diff --git a/openandroidinstaller/tooling.py b/openandroidinstaller/tooling.py
index 54fea04b..e3d2e8c4 100644
--- a/openandroidinstaller/tooling.py
+++ b/openandroidinstaller/tooling.py
@@ -239,7 +239,7 @@ def adb_twrp_wipe_and_install(
             yield True
 
 
-def adb_twrp_install_addons(bin_path: Path, addons: List[str]) -> bool:
+def adb_twrp_install_addons(bin_path: Path, config_path: Path, addons: List[str]) -> bool:
     """Flash addons through adb and twrp.
 
     Only works for twrp recovery.
@@ -265,10 +265,28 @@ def adb_twrp_install_addons(bin_path: Path, addons: List[str]) -> bool:
             # TODO: this might sometimes think it failed, but actually it's fine. So skip for now.
             # yield False
             # return
+    # reboot into fastboot
+    sleep(5)
+    logger.info("Boot into fastboot")
+    for line in run_command("adb", ["reboot", "bootloader"], bin_path):
+        yield line
+    if (type(line) == bool) and not line:
+        logger.error("Booting to fastboot failed.")
+        yield False
+        return
+    # switch active boot partition
+    sleep(7)
+    logger.info("Switch active boot partition")
+    for line in run_command("fastboot", ["set_active", "other"], bin_path):
+        yield line
+    if (type(line) == bool) and not line:
+        logger.error("Switching boot partition failed.")
+        yield False
+        return
     # finally reboot into os
     sleep(7)
     logger.info("Reboot into OS.")
-    for line in run_command("adb", ["reboot"], bin_path):  # "shell", "twrp",
+    for line in run_command("fastboot", ["reboot"], bin_path):
         yield line
     if (type(line) == bool) and not line:
         logger.error("Rebooting failed.")
diff --git a/openandroidinstaller/views/install_addons_view.py b/openandroidinstaller/views/install_addons_view.py
index d46b8e85..78ba5b86 100644
--- a/openandroidinstaller/views/install_addons_view.py
+++ b/openandroidinstaller/views/install_addons_view.py
@@ -144,7 +144,7 @@ def run_install_addons(self, e):
         """
         # disable the call button while the command is running
         self.install_button.disabled = True
-        self.install_addons_switch.disabled = True
+        self.error_text.value = ""
         # reset the progress indicators
         self.progress_indicator.clear()
         # reset terminal output
@@ -156,11 +156,13 @@ def run_install_addons(self, e):
         for line in adb_twrp_install_addons(
             addons=self.state.addon_paths,
             bin_path=self.state.bin_path,
+            config_path=self.state.config_path,
         ):
             # write the line to advanced output terminal
             self.terminal_box.write_line(line)
-            # in case the install command is run, we want to update progress ring for now
-            self.progress_indicator.display_progress_ring()
+            # in case the install command is run, we want to update the progress bar
+            self.progress_indicator.display_progress_bar(line)
+            self.progress_indicator.update()
         success = line  # the last element of the iterable is a boolean encoding success/failure
 
         # update the view accordingly
@@ -175,6 +177,4 @@ def run_install_addons(self, e):
             # enable the confirm button and disable the call button
             self.confirm_button.disabled = False
             self.install_button.disabled = True
-        # reset the progress indicator
-        self.progress_indicator.clear()
         self.view.update()
diff --git a/openandroidinstaller/views/install_view.py b/openandroidinstaller/views/install_view.py
index ca766d19..6a31a0fa 100644
--- a/openandroidinstaller/views/install_view.py
+++ b/openandroidinstaller/views/install_view.py
@@ -168,6 +168,7 @@ def run_install(self, e):
         # disable the call button while the command is running
         self.install_button.disabled = True
         self.install_addons_switch.disabled = True
+        self.error_text.value = ""
         # reset the progress indicators
         self.progress_indicator.clear()
         # reset terminal output
diff --git a/openandroidinstaller/views/step_view.py b/openandroidinstaller/views/step_view.py
index ea54874f..9f888fc3 100644
--- a/openandroidinstaller/views/step_view.py
+++ b/openandroidinstaller/views/step_view.py
@@ -323,7 +323,7 @@ def display_progress_bar(self, line: str):
         result = None
         # get the progress numbers from the output lines
         if (type(line) == str) and line.strip():
-            result = re.search(r"\(\~(\d{1,3})\%\)|(Total xfer: 1\.00x)", line.strip())
+            result = re.search(r"\(\~(\d{1,3})\%\)|(Total xfer: 1\.)", line.strip())
         if result:
             if result.group(1):
                 percentage_done = int(result.group(1))