Hard Reset NOKIA 5200
- Phone must be turned off so press and hold Power button.
- Now open up dialer by pressing Call key.
- Tap this code using keypad: *#7370#
- Next confirm Factory reset operation by clicking Call key.
- Done, operation is done you can work properly on device.
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.