Update Xperia Z3 (All Model) to Android 6.0.1 Marshmallow Official Firmware

Sony released their latest ROM with Android 6.0.1 Marshmallow for Xperia Z3. Official Sony Marshmallow firmware is rock solid stable on Xperia Z3. Moreover, there are some great features if you want to use anything according to your need. You can update Xperia Z3 to the Official Android 6.0.1 Marshmallow firmware using the tutorial below. This ROM is an official release by Sony, which would not