How to Unroot the HTC One X+ (AT&T)

If you’re going to return your device to AT&T for any warranty reasons, make sure you unroot it first to reinstate its warranty. It saves you from some unexpected questions being asked at the service center, so here’s how you can unroot your AT&T HTC One X+.

I. Before You Begin:

1. You should have rooted your device using the procedure given here.

2. Make sure your device has at least 70% of battery life left.

II. Downloading Required Files:

1. Stock Firmware (Download link’s available in the first post)

2. Fastboot

III. Unrooting the HTC One X+ (AT&T):

1. Place both files you downloaded to your Desktop.

2. Extract files from Fastboot archive over to your Desktop.

3. Turn ON the USB debugging option on your device by going to Menu>>Settings>>Developer options>>USB debugging.

4. Plug in your device to your PC via USB cable.

5. Launch a Command Prompt Window on your Desktop by holding down the Shift button and right-click anywhere on your Desktop and select Open command window here.

6. Type in following command into the Command Prompt Window:

adb reboot bootloader

7. Your device should reboot into bootloader mode.

8. Now double-click on the Stock Firmware executable file available on your Desktop.

9. Follow the on-screen instructions to flash stock firmware on your device.

10. Once the firmware’s been flashed, reboot your device.

11. Make sure that the USB debugging option is enabled on your device. If it isn’t, head to Menu>>Settings>>Developer options>>USB debugging and enable it.

12. Now type in following command into the Command Prompt Window you’ve kept open:

adb reboot bootloader

13. Your device should reboot into bootloader mode.

14. Next issue the following command:

fastboot oem lock

15. It’ll lock the bootloader of your device.

16. Reboot your device.

17. And you’re all done!

Excellent! Your device has been unrooted as well as restored to stock firmware. Bootloader has also been relocked to prevent any modifications on system files!

Image Credit: Engadget

If this procedure helped you please thank/donate to the original developers here.

If you need help with this procedure, please ask in the comments below or in the forum.

This is part of our Android How To’s. We have how to’s on rooting, loading ROMs, and tons of other tips and tricks for your specific device or for Android devices in general! For all of our Android How To’s, head here.