Troubleshooting
This chapter lists some problems you might encounter while using your phone. Some
problems require you to call your service provider, but most are easy to fix yourself.
Message
Possible causes
There is no SIM card in the phone
SIM error
or it is inserted incorrectly.
No network
Signal is weak or you're outside
connection/
the carrier network.
Losing network
Operator applied new services.
Possible corrective measures
Make sure that the SIM card is correctly
inserted.
Contact your service provider.
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