User manual

For Assistance 218
For Assistance
The following topics address areas of support for your phone, including troubleshooting, specifications,
account information, and customer service contact information.
Troubleshooting
Check the questions and answers below for troubleshooting solutions for common phone issues.
Check Here First
Issue: Phone freezes/operation is unstable.
Solution: Turn the phone on again.
Issue: Operation is unstable after a new application was installed.
Solution: The newly installed application may be the cause. Uninstall the application in Safe mode.
See Uninstall an App. To turn the phone on in Safe mode:
 Press and hold the Power key > touch and hold Power off, read the disclaimer for safe
mode, and then tap OK.
• After turning the phone on in Safe mode, "Safe Mode" appears at lower left.
• After restarting in Safe mode, your phone can be powered on as usual.
• Before turning the phone on in Safe mode, it is recommended that you back up important
data.
• By powering the phone on in Safe mode, added widgets may be deleted.
Issue: 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:
 From home, tap Apps > Settings > More > Airplane mode.
Solution 4: Is data communication disabled? To check that data communication is enabled:
 From home, tap Apps > Settings > Data usage > Cellular data.
Issue: 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.