Hard Reset NOKIA 8310
- Check device it must be working.
- Now open up dialer by pressing Call key or you can go to Standby screen.
- Type in this code: *#7370#
- Then confirm whole process by pressing Call key.
- Device should reboot, after that process will be done.
Help! This doesn't work
Hard Reset will erase all of your data
All described operations you are doing at your own risk.