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Getting started
Basic use
Calls and contacts
Messaging
Apps and media
Connectivity
Specifications
Cause 1 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
Remove the battery and leave it out for 10-15 seconds.Insert the battery and turn on your phone again.