Hard Reset NOKIA 6638
See the Next method!
- Check your phone, that is it on.
- Hold and press * key + 3 key + Call button + Power button.
- When you see logo Nokia, then release holded keys.
- Now tap your lock code. (The default lock code is 12345).
- After this operations your phone will reset and maybe restart.
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.