Ensure your device has at least 50% battery to prevent shutdown during the process. Step-by-Step Guide: Lock Removal via FTF
Click Flash . A window will appear prompting you to connect your device. Connect in Flash Mode: Turn off your Sony G3311 completely. Press and hold the Volume Down button. sony g3311 lock remove ftf
Do not disconnect the cable until you see "Flashing finished" in the log. Ensure your device has at least 50% battery