If you have problems with your phone, check these easy steps first.
Remove the battery, wait a minute and put it back into the phone. Switch your phone on.
Some third-party applications may have quality issue and crash frequently or even adversely affect the stability of your device. If you are noticing such symptoms first try to clear the application data to eliminate the possibility of a memory glitch:
If the application continues to misbehave you should uninstall it from your phone.
In Safe Mode, only a few essential system processes are allowed to run. This allows you to see if a recently installed application is preventing your phone from starting properly
Resetting the phone to factory settings will erase all your personal data and installed applications. Make sure you have all your important data backed up before performing the reset.
Select Settings > Backup and reset > Factory reset
If you have Nokia X2 Dual SIM phone, Software Recovery Tool can help you to reset and recover your phone software at home, if your phone is not responding, frozen, or experiencing software related problems.
Important! Using the Software Recovery Tool will erase all content stored on your phone, including apps and games (along with app data and game progress), text messages, call history, music, photos and more. If possible, you should back up your phone first (see user guide for instructions). You will be able to restore a backup once the recovery is complete.
If these steps did not solve your problem, you can seek further assistance from our user forums.
Article ID: 10869 - Last Review: May 17, 2016 - Revision: 16