Sony Xperia X Dual F5122 Update to 34.0.A.2.301 Android Marshmallow 6.0.1 Hong Kong Generic Stock Rom. Please Make Sure All The Drivers Correctly Installed on your Computer The Follow Below Flashing Guide Steps.
How to Update Sony Xperia X Dual F5122 to Marshmallow 6.0.1 Hong Kong Generic
Install the Latest Flashtool Download from HERE
c) Download Hong Kong Generic Android 6.0 for Sony XPERIA X Dual F5122
d) Paste the Stock Firmware FTF File in Sony Flashtool Folder Name is Firmware
e) Run The Flashtool, Click on the Flash And Choose Firmware FTF File – If you don’t want to delete your Phone Data Just Uncheck The userdata.Sin file. After Do this Your All Data will be saved in your phone. So it is Better For you And I Suggested that).
F) Switch off your Device and when Flashtool shows pop up, Just Connect your Phone to Laptop or Computer with keep pressing down volume down Button.
g) after few Minutes all Installation Steps is Completely Finish and your Sony phone get the Newest Stock Firmware. After Done, all of this You want to Restore your Personal Data.
Bootloader Unlock Guide
Bootloader Re-Lock Guide
Download Stock Android 6.0.1 Hong kong Generic Firmware For Sony Xperia X Dual F5122
File Size: 2.64 GB