Release the button once Flashtool detects the device and begins the flashing process.
Move the downloaded G3311 .ftf file into the C:/Flashtool/firmwares folder on your computer. sony g3311 lock remove ftf
Flashing an .ftf file will erase all user data, which is necessary to remove the security lock. Release the button once Flashtool detects the device
Ensure your device has at least 50% battery to prevent shutdown during the process. Step-by-Step Guide: Lock Removal via FTF sony g3311 lock remove ftf