Getting started
Basic use
Calls and contacts
Messaging
Apps and media
Connectivity
Specifications
Cause 1 of 4: There's an error in the operating system on your phone
If there's an error in the operating system on your phone, it may help restarting it.
Solution: Restart your phone.
Restart your phone
Press the Side key.
Simultaneously, press and hold the Top volume key and keep them both pressed until your phone restarts.
Or choose...