Pre Requirements To Upgrade/Unbrick Sony Xperia X F5122 Dual :-
- Download Flashtool-0.9.11.0-windows.exe
- Download Sony Xperia X F5122 Dual Stock Rom Flash Files.tft
- And the drivers The drivers are located usually C: / FlashTool / Drivers After installing Flash Tools.
1-Open Flash tools and click the distance as described in the image below.
2-In the next window, click “Flashmode” and then “OK” as in the image below.
3-In the next window, select the rom and “OK” as in the image below.