4.1. : Use a screwdriver to remove the screws holding the lock body together.
A progress bar at the bottom will display the flashing status. Do disconnect the cable during this cycle. h4311 lock remove ftf
Download the exact stock FTF firmware package matching your specific H4311 model variant and region. Using the wrong file will permanently brick the device. h4311 lock remove ftf
Wait for Flashtool to display a pop-up prompt window asking you to connect the phone. Turn off your H4311 device completely. Press and hold the button on the phone. While holding the button, plug the USB cable into the PC. h4311 lock remove ftf
To source the absolute correct .FTF image for the , use the integrated tool called XperiFirm .