Appendix 93
Message Possible causes Possible corrective measures
Hangs up or
freezes
Intermittent software/
hardware problem
Resetting the device
If the methods above do not
solve your problem, perform a
factory data reset.
1. On the settings screen, tap
Backup & reset
Factory
data reset.
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the device and delete
data. Before performing
the factory data reset,
remember to make backup
copies of all important data
stored in the device.
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account to the device, you
must sign in to the same
Google account after
resetting the device.