Hard Reset NOKIA 7250
- Press Power button to switch on handset.
- Call key to open phone's dialer.
- Type in this code using keypad: *#7370#
- Then confirm whole process by pressing Call key.
- Device should reboot, after that process will be done.
- Success! you can work on your phone again.
How to Hard Rest NOKIA 3310 2017 - Reset Code in NOKIA
Help! This doesn't work
Hard Reset will erase all of your data
All described operations you are doing at your own risk.