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