The Community in more languages
Now the forum welcomes more languages.
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On a no connection error, it has to be your wifi.
Restart your device: Temporary files might be causing errors or network issues where your device is not connecting to the server or your local network properly, and sometimes a simple restart can solve this.
Switch between Wi-Fi and mobile data: Open your Settings app, and select Network & internet or Connections. Turn Wi-Fi off and mobile data on, or turn mobile data off and Wi-Fi on.