diff --git a/app/src/main/res/values-bg/strings.xml b/app/src/main/res/values-bg/strings.xml
index 2120f9ed..7fbd6983 100644
--- a/app/src/main/res/values-bg/strings.xml
+++ b/app/src/main/res/values-bg/strings.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--
-  ~ Copyright © Marc Auberer 2017 - 2020. All rights reserved
+  ~ Copyright © Marc Auberer 2017 - 2021. All rights reserved
   -->
 
 <!--
@@ -53,7 +53,7 @@
     <string name="unlink_sensor">Премахни връзка със сензор</string>
     <!--  %s is a placeholder for the number of seconds. Please make sure that %s is included also in your translation -->
     <string name="really_unlink_sensor">Наистина ли искате да премахнете връзката със сензора \'%s\'?</string>
-    <string name="no_sensors">Ако имате сензор от <a href="https://www.luftdaten.info">www.luftdaten.info/en</a>, можете да го свържете тук. Чукнете отдолу, за да свържете сензор.</string>
+    <string name="no_sensors">Ако имате сензор от <a href="https://www.sensor.community/bg">www.sensor.community</a>, можете да го свържете тук. Чукнете отдолу, за да свържете сензор.</string>
     <string name="rate_app">Поставете рейтинг на приложението</string>
     <string name="rate_m">Поставете рейтинг на приложението Финни частици в Google PlayStore с 5 звезди, ако харесвате това приложение!</string>
     <string name="recommend_string">Приложение Финни частици: покажи измерванията за финни частици лесно и елегантно. Свали от Google PlayStore: https://play.google.com/store/apps/details?id=com.chillibits.pmapp</string>
@@ -260,15 +260,15 @@
     <string name="enable_traffic_by_default">Активирайте трафика по подразбиране</string>
     <string name="sync_running">Синхронизирането се изпълнява …</string>
     <!-- Please only paste urls with correct anchors -->
-    <string name="url_id_info">https://luftdaten.info/en/construction-manual/#feinstaubsensor-konfiguration</string>
+    <string name="url_id_info">https://sensor.community/bg/sensors/airrohr#Konfigurirajte_stancziyata</string>
     <string name="get_in_touch">Свържете се с нас</string>
     <string name="sensor_highscore">Сензорни резултати</string>
     <string name="connected_to_web_version">Свързан с pm.chillibits.com</string>
     <string name="widget_label_small">Бърза информация за плочки</string>
     <string name="pref_enable_threshold_notifications">Активиране на праговите известия</string>
     <string name="find_sensor_locally">Намери сензор в мрежата</string>
-    <string name="searching_ip_address">Търсене на IP адрес ...</string>
-    <string name="searching_for_sensors">Търсене на сензори ...</string>
+    <string name="searching_ip_address">Търсене на IP адрес …</string>
+    <string name="searching_for_sensors">Търсене на сензори …</string>
     <string name="sensors_local_network">Сензори в локалната мрежа</string>
     <string name="no_sensors_found_local">В локалната мрежа не са открити сензори. Понякога сензорът е офлайн за момент, така че ако сензорът ви не е в списъка, моля, опитайте го отново след минута.</string>
     <string name="open_sensor_config">Отваряне на сайта за конфигурация (външна връзка)</string>
diff --git a/app/src/main/res/values-de/strings.xml b/app/src/main/res/values-de/strings.xml
index 7aa1c2b8..0da8bfa9 100644
--- a/app/src/main/res/values-de/strings.xml
+++ b/app/src/main/res/values-de/strings.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--
-  ~ Copyright © Marc Auberer 2017 - 2020. All rights reserved
+  ~ Copyright © Marc Auberer 2017 - 2021. All rights reserved
   -->
 
 <!--
@@ -53,7 +53,7 @@
     <string name="unlink_sensor">Sensor entfernen</string>
     <!-- %s is a placeholder for the number of seconds. Please make sure that %s is included also in your translation -->
     <string name="really_unlink_sensor">Wollen Sie den Sensor \'%s\' wirklich entfernen?</string>
-    <string name="no_sensors">Falls Sie einen eigenen Feinstaubsensor von <a href="https://www.luftdaten.info">www.luftdaten.info</a> haben, können Sie ihn hier verknüpfen. Tippen Sie unten, um einen Sensor zu verknüpfen.</string>
+    <string name="no_sensors">Falls Sie einen eigenen Feinstaubsensor von <a href="https://www.sensor.community">www.sensor.community</a> haben, können Sie ihn hier verknüpfen. Tippen Sie unten, um einen Sensor zu verknüpfen.</string>
     <string name="rate_app">App bewerten</string>
     <string name="rate_m">Bewerten Sie die Feinstaub-App im Google PlayStore mit 5 Sternen, wenn Ihnen die App gefällt! Sie können auch Verbesserungsvorschläge mit in die Bewertung schreiben.</string>
     <string name="recommend_string">Die Feinstaub-App: Feinstaub-Messungen einfach und elegant grafisch darstellen. Download vom Google PlayStore: https://play.google.com/store/apps/details?id=com.chillibits.pmapp</string>
@@ -261,7 +261,7 @@
     <string name="enable_traffic_by_default">Verkehr beim Appstart einblenden</string>
     <string name="sync_running">Synchronisation läuft …</string>
     <!-- Please only paste url with the correct anchor -->
-    <string name="url_id_info">http://luftdaten.info/feinstaubsensor-bauen/#feinstaubsensor-konfiguration</string>
+    <string name="url_id_info">https://sensor.community/de/sensors/airrohr#Konfiguriere_die_Station</string>
     <string name="get_in_touch">Kontakt aufnehmen</string>
     <string name="sensor_highscore">Sensor-Bestenliste</string>
     <string name="connected_to_web_version">Verbunden mit feinstaub.chillibits.com</string>
diff --git a/app/src/main/res/values-es/strings.xml b/app/src/main/res/values-es/strings.xml
index b13882b7..1848db26 100644
--- a/app/src/main/res/values-es/strings.xml
+++ b/app/src/main/res/values-es/strings.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--
-  ~ Copyright © Marc Auberer 2017 - 2020. All rights reserved
+  ~ Copyright © Marc Auberer 2017 - 2021. All rights reserved
   -->
 
 <!--
@@ -53,7 +53,7 @@
     <string name="unlink_sensor">Desenlazar sensor</string>
     <!-- %s is a placeholder for the number of seconds. Please make sure that %s is included also in your translation -->
     <string name="really_unlink_sensor">¿Realmente quieres desvincular el sensor \'%s\'?</string>
-    <string name="no_sensors">Si tiene un sensor de <a href="https://www.luftdaten.info/es">www.luftdaten.info</a>, puede vincularlo aquí. Toque abajo para vincular al sensor.</string>
+    <string name="no_sensors">Si tiene un sensor de <a href="https://www.sensor.community/es">www.sensor.community</a>, puede vincularlo aquí. Toque abajo para vincular al sensor.</string>
     <string name="rate_app">calificar aplicacion</string>
     <string name="rate_m">Califique la aplicación de materia de partículas en Google PlayStore con 5 estrellas, si está disfrutando de la aplicación.</string>
     <string name="recommend_string">La aplicación de materia particulada: muestra las mediciones de materia particulada de forma fácil y elegante. Descargar desde PlayStore: https://play.google.com/store/apps/details?id=com.chillibits.pmapp</string>
@@ -261,7 +261,7 @@
     <string name="enable_traffic_by_default">Habilitar tráfico por defecto</string>
     <string name="sync_running">Sincronización en ejecución …</string>
     <!-- Please only paste url with the correct anchor -->
-    <string name="url_id_info">https://luftdaten.info/en/construction-manual/#feinstaubsensor-konfiguration</string>
+    <string name="url_id_info">https://sensor.community/en/sensors/airrohr#Configure_the_station</string>
     <string name="get_in_touch">Contáctanos</string>
     <string name="sensor_highscore">Lista de registros</string>
     <string name="connected_to_web_version">Conectado a pm.chillibits.com</string>
diff --git a/app/src/main/res/values-fr/strings.xml b/app/src/main/res/values-fr/strings.xml
index dad4fd1c..2c0e501a 100644
--- a/app/src/main/res/values-fr/strings.xml
+++ b/app/src/main/res/values-fr/strings.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--
-  ~ Copyright © Marc Auberer 2017 - 2020. All rights reserved
+  ~ Copyright © Marc Auberer 2017 - 2021. All rights reserved
   -->
 
 <!--
@@ -53,7 +53,7 @@
     <string name="unlink_sensor">Supprimer le capteur</string>
     <!--  %s is a placeholder for the number of seconds. Please make sure that %s is included also in your translation -->
     <string name="really_unlink_sensor">Voulez-vous vraiment supprimer le capteur \'%s\'?</string>
-    <string name="no_sensors">Si vous possédez un capteur de <a href="https://www.luftdaten.info/fr">www.luftdaten.info</a>, vous pouvez le lier ici. Tapez en dessous pour lier le capteur.</string>
+    <string name="no_sensors">Si vous possédez un capteur de <a href="https://www.sensor.community/fr">www.sensor.community</a>, vous pouvez le lier ici. Tapez en dessous pour lier le capteur.</string>
     <string name="rate_app">Évaluer l\'application</string>
     <string name="rate_m">Evaluez l\'application Matière Particulaire dans le Google Play Store avec 5 étoiles, si l\'application vous plaît! Vous pouvez écrire des suggestions d\'amélioration avec l\'évaluation.</string>
     <string name="recommend_string">L\'application Matière Particulaire présente graphiquement, facilement et élegamment des données de particules fines. Télécharger depuis le Google Play Store: https://play.google.com/store/apps/details?id=com.chillibits.pmapp</string>
@@ -260,7 +260,7 @@
     <string name="enable_traffic_by_default">Activer le trafic par défaut</string>
     <string name="sync_running">Synchronisation en cours …</string>
     <!-- Please only paste urls with correct anchors -->
-    <string name="url_id_info">https://luftdaten.info/fr/montage-detecteur-de-particules-fines/#feinstaubsensor-konfiguration</string>
+    <string name="url_id_info">https://sensor.community/fr/sensors/airrohr#Configure_the_station</string>
     <string name="get_in_touch">Nous contacter</string>
     <string name="sensor_highscore">Meilleur score du capteur</string>
     <string name="connected_to_web_version">Connecté à pm.chillibits.com</string>
diff --git a/app/src/main/res/values-hu/strings.xml b/app/src/main/res/values-hu/strings.xml
index 3a167f3a..fb600705 100644
--- a/app/src/main/res/values-hu/strings.xml
+++ b/app/src/main/res/values-hu/strings.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--
-  ~ Copyright © Marc Auberer 2017 - 2020. All rights reserved
+  ~ Copyright © Marc Auberer 2017 - 2021. All rights reserved
   -->
 
 <!--
@@ -53,7 +53,7 @@
     <string name="unlink_sensor">Szenzor leválasztása</string>
     <!-- %s is a placeholder for the number of seconds. Please make sure that %s is included also in your translation -->
     <string name="really_unlink_sensor">Biztos hogy le akarod választani \'%s\' szenzort?</string>
-    <string name="no_sensors">Ha a <a href="https://www.luftdaten.info">www.luftdaten.info</a> oldalon van regisztrálva szenzorod, itt tudod hozzáadni. Koppints a szenzor hozzáadásához.</string>
+    <string name="no_sensors">Ha a <a href="https://www.sensor.community/hu">www.sensor.community</a> oldalon van regisztrálva szenzorod, itt tudod hozzáadni. Koppints a szenzor hozzáadásához.</string>
     <string name="rate_app">app értékelése</string>
     <string name="rate_m">Értékeld a Szállópor App-ot 5 csillggal Google Play áruházban, ha tetszik az alkalmazás!</string>
     <string name="recommend_string">Szállópor App: szálló por méréis adataok egyszerű és elegáns megjelenítése. Töltsd le a Play Áruházból: https://play.google.com/store/apps/details?id=com.mrgames13.jimdo.feinstaubapp</string>
@@ -261,15 +261,15 @@
     <string name="enable_traffic_by_default">Mutassa a közúti forgalmat alapértelmezésben</string>
     <string name="sync_running">Szinkronizáció folyamatban</string>
     <!-- Please only paste url with the correct anchor -->
-    <string name="url_id_info">https://luftdaten.info/en/construction-manual/#feinstaubsensor-konfiguration</string>
+    <string name="url_id_info">https://sensor.community/en/sensors/airrohr#Configure_the_station</string>
     <string name="get_in_touch">Elérhetőség</string>
     <string name="sensor_highscore">Szenzor csúcsérték</string>
     <string name="connected_to_web_version">Csatlakozva pm.chillibits.com-hoz</string>
     <string name="widget_label_small">Gyors infó csempe</string>
     <string name="pref_enable_threshold_notifications">Határérték értesítések engedélyezése</string>
     <string name="find_sensor_locally">Szenzor keresése a hálózaton</string>
-    <string name="searching_ip_address">IP cím keresése ...</string>
-    <string name="searching_for_sensors">Szenzorok keresése ...</string>
+    <string name="searching_ip_address">IP cím keresése …</string>
+    <string name="searching_for_sensors">Szenzorok keresése …</string>
     <string name="sensors_local_network">Szenzorok a helyi hálózaton</string>
     <string name="no_sensors_found_local">A helyi hálózaton nem található szenzor. Előfordul, hogy a szenzor pár másodpercig nem kapcsolódik, ezért ha nincs a szenzor a listában, akkor érdemes újra próbálkozni egy-két perc múlva.</string>
     <string name="open_sensor_config">Configurációs oldal megnyitása (külső hivatkozás)</string>
diff --git a/app/src/main/res/values-it/strings.xml b/app/src/main/res/values-it/strings.xml
index f6edaaf0..cf783ab9 100644
--- a/app/src/main/res/values-it/strings.xml
+++ b/app/src/main/res/values-it/strings.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--
-  ~ Copyright © Marc Auberer 2017 - 2020. All rights reserved
+  ~ Copyright © Marc Auberer 2017 - 2021. All rights reserved
   -->
 
 <!--
@@ -53,7 +53,7 @@
     <string name="unlink_sensor">Scollegare un sensore</string>
     <!--  %s is a placeholder for the number of seconds. Please make sure that %s is included also in your translation -->
     <string name="really_unlink_sensor">Vuoi veramente scollegare il sensore \'%s\'?</string>
-    <string name="no_sensors">Se hai un sensore da <a href="https://www.luftdaten.info/it">www.luftdaten.info</a>, puoi collegarlo qui. Premi sotto per collegare un sensore.</string>
+    <string name="no_sensors">Se hai un sensore da <a href="https://www.sensor.community/it">www.sensor.community</a>, puoi collegarlo qui. Premi sotto per collegare un sensore.</string>
     <string name="rate_app">valuta l\'app</string>
     <string name="rate_m">Valuta l\'App Particulate Matter in Google PlayStore con 5 stelle, se ti piace!</string>
     <string name="recommend_string">Particulate Matter: l\'app. mostra le misurazioni del particolato in modo chiaro e dettagliato. Scaricala da PlayStore: https://play.google.com/store/apps/details?id=com.chillibits.pmapp</string>
@@ -260,15 +260,15 @@
     <string name="enable_traffic_by_default">Abilitare il traffico dati di default</string>
     <string name="sync_running">Sincronizzazione in corso …</string>
     <!-- Please only paste urls with correct anchors -->
-    <string name="url_id_info">https://luftdaten.info/it/montaggio-centralina/</string>
+    <string name="url_id_info">https://sensor.community/it/sensors/airrohr#Configurazione_della_scheda_NodeMCU</string>
     <string name="get_in_touch">Contattaci</string>
     <string name="sensor_highscore">Punteggio massimo del sensore</string>
     <string name="connected_to_web_version">Connesso con pm.chillibits.com</string>
     <string name="widget_label_small">Riquadro informazioni rapide</string>
     <string name="pref_enable_threshold_notifications">Abilitare notifica di soglia</string>
     <string name="find_sensor_locally">Trovato sensore nella rete</string>
-    <string name="searching_ip_address">Ricerva indirizzo IP...</string>
-    <string name="searching_for_sensors">Ricerca sensori...</string>
+    <string name="searching_ip_address">Ricerva indirizzo IP …</string>
+    <string name="searching_for_sensors">Ricerca sensori …</string>
     <string name="sensors_local_network">Sensori presenti nella rete locale\u0020</string>
     <string name="no_sensors_found_local">Non sono stati trovati sensori nella rete locale. In certi casi il sensore è fuori servizio per un breve periodo, se il tuo sensore non è in elenco per favore prova nuovamente tra un minuto.</string>
     <string name="open_sensor_config">Aprire il pannello di configurazione (link esterno)</string>
diff --git a/app/src/main/res/values-nl/strings.xml b/app/src/main/res/values-nl/strings.xml
index 9441ad3b..02dcc5a2 100644
--- a/app/src/main/res/values-nl/strings.xml
+++ b/app/src/main/res/values-nl/strings.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--
-  ~ Copyright © Marc Auberer 2017 - 2020. All rights reserved
+  ~ Copyright © Marc Auberer 2017 - 2021. All rights reserved
   -->
 
 <!--
@@ -53,7 +53,7 @@
     <string name="unlink_sensor">Sensor ontkoppelen</string>
     <!--  %s is a placeholder for the number of seconds. Please make sure that %s is included also in your translation -->
     <string name="really_unlink_sensor">Weet je zeker dat je de sensor wilt ontkoppelen \'%s\'?</string>
-    <string name="no_sensors">Als je een sensor hebt van <a href="https://www.luftdaten.info/nl">www.luftdaten.info</a>, kun je hem hier koppelen. Klik beneden om een sensor te koppelen.</string>
+    <string name="no_sensors">Als je een sensor hebt van <a href="https://www.sensor.community/nl">www.sensor.community</a>, kun je hem hier koppelen. Klik beneden om een sensor te koppelen.</string>
     <string name="rate_app">beoordeel de app</string>
     <string name="rate_m">Beoordeel de Fijnstof App in de Google PlayStore met 5 sterren, als je de app leuk vindt!</string>
     <string name="recommend_string">De Fijnstof App: Toon fijnstof metingen makkelijk en overzichtelijk. Download uit de Playstore: \nhttps://play.google.com/store/apps/details?id=com.chillibits.pmapp</string>
@@ -260,14 +260,14 @@
     <string name="enable_traffic_by_default">Schakel verkeer standaard in</string>
     <string name="sync_running">Synchronisatie actief …</string>
     <!-- Please only paste urls with correct anchors -->
-    <string name="url_id_info">https://luftdaten.info/nl/sensor-bouwen/#feinstaubsensor-konfiguration</string>
+    <string name="url_id_info">https://sensor.community/nl/sensors/airrohr#Het_station_configureren</string>
     <string name="get_in_touch">Neem contact op</string>
     <string name="sensor_highscore">Sensor hoge score</string>
     <string name="connected_to_web_version">Verbonden met pm.chillibits.com</string>
     <string name="widget_label_small">Snelle info tegel</string>
     <string name="pref_enable_threshold_notifications">Schakel grenswaarde notificaties in</string>
     <string name="find_sensor_locally">Vind sensor in het netwerk</string>
-    <string name="searching_ip_address">Zoeken naar IP adres ...</string>
+    <string name="searching_ip_address">Zoeken naar IP adres …</string>
     <string name="searching_for_sensors">Zoeken naar sensoren</string>
     <string name="sensors_local_network">Sensoren op het lokale netwerk</string>
     <string name="no_sensors_found_local">Geen sensoren gevonden in het lokale netwerk. Soms is een sensor tijdelijk offline, als je sensor niet in de lijst staat, probeer het dan nog een keer</string>
diff --git a/app/src/main/res/values-pl/strings.xml b/app/src/main/res/values-pl/strings.xml
index 37d110fd..ae1f48b0 100644
--- a/app/src/main/res/values-pl/strings.xml
+++ b/app/src/main/res/values-pl/strings.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--
-  ~ Copyright © Marc Auberer 2017 - 2020. All rights reserved
+  ~ Copyright © Marc Auberer 2017 - 2021. All rights reserved
   -->
 
 <!--
@@ -53,7 +53,7 @@
     <string name="unlink_sensor">Odepnij sensor</string>
     <!--  %s is a placeholder for the number of seconds. Please make sure that %s is included also in your translation -->
     <string name="really_unlink_sensor">Czy naprawdę chcesz odpiąć sensor \'%s\'?</string>
-    <string name="no_sensors">Jeśli masz czujnik z <a href="https://www.luftdaten.info/pl">www.luftdaten.info</a> możesz połączyć go tutaj. Stuknij poniżej, aby połączyć czujnik.</string>
+    <string name="no_sensors">Jeśli masz czujnik z <a href="https://www.sensor.community/pl">www.sensor.community</a> możesz połączyć go tutaj. Stuknij poniżej, aby połączyć czujnik.</string>
     <string name="rate_app">Oceń aplikację</string>
     <string name="rate_m">Oceń aplikację Particulate Matter App w Google Play na 5 gwiazdek, jeśli korzystasz z aplikacji!</string>
     <string name="recommend_string">Aplikacja Particulate Matter to pomiary łatwe i eleganckie pobierz z: https://play.google.com/store/apps/details?id=com.chillibits.pmapp</string>
@@ -262,15 +262,15 @@
     <string name="enable_traffic_by_default">Włącz ruch</string>
     <string name="sync_running">W trakcie synchronizacji…</string>
     <!-- Please only paste urls with correct anchors -->
-    <string name="url_id_info">https://luftdaten.info/en/construction-manual/#feinstaubsensor-konfiguration</string>
+    <string name="url_id_info">https://sensor.community/pl/sensors/airrohr#Skonfiguruj_stacje</string>
     <string name="get_in_touch">Kontakt</string>
     <string name="sensor_highscore">Sensor z wysokim wynikiem</string>
     <string name="connected_to_web_version">Połączony z pm.chillibits.com</string>
     <string name="widget_label_small">Krótkie info</string>
     <string name="pref_enable_threshold_notifications">Włącz powiadomienia progowe</string>
     <string name="find_sensor_locally">Szukaj sensora w sieci</string>
-    <string name="searching_ip_address">Szukam adresu IP ...</string>
-    <string name="searching_for_sensors">Wyszukiwanie sensorów ...</string>
+    <string name="searching_ip_address">Szukam adresu IP …</string>
+    <string name="searching_for_sensors">Wyszukiwanie sensorów …</string>
     <string name="sensors_local_network">Sensory w sieci lokalnej</string>
     <string name="no_sensors_found_local">Nie znaleziono sensorów w sieci lokalnej, czasami sensory są chwilowo niedostępne, jeżeli nadal jest niedostępny spróbuj go dodać ponownie.</string>
     <string name="open_sensor_config">Otwórz stronę konfiguracyjną (link zewnętrzny)</string>
diff --git a/app/src/main/res/values-ro/strings.xml b/app/src/main/res/values-ro/strings.xml
index a6db1e6c..1a426f7d 100644
--- a/app/src/main/res/values-ro/strings.xml
+++ b/app/src/main/res/values-ro/strings.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--
-  ~ Copyright © Marc Auberer 2017 - 2020. All rights reserved
+  ~ Copyright © Marc Auberer 2017 - 2021. All rights reserved
   -->
 
 <!--
@@ -53,7 +53,7 @@
     <string name="unlink_sensor">Deconectare senzor</string>
     <!--  %s is a placeholder for the number of seconds. Please make sure that %s is included also in your translation -->
     <string name="really_unlink_sensor">Doriți cu adevărat să deconectați senzorul \'%s\'?</string>
-    <string name="no_sensors">Dacă aveți un senzor de la <a href="https://www.luftdaten.info/en">www.luftdaten.info</a>, îl puteți conecta aici</string>
+    <string name="no_sensors">Dacă aveți un senzor de la <a href="https://www.sensor.community/ro">www.sensor.community</a>, îl puteți conecta aici</string>
     <string name="rate_app">cotati aplicatia</string>
     <string name="rate_m">Evaluează aplicația Particulate Matter în Google PlayStore cu 5 stele, dacă te bucuri de aplicație!</string>
     <string name="recommend_string">Aplicația Particulate Matter: afișează ușor și elegant măsurările de particule. Descărcați din PlayStore: https://play.google.com/store/apps/details?id=com.chillibits.pmapp</string>
@@ -262,15 +262,15 @@
     <string name="enable_traffic_by_default">Activați traficul în mod implicit</string>
     <string name="sync_running">Sincronizarea rulează …</string>
     <!-- Please only paste urls with correct anchors -->
-    <string name="url_id_info">https://luftdaten.info/en/construction-manual/#feinstaubsensor-konfiguration</string>
+    <string name="url_id_info">https://sensor.community/ro/sensors/airrohr#Configurati_statia</string>
     <string name="get_in_touch">Contactează-ne</string>
     <string name="sensor_highscore">Senzor scor</string>
     <string name="connected_to_web_version">Conectat la pm.chillibits.com</string>
     <string name="widget_label_small">Placă de informații rapide</string>
     <string name="pref_enable_threshold_notifications">Activați notificările de prag</string>
     <string name="find_sensor_locally">Găsiți senzorul în rețea</string>
-    <string name="searching_ip_address">Căutarea adresei IP ...</string>
-    <string name="searching_for_sensors">Căutarea senzorilor ...</string>
+    <string name="searching_ip_address">Căutarea adresei IP …</string>
+    <string name="searching_for_sensors">Căutarea senzorilor …</string>
     <string name="sensors_local_network">Senzori din rețeaua locală</string>
     <string name="no_sensors_found_local">Nu s-au găsit senzori în rețeaua locală. Uneori, un senzor este deconectat pentru o clipă, așa că dacă senzorul dvs. nu este listat, încercați-l din nou într-un minut.</string>
     <string name="open_sensor_config">Deschideți site-ul de configurare (link extern)</string>
diff --git a/app/src/main/res/values-ru/strings.xml b/app/src/main/res/values-ru/strings.xml
index 010e2b56..3ef3a394 100644
--- a/app/src/main/res/values-ru/strings.xml
+++ b/app/src/main/res/values-ru/strings.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--
-  ~ Copyright © Marc Auberer 2017 - 2020. All rights reserved
+  ~ Copyright © Marc Auberer 2017 - 2021. All rights reserved
   -->
 
 <!--
@@ -53,7 +53,7 @@
     <string name="unlink_sensor">Отключить датчик</string>
     <!--  %s is a placeholder for the number of seconds. Please make sure that %s is included also in your translation -->
     <string name="really_unlink_sensor">Вы уверены, что хотите отлючить датчик \'%s\'?</string>
-    <string name="no_sensors">Вы можете подключить датчик с <a href="https://luftdaten.info/ru">luftdaten.info</a>. Нажмите ниже, чтобы добавить датчик.</string>
+    <string name="no_sensors">Вы можете подключить датчик с <a href="https://www.sensor.community/ru">www.sensor.community</a>. Нажмите ниже, чтобы добавить датчик.</string>
     <string name="rate_app">оцените приложение</string>
     <string name="rate_m">Оцените приложение Particulate Matter в Google Play: поставьте ему пять звёзд, если приложение вам нравится.</string>
     <string name="recommend_string">Приложение Particulate Matter отображает измерения твёрдых частиц в воздухе удобным и элегантным образом. Скачать из Google Play Store: https://play.google.com/store/apps/details?id=com.chillibits.pmapp</string>
@@ -262,15 +262,15 @@
     <string name="enable_traffic_by_default">По умолчанию показывать загруженность дорог</string>
     <string name="sync_running">Идёт синхронизация …</string>
     <!-- Please only paste urls with correct anchors -->
-    <string name="url_id_info">https://luftdaten.info/en/construction-manual/#feinstaubsensor-konfiguration</string>
+    <string name="url_id_info">https://sensor.community/ru/sensors/airrohr#Kak_uznat_IP_stanczii</string>
     <string name="get_in_touch">Связаться с нами</string>
     <string name="sensor_highscore">Пиковые значения датчика</string>
     <string name="connected_to_web_version">Подключен к pm.chillibits.com</string>
     <string name="widget_label_small">Обзорная схема</string>
     <string name="pref_enable_threshold_notifications">Включить уведомления о превышении пороговых значений</string>
     <string name="find_sensor_locally">Найти датчик в сети</string>
-    <string name="searching_ip_address">Ищем IP адрес ...</string>
-    <string name="searching_for_sensors">Ищем датчики ...</string>
+    <string name="searching_ip_address">Ищем IP адрес …</string>
+    <string name="searching_for_sensors">Ищем датчики …</string>
     <string name="sensors_local_network">Датчики в локальной сети</string>
     <string name="no_sensors_found_local">Не найдено датчиков в локальной сети. Иногда датчик может ненадолго отключаться от сети. Поэтому если вашего датчика нет в списке, попробуйте через минуту ещё раз.</string>
     <string name="open_sensor_config">Открыть страницу настроек (внешняя ссылка)</string>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 4bf60ade..9636ac5f 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--
-  ~ Copyright © Marc Auberer 2017 - 2020. All rights reserved
+  ~ Copyright © Marc Auberer 2017 - 2021. All rights reserved
   -->
 
 <!--
@@ -53,7 +53,7 @@
     <string name="unlink_sensor">Unlink sensor</string>
     <!--  %s is a placeholder for the number of seconds. Please make sure that %s is included also in your translation -->
     <string name="really_unlink_sensor">Do you really want to unlink the sensor \'%s\'?</string>
-    <string name="no_sensors">If you have a sensor from <a href="https://www.luftdaten.info/en">www.luftdaten.info</a>, you can link it here. Tap below to link a sensor.</string>
+    <string name="no_sensors">If you have a sensor from <a href="https://www.sensor.community/en">www.sensor.community</a>, you can link it here. Tap below to link a sensor.</string>
     <string name="rate_app">rate app</string>
     <string name="rate_m">Rate The Particulate Matter App in Google PlayStore with 5 stars, if you are enjoying the app!</string>
     <string name="recommend_string">The Particulate Matter App: display particulate matter measurements easy and elegant. Download from PlayStore: https://play.google.com/store/apps/details?id=com.chillibits.pmapp</string>
@@ -260,7 +260,7 @@
     <string name="enable_traffic_by_default">Enable traffic by default</string>
     <string name="sync_running">Synchronisation running …</string>
     <!-- Please only paste urls with correct anchors -->
-    <string name="url_id_info">https://luftdaten.info/en/construction-manual/#feinstaubsensor-konfiguration</string>
+    <string name="url_id_info">https://sensor.community/en/sensors/airrohr#Configure_the_station</string>
     <string name="get_in_touch">Contact us</string>
     <string name="sensor_highscore">Sensor highscore</string>
     <string name="connected_to_web_version">Connected to pm.chillibits.com</string>