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 Top volume key.
Press the Bottom volume key.
Press and hold On/Off until your phone restarts.
Or select...
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