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Check the questions and answers below for troubleshooting solutions for common phone issues.
Problem: Phone freezes/operation is unstable.
Solution: Turn the phone on again. If you are unable to turn the phone off, remove and replace the Battery, and then turn the phone on again. Data that was being edited is erased after your phone is powered on again.
Problem: 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:
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:
Solution 4: Is data communication disabled? To check that data communication is enabled:
Solution 5: Is a disabled access point set? To reset to initial 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.
Problem: Cannot install applications.
Solution: Applications cannot be installed with only a little free space on the phone. To check free space, see Storage Settings. Applications not supported by your phone cannot be installed.
Problem: Cannot unlock screen.
Solution: Power the phone on again. If you are unable to turn the phone off, remove and replace the Battery, and then power the phone on again. Data that was being edited is erased after the phone is powered on again.