: Ensure the device has at least 50% battery before starting to prevent it from turning off during the flash.
: Install the latest Sony Flashtool and ensure you have the Sony Mobile Drivers installed on your PC. f3311 lock remove ftf
Under the "Wipe" pane, ensure and CACHE are checked. This is the step that actually removes the screen lock by resetting the device. Initiate Flashing: : Ensure the device has at least 50%
Technical Resolution of Fault Code F3311 – Ground Lock Removal Verification f3311 lock remove ftf