Getting started
Basic use
Calls and contacts
Messaging
Apps and media
Connectivity
Specifications
Cause 3 of 4: There's a connection error
If your phone doesn't receive any calls when someone calls you, it may be caused by an unknown connection error.
Solution: Restart your phone.
Restart your phone
Press the Side key.
Simultaneously, press and hold the lower part of the Volume key and keep them both pressed until your phone restarts.
Or choose...