Nokia C6-01 hard reset
Restore original settings
If your phone is not working properly, you can reset some settings to their original values.
1 End all active calls and connections.
2 Select Apps > Settings and Phone > Phone management > Factory settings > Restore.
3 If prompted, enter the security code.
This does not affect documents or files stored on your phone.
After restoring the original settings, the phone switches off, and then on again. This may take longer than usual.
orYou can format your Nokia C6-01 device by typing: * + 3 + call + Power on. Before the device is reset, you need to provide the lock code. The default lock code is 12345.
If it is not working try this code:
You can format your device by typing *#7370# in standby mode. Before the device is reset, you need to provide the lock code. The default lock code is 12345.
Some Nokia phone can be reset via this menu option
Press menu button or enter Menu > Settings > Phone > Phone management > Factory settings > Delete data and restore > YES
Formatting the device will permanently erase all user data and settings as well as add-on applications and operator specific settings.