Performing soft reset and factory data reset ( master reset or hard reset ) Samsung galaxy S III mini GT-I8190 via Settings menu:
Performing soft reset
If your phone hangs or does not responding, try to Press and hold power key about 10 seconds. It will rebooting automatically. Or try to remove and re insert the battery and SIM Card.
- Press Home Key
- select Applications
- select Settings
- select Backup and reset
- select Factory data reset
- select Reset device
- select Erase everything.
Performing soft reset
If your phone hangs or does not responding, try to Press and hold power key about 10 seconds. It will rebooting automatically. Or try to remove and re insert the battery and SIM Card.