Hard Reset NOKIA 5510
- Turn on the device.
- From the Home screen tap Menu -> Settings -> Restore Factory Settings.
- When is promted to enter security code, then enter that.
* The default code is: 12345
- In the end your phone will reset and reboots.
How to Hard Rest NOKIA 3310 2017 - Rest 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.