- Turn off handset and wait for 20 seconds
- Press and Hold Volume Down + Home + Camera key + Power key Until Vibrate
- After vibrate handset leave only Power Key (volume Down + Home + Camera key hold continue)
- After 30-40 seconds leave all keys, hard reset done
- Sometime this method not work
- Try another method
- Power ON handset and dial *#7370# and enter security code.
- Default security code for Nokia is "12345"
- This method work 100%