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Problem:
Cannot use phone, mail, or Internet.
Solution 1:
Check whether you are where signal is
weak or out of service area.
Solution 2:
Power the phone on again.
Solution 3:
Is the phone in Airplane mode? To check
that Airplane mode is canceled, open the Settings app,
tap More, and check the Airplane mode slider.
Solution 4:
Is data communication disabled? To check
that data communication is enabled, open the Settings
app, tap
Mobile networks
, and check the Data Enabled
slider.
Solution 5:
Is a disabled data access point set? You
can open the Settings app, tap
Mobile networks >
Access Point Names > > Rest to default
to restore
the initial APN settings.
Problem:
Battery level goes down quickly.
Solution:
Are you where signal is weak or have been
out of service area for a long period? Calling where
signal is weak or being out of service area uses a lot of
battery.
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