unlock Toshiba IS12T using hard reset by key combo
Press and hold the Power key, the Volume Up key and the Camera key until the LED indicators BACK and search buttons flash in white.
Press BACK + SEARCH + CAMERA buttons together. Release buttons when precaution message appears. IS12T will reboot. All data will be lost after reset!
or via menu
- On the Start screen, tap win key then .
- Tap Settings > about phone.
- Tap reset your phone, and then tap yes.
IMPORTANT: It is recommended that you frequently back up the data on your Toshiba phone. All data will be lost after reset!