How to downgrade from KitKat 4.4 to JB 4.3/4.2 on Sony Xperia Z1,Z1C,Z Ultra,Z & All Xperia devices
A tutorial on how to go back to 4.3JB from KitKat 4.4 on Sony Xperia Z1,Z Ultra,Z1 Compact and all other Xperia line devices.. For this method to work you'll always need the correct .ftf file for your device and also enable usb debbuging and install from ...