If you prefer an official method without third-party files, you can use the Xperia Companion software. Open the tool and select .
completely. Hold the button while connecting it to your PC via USB. Download D2302 Xperia Dual lock remove ftf
and place it in the firmwares folder within your Flashtool directory. If you prefer an official method without third-party
: Choose your downloaded firmware from the list. Ensure that Wipe Data or Wipe Cache options are selected to ensure the screen lock is removed. Enter Flash Mode : Turn off your Xperia M2 Dual Download D2302 Xperia Dual lock remove ftf