Procedure:
1. Open Volcano Tool
2. Go to SPD tab
3. Select Built-in Boot_02(6610/20)
4. Check Unlock Code
5. Hit Run, insert usb the press "0" key to navigate
1. Open Volcano Tool
2. Go to SPD tab
3. Select Built-in Boot_02(6610/20)
4. Check Unlock Code
5. Hit Run, insert usb the press "0" key to navigate