             if not owner:  # Deprecated
                 owner = traverse_obj(
@@ -4935,16 +4971,17 @@ def _get_uncropped(url):
             owner_text = self._get_text(owner)
             browse_ep = traverse_obj(owner, ('runs', 0, 'navigationEndpoint', 'browseEndpoint')) or {}
             info.update({
-                'uploader': self._search_regex(r'^by (.+) and \d+ others?$', owner_text, 'uploader', default=owner_text),
-                'uploader_id': browse_ep.get('browseId'),
-                'uploader_url': urljoin('https://www.youtube.com', browse_ep.get('canonicalBaseUrl'))
+                'channel': self._search_regex(r'^by (.+) and \d+ others?$', owner_text, 'uploader', default=owner_text),
+                'channel_id': self.ucid_or_none(browse_ep.get('browseId')),
+                'uploader_id': self.handle_from_url(urljoin('https://www.youtube.com', browse_ep.get('canonicalBaseUrl')))
             })
 
         info.update({
-            'channel': info['uploader'],
-            'channel_id': info['uploader_id'],
-            'channel_url': info['uploader_url']
+            'uploader': info['channel'],
+            'channel_url': format_field(info.get('channel_id'), None, 'https://www.youtube.com/channel/%s', default=None),
+            'uploader_url': format_field(info.get('uploader_id'), None, 'https://www.youtube.com/%s', default=None),
         })
+
         return info
 
     def _extract_inline_playlist(self, playlist, playlist_id, data, ytcfg):
@@ -5221,12 +5258,12 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
             'title': 'Igor Kleiner - Playlists',
             'description': 'md5:be97ee0f14ee314f1f002cf187166ee2',
             'uploader': 'Igor Kleiner',
-            'uploader_id': 'UCqj7Cz7revf5maW9g5pgNcg',
+            'uploader_id': '@IgorDataScience',
+            'uploader_url': 'https://www.youtube.com/@IgorDataScience',
             'channel': 'Igor Kleiner',
             'channel_id': 'UCqj7Cz7revf5maW9g5pgNcg',
             'tags': ['"критическое', 'мышление"', '"наука', 'просто"', 'математика', '"анализ', 'данных"'],
             'channel_url': 'https://www.youtube.com/channel/UCqj7Cz7revf5maW9g5pgNcg',
-            'uploader_url': 'https://www.youtube.com/channel/UCqj7Cz7revf5maW9g5pgNcg',
             'channel_follower_count': int
         },
     }, {
@@ -5237,9 +5274,9 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
             'id': 'UCqj7Cz7revf5maW9g5pgNcg',
             'title': 'Igor Kleiner - Playlists',
             'description': 'md5:be97ee0f14ee314f1f002cf187166ee2',
-            'uploader_id': 'UCqj7Cz7revf5maW9g5pgNcg',
             'uploader': 'Igor Kleiner',
-            'uploader_url': 'https://www.youtube.com/channel/UCqj7Cz7revf5maW9g5pgNcg',
+            'uploader_id': '@IgorDataScience',
+            'uploader_url': 'https://www.youtube.com/@IgorDataScience',
             'tags': ['"критическое', 'мышление"', '"наука', 'просто"', 'математика', '"анализ', 'данных"'],
             'channel_id': 'UCqj7Cz7revf5maW9g5pgNcg',
             'channel': 'Igor Kleiner',
@@ -5254,12 +5291,12 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
             'id': 'UCYO_jab_esuFRV4b17AJtAw',
             'title': '3Blue1Brown - Playlists',
             'description': 'md5:e1384e8a133307dd10edee76e875d62f',
-            'uploader_id': 'UCYO_jab_esuFRV4b17AJtAw',
-            'uploader': '3Blue1Brown',
             'channel_url': 'https://www.youtube.com/channel/UCYO_jab_esuFRV4b17AJtAw',
-            'uploader_url': 'https://www.youtube.com/channel/UCYO_jab_esuFRV4b17AJtAw',
             'channel': '3Blue1Brown',
             'channel_id': 'UCYO_jab_esuFRV4b17AJtAw',
+            'uploader_id': '@3blue1brown',
+            'uploader_url': 'https://www.youtube.com/@3blue1brown',
+            'uploader': '3Blue1Brown',
             'tags': ['Mathematics'],
             'channel_follower_count': int
         },
@@ -5272,10 +5309,10 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
             'title': 'ThirstForScience - Playlists',
             'description': 'md5:609399d937ea957b0f53cbffb747a14c',
             'uploader': 'ThirstForScience',
-            'uploader_id': 'UCAEtajcuhQ6an9WEzY9LEMQ',
-            'uploader_url': 'https://www.youtube.com/channel/UCAEtajcuhQ6an9WEzY9LEMQ',
-            'channel_url': 'https://www.youtube.com/channel/UCAEtajcuhQ6an9WEzY9LEMQ',
+            'uploader_url': 'https://www.youtube.com/@ThirstForScience',
+            'uploader_id': '@ThirstForScience',
             'channel_id': 'UCAEtajcuhQ6an9WEzY9LEMQ',
+            'channel_url': 'https://www.youtube.com/channel/UCAEtajcuhQ6an9WEzY9LEMQ',
             'tags': 'count:13',
             'channel': 'ThirstForScience',
             'channel_follower_count': int
@@ -5287,8 +5324,6 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
         'note': 'basic, single video playlist',
         'url': 'https://www.youtube.com/playlist?list=PL4lCao7KL_QFVb7Iudeipvc2BCavECqzc',
         'info_dict': {
-            'uploader_id': 'UCmlqkdCBesrv2Lak1mF_MxA',
-            'uploader': 'Sergey M.',
             'id': 'PL4lCao7KL_QFVb7Iudeipvc2BCavECqzc',
             'title': 'youtube-dl public playlist',
             'description': '',
@@ -5297,17 +5332,17 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
             'modified_date': '20201130',
             'channel': 'Sergey M.',
             'channel_id': 'UCmlqkdCBesrv2Lak1mF_MxA',
-            'uploader_url': 'https://www.youtube.com/channel/UCmlqkdCBesrv2Lak1mF_MxA',
             'channel_url': 'https://www.youtube.com/channel/UCmlqkdCBesrv2Lak1mF_MxA',
             'availability': 'public',
+            'uploader': 'Sergey M.',
+            'uploader_url': 'https://www.youtube.com/@sergeym.6173',
+            'uploader_id': '@sergeym.6173',
         },
         'playlist_count': 1,
     }, {
         'note': 'empty playlist',
         'url': 'https://www.youtube.com/playlist?list=PL4lCao7KL_QFodcLWhDpGCYnngnHtQ-Xf',
         'info_dict': {
-            'uploader_id': 'UCmlqkdCBesrv2Lak1mF_MxA',
-            'uploader': 'Sergey M.',
             'id': 'PL4lCao7KL_QFodcLWhDpGCYnngnHtQ-Xf',
             'title': 'youtube-dl empty playlist',
             'tags': [],
@@ -5316,8 +5351,10 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
             'modified_date': '20160902',
             'channel_id': 'UCmlqkdCBesrv2Lak1mF_MxA',
             'channel_url': 'https://www.youtube.com/channel/UCmlqkdCBesrv2Lak1mF_MxA',
-            'uploader_url': 'https://www.youtube.com/channel/UCmlqkdCBesrv2Lak1mF_MxA',
             'availability': 'public',
+            'uploader_url': 'https://www.youtube.com/@sergeym.6173',
+            'uploader_id': '@sergeym.6173',
+            'uploader': 'Sergey M.',
         },
         'playlist_count': 0,
     }, {
@@ -5328,10 +5365,10 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
             'title': 'lex will - Home',
             'description': 'md5:2163c5d0ff54ed5f598d6a7e6211e488',
             'uploader': 'lex will',
-            'uploader_id': 'UCKfVa3S1e4PHvxWcwyMMg8w',
+            'uploader_id': '@lexwill718',
             'channel': 'lex will',
             'tags': ['bible', 'history', 'prophesy'],
-            'uploader_url': 'https://www.youtube.com/channel/UCKfVa3S1e4PHvxWcwyMMg8w',
+            'uploader_url': 'https://www.youtube.com/@lexwill718',
             'channel_url': 'https://www.youtube.com/channel/UCKfVa3S1e4PHvxWcwyMMg8w',
             'channel_id': 'UCKfVa3S1e4PHvxWcwyMMg8w',
             'channel_follower_count': int
@@ -5345,11 +5382,11 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
             'title': 'lex will - Videos',
             'description': 'md5:2163c5d0ff54ed5f598d6a7e6211e488',
             'uploader': 'lex will',
-            'uploader_id': 'UCKfVa3S1e4PHvxWcwyMMg8w',
+            'uploader_id': '@lexwill718',
             'tags': ['bible', 'history', 'prophesy'],
             'channel_url': 'https://www.youtube.com/channel/UCKfVa3S1e4PHvxWcwyMMg8w',
             'channel_id': 'UCKfVa3S1e4PHvxWcwyMMg8w',
-            'uploader_url': 'https://www.youtube.com/channel/UCKfVa3S1e4PHvxWcwyMMg8w',
+            'uploader_url': 'https://www.youtube.com/@lexwill718',
             'channel': 'lex will',
             'channel_follower_count': int
         },
@@ -5362,9 +5399,9 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
             'title': 'lex will - Videos',
             'description': 'md5:2163c5d0ff54ed5f598d6a7e6211e488',
             'uploader': 'lex will',
-            'uploader_id': 'UCKfVa3S1e4PHvxWcwyMMg8w',
+            'uploader_id': '@lexwill718',
             'channel_id': 'UCKfVa3S1e4PHvxWcwyMMg8w',
-            'uploader_url': 'https://www.youtube.com/channel/UCKfVa3S1e4PHvxWcwyMMg8w',
+            'uploader_url': 'https://www.youtube.com/@lexwill718',
             'channel': 'lex will',
             'tags': ['bible', 'history', 'prophesy'],
             'channel_url': 'https://www.youtube.com/channel/UCKfVa3S1e4PHvxWcwyMMg8w',
@@ -5379,8 +5416,8 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
             'title': 'lex will - Playlists',
             'description': 'md5:2163c5d0ff54ed5f598d6a7e6211e488',
             'uploader': 'lex will',
-            'uploader_id': 'UCKfVa3S1e4PHvxWcwyMMg8w',
-            'uploader_url': 'https://www.youtube.com/channel/UCKfVa3S1e4PHvxWcwyMMg8w',
+            'uploader_id': '@lexwill718',
+            'uploader_url': 'https://www.youtube.com/@lexwill718',
             'channel': 'lex will',
             'channel_url': 'https://www.youtube.com/channel/UCKfVa3S1e4PHvxWcwyMMg8w',
             'channel_id': 'UCKfVa3S1e4PHvxWcwyMMg8w',
@@ -5395,14 +5432,14 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
             'id': 'UCKfVa3S1e4PHvxWcwyMMg8w',
             'title': 'lex will - Community',
             'description': 'md5:2163c5d0ff54ed5f598d6a7e6211e488',
-            'uploader': 'lex will',
-            'uploader_id': 'UCKfVa3S1e4PHvxWcwyMMg8w',
-            'uploader_url': 'https://www.youtube.com/channel/UCKfVa3S1e4PHvxWcwyMMg8w',
             'channel': 'lex will',
             'channel_url': 'https://www.youtube.com/channel/UCKfVa3S1e4PHvxWcwyMMg8w',
             'channel_id': 'UCKfVa3S1e4PHvxWcwyMMg8w',
             'tags': ['bible', 'history', 'prophesy'],
-            'channel_follower_count': int
+            'channel_follower_count': int,
+            'uploader_url': 'https://www.youtube.com/@lexwill718',
+            'uploader_id': '@lexwill718',
+            'uploader': 'lex will',
         },
         'playlist_mincount': 18,
     }, {
@@ -5412,14 +5449,14 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
             'id': 'UCKfVa3S1e4PHvxWcwyMMg8w',
             'title': 'lex will - Channels',
             'description': 'md5:2163c5d0ff54ed5f598d6a7e6211e488',
-            'uploader': 'lex will',
-            'uploader_id': 'UCKfVa3S1e4PHvxWcwyMMg8w',
-            'uploader_url': 'https://www.youtube.com/channel/UCKfVa3S1e4PHvxWcwyMMg8w',
             'channel': 'lex will',
             'channel_url': 'https://www.youtube.com/channel/UCKfVa3S1e4PHvxWcwyMMg8w',
             'channel_id': 'UCKfVa3S1e4PHvxWcwyMMg8w',
             'tags': ['bible', 'history', 'prophesy'],
-            'channel_follower_count': int
+            'channel_follower_count': int,
+            'uploader_url': 'https://www.youtube.com/@lexwill718',
+            'uploader_id': '@lexwill718',
+            'uploader': 'lex will',
         },
         'playlist_mincount': 12,
     }, {
@@ -5430,14 +5467,14 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
             'id': 'UCYO_jab_esuFRV4b17AJtAw',
             'title': '3Blue1Brown - Search - linear algebra',
             'description': 'md5:e1384e8a133307dd10edee76e875d62f',
-            'uploader': '3Blue1Brown',
-            'uploader_id': 'UCYO_jab_esuFRV4b17AJtAw',
             'channel_url': 'https://www.youtube.com/channel/UCYO_jab_esuFRV4b17AJtAw',
-            'uploader_url': 'https://www.youtube.com/channel/UCYO_jab_esuFRV4b17AJtAw',
             'tags': ['Mathematics'],
             'channel': '3Blue1Brown',
             'channel_id': 'UCYO_jab_esuFRV4b17AJtAw',
-            'channel_follower_count': int
+            'channel_follower_count': int,
+            'uploader_url': 'https://www.youtube.com/@3blue1brown',
+            'uploader_id': '@3blue1brown',
+            'uploader': '3Blue1Brown',
         },
     }, {
         'url': 'https://invidio.us/channel/UCmlqkdCBesrv2Lak1mF_MxA',
@@ -5454,17 +5491,17 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
         'info_dict': {
             'title': '29C3: Not my department',
             'id': 'PLwP_SiAcdui0KVebT0mU9Apz359a4ubsC',
-            'uploader': 'Christiaan008',
-            'uploader_id': 'UCEPzS1rYsrkqzSLNp76nrcg',
             'description': 'md5:a14dc1a8ef8307a9807fe136a0660268',
             'tags': [],
-            'uploader_url': 'https://www.youtube.com/c/ChRiStIaAn008',
             'view_count': int,
             'modified_date': '20150605',
             'channel_id': 'UCEPzS1rYsrkqzSLNp76nrcg',
-            'channel_url': 'https://www.youtube.com/c/ChRiStIaAn008',
+            'channel_url': 'https://www.youtube.com/channel/UCEPzS1rYsrkqzSLNp76nrcg',
             'channel': 'Christiaan008',
             'availability': 'public',
+            'uploader_id': '@ChRiStIaAn008',
+            'uploader': 'Christiaan008',
+            'uploader_url': 'https://www.youtube.com/@ChRiStIaAn008',
         },
         'playlist_count': 96,
     }, {
@@ -5473,17 +5510,17 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
         'info_dict': {
             'title': 'Uploads from Cauchemar',
             'id': 'UUBABnxM4Ar9ten8Mdjj1j0Q',
-            'uploader': 'Cauchemar',
-            'uploader_id': 'UCBABnxM4Ar9ten8Mdjj1j0Q',
-            'channel_url': 'https://www.youtube.com/c/Cauchemar89',
+            'channel_url': 'https://www.youtube.com/channel/UCBABnxM4Ar9ten8Mdjj1j0Q',
             'tags': [],
             'modified_date': r're:\d{8}',
             'channel': 'Cauchemar',
-            'uploader_url': 'https://www.youtube.com/c/Cauchemar89',
             'view_count': int,
             'description': '',
             'channel_id': 'UCBABnxM4Ar9ten8Mdjj1j0Q',
             'availability': 'public',
+            'uploader_id': '@Cauchemar89',
+            'uploader': 'Cauchemar',
+            'uploader_url': 'https://www.youtube.com/@Cauchemar89',
         },
         'playlist_mincount': 1123,
         'expected_warnings': [r'[Uu]navailable videos (are|will be) hidden'],
@@ -5497,17 +5534,17 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
         'info_dict': {
             'title': 'Uploads from Interstellar Movie',
             'id': 'UUXw-G3eDE9trcvY2sBMM_aA',
-            'uploader': 'Interstellar Movie',
-            'uploader_id': 'UCXw-G3eDE9trcvY2sBMM_aA',
-            'uploader_url': 'https://www.youtube.com/c/InterstellarMovie',
             'tags': [],
             'view_count': int,
             'channel_id': 'UCXw-G3eDE9trcvY2sBMM_aA',
-            'channel_url': 'https://www.youtube.com/c/InterstellarMovie',
+            'channel_url': 'https://www.youtube.com/channel/UCXw-G3eDE9trcvY2sBMM_aA',
             'channel': 'Interstellar Movie',
             'description': '',
             'modified_date': r're:\d{8}',
             'availability': 'public',
+            'uploader_id': '@InterstellarMovie',
+            'uploader': 'Interstellar Movie',
+            'uploader_url': 'https://www.youtube.com/@InterstellarMovie',
         },
         'playlist_mincount': 21,
     }, {
@@ -5516,17 +5553,17 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
         'info_dict': {
             'title': 'Uploads from Phim Siêu Nhân Nhật Bản',
             'id': 'UUTYLiWFZy8xtPwxFwX9rV7Q',
-            'uploader': 'Phim Siêu Nhân Nhật Bản',
-            'uploader_id': 'UCTYLiWFZy8xtPwxFwX9rV7Q',
             'view_count': int,
             'channel': 'Phim Siêu Nhân Nhật Bản',
             'tags': [],
-            'uploader_url': 'https://www.youtube.com/channel/UCTYLiWFZy8xtPwxFwX9rV7Q',
             'description': '',
             'channel_url': 'https://www.youtube.com/channel/UCTYLiWFZy8xtPwxFwX9rV7Q',
             'channel_id': 'UCTYLiWFZy8xtPwxFwX9rV7Q',
             'modified_date': r're:\d{8}',
             'availability': 'public',
+            'uploader_url': 'https://www.youtube.com/@phimsieunhannhatban',
+            'uploader_id': '@phimsieunhannhatban',
+            'uploader': 'Phim Siêu Nhân Nhật Bản',
         },
         'playlist_mincount': 200,
         'expected_warnings': [r'[Uu]navailable videos (are|will be) hidden'],
@@ -5536,17 +5573,17 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
         'info_dict': {
             'title': 'Uploads from BlankTV',
             'id': 'UU8l9frL61Yl5KFOl87nIm2w',
-            'uploader': 'BlankTV',
-            'uploader_id': 'UC8l9frL61Yl5KFOl87nIm2w',
             'channel': 'BlankTV',
-            'channel_url': 'https://www.youtube.com/c/blanktv',
+            'channel_url': 'https://www.youtube.com/channel/UC8l9frL61Yl5KFOl87nIm2w',
             'channel_id': 'UC8l9frL61Yl5KFOl87nIm2w',
             'view_count': int,
             'tags': [],
-            'uploader_url': 'https://www.youtube.com/c/blanktv',
             'modified_date': r're:\d{8}',
             'description': '',
             'availability': 'public',
+            'uploader_id': '@blanktv',
+            'uploader': 'BlankTV',
+            'uploader_url': 'https://www.youtube.com/@blanktv',
         },
         'playlist_mincount': 1000,
         'expected_warnings': [r'[Uu]navailable videos (are|will be) hidden'],
@@ -5556,17 +5593,17 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
         'info_dict': {
             'title': 'Data Analysis with Dr Mike Pound',
             'id': 'PLzH6n4zXuckpfMu_4Ff8E7Z1behQks5ba',
-            'uploader_id': 'UC9-y-6csu5WGm29I7JiwpnA',
-            'uploader': 'Computerphile',
             'description': 'md5:7f567c574d13d3f8c0954d9ffee4e487',
-            'uploader_url': 'https://www.youtube.com/user/Computerphile',
             'tags': [],
             'view_count': int,
             'channel_id': 'UC9-y-6csu5WGm29I7JiwpnA',
-            'channel_url': 'https://www.youtube.com/user/Computerphile',
+            'channel_url': 'https://www.youtube.com/channel/UC9-y-6csu5WGm29I7JiwpnA',
             'channel': 'Computerphile',
             'availability': 'public',
             'modified_date': '20190712',
+            'uploader_id': '@Computerphile',
+            'uploader': 'Computerphile',
+            'uploader_url': 'https://www.youtube.com/@Computerphile',
         },
         'playlist_mincount': 11,
     }, {
@@ -5579,9 +5616,6 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
             'id': 'FqZTN594JQw',
             'ext': 'webm',
             'title': "Smiley's People 01 detective, Adventure Series, Action",
-            'uploader': 'STREEM',
-            'uploader_id': 'UCyPhqAZgwYWZfxElWVbVJng',
-            'uploader_url': r're:https?://(?:www\.)?youtube\.com/channel/UCyPhqAZgwYWZfxElWVbVJng',
             'upload_date': '20150526',
             'license': 'Standard YouTube License',
             'description': 'md5:507cdcb5a49ac0da37a920ece610be80',
@@ -5604,12 +5638,9 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
     }, {
         'url': 'https://www.youtube.com/channel/UCoMdktPbSTixAyNGwb-UYkQ/live',
         'info_dict': {
-            'id': 'Wq15eF5vCbI',  # This will keep changing
+            'id': 'AlTsmyW4auo',  # This will keep changing
             'ext': 'mp4',
             'title': str,
-            'uploader': 'Sky News',
-            'uploader_id': 'skynews',
-            'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/skynews',
             'upload_date': r're:\d{8}',
             'description': str,
             'categories': ['News & Politics'],
@@ -5628,6 +5659,9 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
             'channel_url': 'https://www.youtube.com/channel/UCoMdktPbSTixAyNGwb-UYkQ',
             'channel_follower_count': int,
             'concurrent_view_count': int,
+            'uploader_url': 'https://www.youtube.com/@SkyNews',
+            'uploader_id': '@SkyNews',
+            'uploader': 'Sky News',
         },
         'params': {
             'skip_download': True,
@@ -5639,9 +5673,6 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
             'id': 'a48o2S1cPoo',
             'ext': 'mp4',
             'title': 'The Young Turks - Live Main Show',
-            'uploader': 'The Young Turks',
-            'uploader_id': 'TheYoungTurks',
-            'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/TheYoungTurks',
             'upload_date': '20150715',
             'license': 'Standard YouTube License',
             'description': 'md5:438179573adcdff3c97ebb1ee632b891',
@@ -5722,41 +5753,40 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
         'url': 'https://music.youtube.com/browse/VLPLRBp0Fe2GpgmgoscNFLxNyBVSFVdYmFkq',
         'info_dict': {
             'id': 'PLRBp0Fe2GpgmgoscNFLxNyBVSFVdYmFkq',
-            'uploader': 'NoCopyrightSounds',
             'description': 'Providing you with copyright free / safe music for gaming, live streaming, studying and more!',
-            'uploader_id': 'UC_aEa8K-EOJ3D6gOs7HcyNg',
             'title': 'NCS : All Releases 💿',
-            'uploader_url': 'https://www.youtube.com/c/NoCopyrightSounds',
-            'channel_url': 'https://www.youtube.com/c/NoCopyrightSounds',
+            'channel_url': 'https://www.youtube.com/channel/UC_aEa8K-EOJ3D6gOs7HcyNg',
             'modified_date': r're:\d{8}',
             'view_count': int,
             'channel_id': 'UC_aEa8K-EOJ3D6gOs7HcyNg',
             'tags': [],
             'channel': 'NoCopyrightSounds',
             'availability': 'public',
+            'uploader_url': 'https://www.youtube.com/@NoCopyrightSounds',
+            'uploader': 'NoCopyrightSounds',
+            'uploader_id': '@NoCopyrightSounds',
         },
         'playlist_mincount': 166,
-        'expected_warnings': [r'[Uu]navailable videos (are|will be) hidden'],
+        'expected_warnings': [r'[Uu]navailable videos (are|will be) hidden', 'YouTube Music is not directly supported'],
     }, {
+        # TODO: fix 'unviewable' issue with this playlist when reloading with unavailable videos
         'note': 'Topic, should redirect to playlist?list=UU...',
         'url': 'https://music.youtube.com/browse/UC9ALqqC4aIeG5iDs7i90Bfw',
         'info_dict': {
             'id': 'UU9ALqqC4aIeG5iDs7i90Bfw',
-            'uploader_id': 'UC9ALqqC4aIeG5iDs7i90Bfw',
             'title': 'Uploads from Royalty Free Music - Topic',
-            'uploader': 'Royalty Free Music - Topic',
             'tags': [],
             'channel_id': 'UC9ALqqC4aIeG5iDs7i90Bfw',
             'channel': 'Royalty Free Music - Topic',
             'view_count': int,
             'channel_url': 'https://www.youtube.com/channel/UC9ALqqC4aIeG5iDs7i90Bfw',
-            'channel_url': 'https://www.youtube.com/channel/UC9ALqqC4aIeG5iDs7i90Bfw',
             'modified_date': r're:\d{8}',
-            'uploader_url': 'https://www.youtube.com/channel/UC9ALqqC4aIeG5iDs7i90Bfw',
             'description': '',
             'availability': 'public',
+            'uploader': 'Royalty Free Music - Topic',
         },
         'playlist_mincount': 101,
+        'expected_warnings': ['YouTube Music is not directly supported', r'[Uu]navailable videos (are|will be) hidden'],
     }, {
         # Destination channel with only a hidden self tab (tab id is UCtFRv9O2AHqOZjjynzrv-xg)
         # Treat as a general feed
@@ -5780,12 +5810,11 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
             'modified_date': r're:\d{8}',
         },
         'playlist_count': 50,
+        'expected_warnings': ['YouTube Music is not directly supported'],
     }, {
         'note': 'unlisted single video playlist',
         'url': 'https://www.youtube.com/playlist?list=PLwL24UFy54GrB3s2KMMfjZscDi1x5Dajf',
         'info_dict': {
-            'uploader_id': 'UC9zHu_mHU96r19o-wV5Qs1Q',
-            'uploader': 'colethedj',
             'id': 'PLwL24UFy54GrB3s2KMMfjZscDi1x5Dajf',
             'title': 'yt-dlp unlisted playlist test',
             'availability': 'unlisted',
@@ -5794,9 +5823,11 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
             'channel': 'colethedj',
             'view_count': int,
             'description': '',
-            'uploader_url': 'https://www.youtube.com/channel/UC9zHu_mHU96r19o-wV5Qs1Q',
             'channel_id': 'UC9zHu_mHU96r19o-wV5Qs1Q',
             'channel_url': 'https://www.youtube.com/channel/UC9zHu_mHU96r19o-wV5Qs1Q',
+            'uploader_url': 'https://www.youtube.com/@colethedj1894',
+            'uploader_id': '@colethedj1894',
+            'uploader': 'colethedj',
         },
         'playlist_count': 1,
     }, {
@@ -5819,13 +5850,10 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
             'id': 'UCu6mSoMNzHQiBIOCkHUa2Aw',
             'title': 'Cody\'sLab - Videos',
             'description': 'md5:d083b7c2f0c67ee7a6c74c3e9b4243fa',
-            'uploader': 'Cody\'sLab',
-            'uploader_id': 'UCu6mSoMNzHQiBIOCkHUa2Aw',
             'channel': 'Cody\'sLab',
             'channel_id': 'UCu6mSoMNzHQiBIOCkHUa2Aw',
             'tags': [],
             'channel_url': 'https://www.youtube.com/channel/UCu6mSoMNzHQiBIOCkHUa2Aw',
-            'uploader_url': 'https://www.youtube.com/channel/UCu6mSoMNzHQiBIOCkHUa2Aw',
             'channel_follower_count': int
         },
         'playlist_mincount': 650,
@@ -5839,9 +5867,7 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
         'url': 'https://music.youtube.com/browse/UC9ALqqC4aIeG5iDs7i90Bfw',
         'info_dict': {
             'id': 'UU9ALqqC4aIeG5iDs7i90Bfw',
-            'uploader_id': 'UC9ALqqC4aIeG5iDs7i90Bfw',
             'title': 'Uploads from Royalty Free Music - Topic',
-            'uploader': 'Royalty Free Music - Topic',
             'modified_date': r're:\d{8}',
             'channel_id': 'UC9ALqqC4aIeG5iDs7i90Bfw',
             'description': '',
@@ -5849,14 +5875,15 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
             'tags': [],
             'channel': 'Royalty Free Music - Topic',
             'view_count': int,
-            'uploader_url': 'https://www.youtube.com/channel/UC9ALqqC4aIeG5iDs7i90Bfw',
             'availability': 'public',
+            'uploader': 'Royalty Free Music - Topic',
         },
         'playlist_mincount': 101,
         'params': {
             'skip_download': True,
             'extractor_args': {'youtubetab': {'skip': ['webpage']}}
         },
+        'expected_warnings': ['YouTube Music is not directly supported', r'[Uu]navailable videos (are|will be) hidden'],
     }, {
         'note': 'non-standard redirect to regional channel',
         'url': 'https://www.youtube.com/channel/UCwVVpHQ2Cs9iGJfpdFngePQ',
@@ -5869,15 +5896,15 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
             'modified_date': '20220407',
             'channel_url': 'https://www.youtube.com/channel/UCKcqXmCcyqnhgpA5P0oHH_Q',
             'tags': [],
-            'uploader_id': 'UCKcqXmCcyqnhgpA5P0oHH_Q',
-            'uploader': 'pukkandan',
             'availability': 'unlisted',
             'channel_id': 'UCKcqXmCcyqnhgpA5P0oHH_Q',
             'channel': 'pukkandan',
             'description': 'Test for collaborative playlist',
             'title': 'yt-dlp test - collaborative playlist',
             'view_count': int,
-            'uploader_url': 'https://www.youtube.com/channel/UCKcqXmCcyqnhgpA5P0oHH_Q',
+            'uploader_url': 'https://www.youtube.com/@pukkandan',
+            'uploader_id': '@pukkandan',
+            'uploader': 'pukkandan',
         },
         'playlist_mincount': 2
     }, {
@@ -5886,14 +5913,14 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
         'info_dict': {
             'id': 'UCiu-3thuViMebBjw_5nWYrA',
             'tags': [],
-            'uploader_id': 'UCiu-3thuViMebBjw_5nWYrA',
             'channel_url': 'https://www.youtube.com/channel/UCiu-3thuViMebBjw_5nWYrA',
             'description': 'test description',
             'title': 'cole-dlp-test-acc - 再生リスト',
-            'uploader_url': 'https://www.youtube.com/channel/UCiu-3thuViMebBjw_5nWYrA',
-            'uploader': 'cole-dlp-test-acc',
             'channel_id': 'UCiu-3thuViMebBjw_5nWYrA',
             'channel': 'cole-dlp-test-acc',
+            'uploader_url': 'https://www.youtube.com/@coletdjnz',
+            'uploader_id': '@coletdjnz',
+            'uploader': 'cole-dlp-test-acc',
         },
         'playlist_mincount': 1,
         'params': {'extractor_args': {'youtube': {'lang': ['ja']}}},
@@ -5907,14 +5934,14 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
             'tags': [],
             'view_count': int,
             'channel_url': 'https://www.youtube.com/channel/UCiu-3thuViMebBjw_5nWYrA',
-            'uploader': 'cole-dlp-test-acc',
-            'uploader_id': 'UCiu-3thuViMebBjw_5nWYrA',
             'channel': 'cole-dlp-test-acc',
             'channel_id': 'UCiu-3thuViMebBjw_5nWYrA',
             'description': 'test',
-            'uploader_url': 'https://www.youtube.com/channel/UCiu-3thuViMebBjw_5nWYrA',
             'title': 'dlp test playlist',
             'availability': 'public',
+            'uploader_url': 'https://www.youtube.com/@coletdjnz',
+            'uploader_id': '@coletdjnz',
+            'uploader': 'cole-dlp-test-acc',
         },
         'playlist_mincount': 1,
         'params': {'extractor_args': {'youtube': {'lang': ['ja']}}},
@@ -5966,29 +5993,30 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
             'channel_follower_count': int,
             'channel_id': 'UCK9V2B22uJYu3N7eR_BT9QA',
             'channel_url': 'https://www.youtube.com/channel/UCK9V2B22uJYu3N7eR_BT9QA',
-            'uploader': 'Polka Ch. 尾丸ポルカ',
-            'description': 'md5:3b8df1ac5af337aa206e37ee3d181ec9',
+            'description': 'md5:e56b74b5bb7e9c701522162e9abfb822',
             'channel': 'Polka Ch. 尾丸ポルカ',
             'tags': 'count:35',
-            'uploader_url': 'https://www.youtube.com/channel/UCK9V2B22uJYu3N7eR_BT9QA',
-            'uploader_id': 'UCK9V2B22uJYu3N7eR_BT9QA',
+            'uploader_url': 'https://www.youtube.com/@OmaruPolka',
+            'uploader': 'Polka Ch. 尾丸ポルカ',
+            'uploader_id': '@OmaruPolka',
         },
         'playlist_count': 3,
     }, {
         # Shorts tab with channel with handle
+        # TODO: fix channel description
         'url': 'https://www.youtube.com/@NotJustBikes/shorts',
         'info_dict': {
             'id': 'UC0intLFzLaudFG-xAvUEO-A',
             'title': 'Not Just Bikes - Shorts',
             'tags': 'count:12',
-            'uploader': 'Not Just Bikes',
             'channel_url': 'https://www.youtube.com/channel/UC0intLFzLaudFG-xAvUEO-A',
-            'description': 'md5:7513148b1f02b924783157d84c4ea555',
+            'description': 'md5:26bc55af26855a608a5cf89dfa595c8d',
             'channel_follower_count': int,
-            'uploader_id': 'UC0intLFzLaudFG-xAvUEO-A',
             'channel_id': 'UC0intLFzLaudFG-xAvUEO-A',
-            'uploader_url': 'https://www.youtube.com/channel/UC0intLFzLaudFG-xAvUEO-A',
             'channel': 'Not Just Bikes',
+            'uploader_url': 'https://www.youtube.com/@NotJustBikes',
+            'uploader': 'Not Just Bikes',
+            'uploader_id': '@NotJustBikes',
         },
         'playlist_mincount': 10,
     }, {
@@ -6000,12 +6028,12 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
             'tags': 'count:7',
             'channel_id': 'UC3eYAvjCVwNHgkaGbXX3sig',
             'channel_url': 'https://www.youtube.com/channel/UC3eYAvjCVwNHgkaGbXX3sig',
-            'uploader_id': 'UC3eYAvjCVwNHgkaGbXX3sig',
             'channel': '中村悠一',
-            'uploader_url': 'https://www.youtube.com/channel/UC3eYAvjCVwNHgkaGbXX3sig',
             'channel_follower_count': int,
-            'uploader': '中村悠一',
             'description': 'md5:e744f6c93dafa7a03c0c6deecb157300',
+            'uploader_url': 'https://www.youtube.com/@Yuichi-Nakamura',
+            'uploader_id': '@Yuichi-Nakamura',
+            'uploader': '中村悠一',
         },
         'playlist_mincount': 60,
     }, {
@@ -6024,15 +6052,15 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
         'info_dict': {
             'id': 'UCgJ5_1F6yJhYLnyMszUdmUg',
             'title': 'Shorts Break - Shorts',
-            'tags': 'count:32',
+            'tags': 'count:48',
             'channel_id': 'UCgJ5_1F6yJhYLnyMszUdmUg',
             'channel': 'Shorts Break',
-            'description': 'md5:a6c234cf3d50d878ef8721e34457cd11',
-            'uploader': 'Shorts Break',
+            'description': 'md5:6de33c5e7ba686e5f3efd4e19c7ef499',
             'channel_follower_count': int,
-            'uploader_id': 'UCgJ5_1F6yJhYLnyMszUdmUg',
-            'uploader_url': 'https://www.youtube.com/channel/UCgJ5_1F6yJhYLnyMszUdmUg',
             'channel_url': 'https://www.youtube.com/channel/UCgJ5_1F6yJhYLnyMszUdmUg',
+            'uploader_url': 'https://www.youtube.com/@ShortsBreak_Official',
+            'uploader': 'Shorts Break',
+            'uploader_id': '@ShortsBreak_Official',
         },
         'playlist_mincount': 30,
     }, {
@@ -6055,30 +6083,28 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
         'playlist_mincount': 30,
     }, {
         # Shorts url result in shorts tab
+        # TODO: Fix channel id extraction
         'url': 'https://www.youtube.com/channel/UCiu-3thuViMebBjw_5nWYrA/shorts',
         'info_dict': {
             'id': 'UCiu-3thuViMebBjw_5nWYrA',
             'title': 'cole-dlp-test-acc - Shorts',
-            'uploader_id': 'UCiu-3thuViMebBjw_5nWYrA',
             'channel': 'cole-dlp-test-acc',
             'description': 'test description',
             'channel_id': 'UCiu-3thuViMebBjw_5nWYrA',
             'channel_url': 'https://www.youtube.com/channel/UCiu-3thuViMebBjw_5nWYrA',
             'tags': [],
+            'uploader_url': 'https://www.youtube.com/@coletdjnz',
+            'uploader_id': '@coletdjnz',
             'uploader': 'cole-dlp-test-acc',
-            'uploader_url': 'https://www.youtube.com/channel/UCiu-3thuViMebBjw_5nWYrA',
-
         },
         'playlist': [{
             'info_dict': {
+                # Channel data is not currently available for short renderers (as of 2023-03-01)
                 '_type': 'url',
                 'ie_key': 'Youtube',
                 'url': 'https://www.youtube.com/shorts/sSM9J5YH_60',
                 'id': 'sSM9J5YH_60',
-                'channel_id': 'UCiu-3thuViMebBjw_5nWYrA',
                 'title': 'SHORT short',
-                'channel': 'cole-dlp-test-acc',
-                'channel_url': 'https://www.youtube.com/channel/UCiu-3thuViMebBjw_5nWYrA',
                 'view_count': int,
                 'thumbnails': list,
             }
@@ -6114,15 +6140,14 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
         'info_dict': {
             'id': 'UCiu-3thuViMebBjw_5nWYrA',
             'title': 'cole-dlp-test-acc - Channels',
-            'uploader_id': 'UCiu-3thuViMebBjw_5nWYrA',
             'channel': 'cole-dlp-test-acc',
             'description': 'test description',
             'channel_id': 'UCiu-3thuViMebBjw_5nWYrA',
             'channel_url': 'https://www.youtube.com/channel/UCiu-3thuViMebBjw_5nWYrA',
             'tags': [],
+            'uploader_url': 'https://www.youtube.com/@coletdjnz',
+            'uploader_id': '@coletdjnz',
             'uploader': 'cole-dlp-test-acc',
-            'uploader_url': 'https://www.youtube.com/channel/UCiu-3thuViMebBjw_5nWYrA',
-
         },
         'playlist': [{
             'info_dict': {
@@ -6136,7 +6161,10 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
                 'channel_url': 'https://www.youtube.com/channel/UC-lHJZR3Gqxm24_Vd_AJ5Yw',
                 'thumbnails': list,
                 'channel_follower_count': int,
-                'playlist_count': int
+                'playlist_count': int,
+                'uploader': 'PewDiePie',
+                'uploader_url': 'https://www.youtube.com/@PewDiePie',
+                'uploader_id': '@PewDiePie',
             }
         }],
         'params': {'extract_flat': True},
@@ -6146,15 +6174,15 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
             'id': 'UCYO_jab_esuFRV4b17AJtAw',
             'tags': ['Mathematics'],
             'title': '3Blue1Brown - About',
-            'uploader_url': 'https://www.youtube.com/channel/UCYO_jab_esuFRV4b17AJtAw',
             'channel_follower_count': int,
             'channel_id': 'UCYO_jab_esuFRV4b17AJtAw',
-            'uploader_id': 'UCYO_jab_esuFRV4b17AJtAw',
             'channel': '3Blue1Brown',
-            'uploader': '3Blue1Brown',
             'view_count': int,
             'channel_url': 'https://www.youtube.com/channel/UCYO_jab_esuFRV4b17AJtAw',
             'description': 'md5:e1384e8a133307dd10edee76e875d62f',
+            'uploader_url': 'https://www.youtube.com/@3blue1brown',
+            'uploader_id': '@3blue1brown',
+            'uploader': '3Blue1Brown',
         },
         'playlist_count': 0,
     }]
@@ -6373,15 +6401,15 @@ class YoutubePlaylistIE(InfoExtractor):
             'title': '[OLD]Team Fortress 2 (Class-based LP)',
             'id': 'PLBB231211A4F62143',
             'uploader': 'Wickman',
-            'uploader_id': 'UCKSpbfbl5kRQpTdL7kMc-1Q',
+            'uploader_id': '@WickmanVT',
             'description': 'md5:8fa6f52abb47a9552002fa3ddfc57fc2',
             'view_count': int,
-            'uploader_url': 'https://www.youtube.com/c/WickmanVT',
+            'uploader_url': 'https://www.youtube.com/@WickmanVT',
             'modified_date': r're:\d{8}',
             'channel_id': 'UCKSpbfbl5kRQpTdL7kMc-1Q',
             'channel': 'Wickman',
             'tags': [],
-            'channel_url': 'https://www.youtube.com/c/WickmanVT',
+            'channel_url': 'https://www.youtube.com/channel/UCKSpbfbl5kRQpTdL7kMc-1Q',
             'availability': 'public',
         },
         'playlist_mincount': 29,
@@ -6401,7 +6429,7 @@ class YoutubePlaylistIE(InfoExtractor):
             'title': 'JODA15',
             'id': 'PL6IaIsEjSbf96XFRuNccS_RuEXwNdsoEu',
             'uploader': 'milan',
-            'uploader_id': 'UCEI1-PVPcYXjB73Hfelbmaw',
+            'uploader_id': '@milan5503',
             'description': '',
             'channel_url': 'https://www.youtube.com/channel/UCEI1-PVPcYXjB73Hfelbmaw',
             'tags': [],
@@ -6409,7 +6437,7 @@ class YoutubePlaylistIE(InfoExtractor):
             'view_count': int,
             'channel': 'milan',
             'channel_id': 'UCEI1-PVPcYXjB73Hfelbmaw',
-            'uploader_url': 'https://www.youtube.com/channel/UCEI1-PVPcYXjB73Hfelbmaw',
+            'uploader_url': 'https://www.youtube.com/@milan5503',
             'availability': 'public',
         },
         'expected_warnings': [r'[Uu]navailable videos? (is|are|will be) hidden'],
@@ -6420,13 +6448,13 @@ class YoutubePlaylistIE(InfoExtractor):
             'title': '2018 Chinese New Singles (11/6 updated)',
             'id': 'PLsyOSbh5bs16vubvKePAQ1x3PhKavfBIl',
             'uploader': 'LBK',
-            'uploader_id': 'UC21nz3_MesPLqtDqwdvnoxA',
+            'uploader_id': '@music_king',
             'description': 'md5:da521864744d60a198e3a88af4db0d9d',
             'channel': 'LBK',
             'view_count': int,
-            'channel_url': 'https://www.youtube.com/c/愛低音的國王',
+            'channel_url': 'https://www.youtube.com/channel/UC21nz3_MesPLqtDqwdvnoxA',
             'tags': [],
-            'uploader_url': 'https://www.youtube.com/c/愛低音的國王',
+            'uploader_url': 'https://www.youtube.com/@music_king',
             'channel_id': 'UC21nz3_MesPLqtDqwdvnoxA',
             'modified_date': r're:\d{8}',
             'availability': 'public',
@@ -6472,8 +6500,8 @@ class YoutubeYtBeIE(InfoExtractor):
             'ext': 'mp4',
             'title': 'Small Scale Baler and Braiding Rugs',
             'uploader': 'Backus-Page House Museum',
-            'uploader_id': 'backuspagemuseum',
-            'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/backuspagemuseum',
+            'uploader_id': '@backuspagemuseum',
+            'uploader_url': r're:https?://(?:www\.)?youtube\.com/@backuspagemuseum',
             'upload_date': '20161008',
             'description': 'md5:800c0c78d5eb128500bffd4f0b4f2e8a',
             'categories': ['Nonprofits & Activism'],
@@ -6481,7 +6509,7 @@ class YoutubeYtBeIE(InfoExtractor):
             'like_count': int,
             'age_limit': 0,
             'playable_in_embed': True,
-            'thumbnail': 'https://i.ytimg.com/vi_webp/yeWKywCrFtk/maxresdefault.webp',
+            'thumbnail': r're:^https?://.*\.webp',
             'channel': 'Backus-Page House Museum',
             'channel_id': 'UCEfMCQ9bs3tjvjy1s451zaw',
             'live_status': 'not_live',
@@ -6597,7 +6625,7 @@ def _extract_notification_renderer(self, notification):
         if not video_id:
             browse_ep = traverse_obj(
                 notification, ('navigationEndpoint', 'browseEndpoint'), expected_type=dict)
-            channel_id = traverse_obj(browse_ep, 'browseId', expected_type=str)
+            channel_id = self.ucid_or_none(traverse_obj(browse_ep, 'browseId', expected_type=str))
             post_id = self._search_regex(
                 r'/post/(.+)', traverse_obj(browse_ep, 'canonicalBaseUrl', expected_type=str),
                 'post id', default=None)
@@ -6627,6 +6655,7 @@ def _extract_notification_renderer(self, notification):
             'title': title,
             'channel_id': channel_id,
             'channel': channel,
+            'uploader': channel,
             'thumbnails': self._extract_thumbnails(notification, 'videoThumbnail'),
             'timestamp': timestamp,
         }
@@ -6731,7 +6760,10 @@ class YoutubeSearchURLIE(YoutubeTabBaseInfoExtractor):
                 'channel_id': 'UCsXVk37bltHxD1rDPwtNM8Q',
                 'playlist_count': int,  # XXX: should have a way of saying > 1
                 'channel_url': 'https://www.youtube.com/channel/UCsXVk37bltHxD1rDPwtNM8Q',
-                'thumbnails': list
+                'thumbnails': list,
+                'uploader_id': '@kurzgesagt',
+                'uploader_url': 'https://www.youtube.com/@kurzgesagt',
+                'uploader': 'Kurzgesagt – In a Nutshell',
             }
         }],
         'params': {'extract_flat': True, 'playlist_items': '1'},
@@ -6989,11 +7021,12 @@ class YoutubeClipIE(YoutubeTabBaseInfoExtractor):
             'title': 'Mobile Games on Console - Scott The Woz',
             'upload_date': '20210920',
             'uploader': 'Scott The Woz',
-            'uploader_id': 'scottthewoz',
-            'uploader_url': 'http://www.youtube.com/user/scottthewoz',
+            'uploader_id': '@ScottTheWoz',
+            'uploader_url': 'https://www.youtube.com/@ScottTheWoz',
             'view_count': int,
             'live_status': 'not_live',
-            'channel_follower_count': int
+            'channel_follower_count': int,
+            'chapters': 'count:20',
         }
     }]
 
@@ -7031,13 +7064,13 @@ class YoutubeConsentRedirectIE(YoutubeBaseInfoExtractor):
             'id': 'qVv6vCqciTM',
             'ext': 'mp4',
             'age_limit': 0,
-            'uploader_id': 'UCIdEIHpS0TdkqRkHL5OkLtA',
+            'uploader_id': '@sana_natori',
             'comment_count': int,
             'chapters': 'count:13',
             'upload_date': '20221223',
             'thumbnail': 'https://i.ytimg.com/vi/qVv6vCqciTM/maxresdefault.jpg',
             'channel_url': 'https://www.youtube.com/channel/UCIdEIHpS0TdkqRkHL5OkLtA',
-            'uploader_url': 'http://www.youtube.com/channel/UCIdEIHpS0TdkqRkHL5OkLtA',
+            'uploader_url': 'https://www.youtube.com/@sana_natori',
             'like_count': int,
             'release_date': '20221223',
             'tags': ['Vtuber', '月ノ美兎', '名取さな', 'にじさんじ', 'クリスマス', '3D配信'],