Stock Rom for Sony XPERIA X Performance F8131 – Sony XPERIA X Performance is Sony Mobile flagship for first half of 2016. It has quality Full HD display, powerfull Qualcomm Snapdragon 820 CPU, 3 GB RAM or 22 megapixel camera. Sony XPERIA X Performance now runs Android 7.0 Nougat. Below you can find the latest firmware for the phone and also two tutorials/manuals – how to unlock the bootloader and how to backup the original firmware customization.

Today we’re going to flash Stock Rom for Sony XPERIA X Performance F8131 running Android 7.1.1



  1. Download and Install FlashTool.On opening it, it may ask you to move files stored in F:\Flashtool\firmwares to F:\Users\PC NAME\.flashTool\firmware (Do move the ftf stored if asked to do so).Wait then till it syncs the devices list (if it don’t syncs because you are not connected to internet, then leave it. It is not mandatory to do sync).
    Stock Rom for Sony XPERIA X Performance F8131
  2. Download Firmware Ftf file. (link is given above)
  3. Put your above download firmware ftf in F:\Users\PC NAME\.flashTool\firmware”folderAdditional Step :- Install Drivers Install Drivers from the folder named Flashtool Drivers” in the location where Flashtool is installed OR just install PC Companion on your PC and connect your device with it and then remove it.
  4. Now Open Flashtool. See the Black Lightning Thunder icon at the top left corner. Click on it.
    Stock Rom for Sony XPERIA X Performance F8131
  5. Now choose flashmode from BootMode Chooser.
    Stock Rom for Sony XPERIA X Performance F8131
  6. You will now automatically see your download firmware ftf file in thefirmware” section (left hand side) of Flashtool window. Select your firmware.
  7. See the right hand side of window under the Wipe tag, all three options are checked if, WILL DELETE ALL USER DATA.
    Stock Rom for Sony XPERIA X Performance F8131
  8. If you don’t want to delete all user user data and don’t want a factory reset then you should uncheck them.Stock Rom for Sony XPERIA X Performance F8131
    Wiping full data is recommended, though (if you have backup).
  9. Click on Flash button.
  10. After clicking on “Flash” Button in above step, now FlashTool will prepare firmware ftf selected for flashing.
    Stock Rom for Sony XPERIA X Performance F8131
  11. Important: Now enable USB Debugging on your phone and enable unknown sources option in your Xperia device and switch it off. (if device in not dead/bricked) When prompted the notification of connecting your phone, connect it in flashmode (as chosen above) Press Volume down button and then insert usb in phone, you will see red and green light blink once, it means phone is connected in flashmode now.

    Stock Rom for Sony XPERIA X Performance F8131As soon as phone is detected by Flashtool, flashing beings and wait till it is finished.
    WARNING: Do not cancel the process in between once flashing has started or it will result in boot loop or device not booting up at all.
    Stock Rom for Sony XPERIA X Performance F8131Disconnect phone as soon as flashing is finished.
  12. Now reboot your phone. First reboot after the update will take some time.
  13. Now have Stock Rom installed on your Sony XPERIA X Performance F8131.


Note: Try the above mentioned steps carefully, let us know if you are stuck anywhere.


So, this was a simple tutorial on How to Flash Stock Rom for SONY XPERIA X Performance F8131.

Stay tuned for more updates!

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