How to Unroot the HTC Nexus One

Most of the smartphone users who root their devices often install loads of apps and custom ROMs and then get stuck somewhere, the best way to get out of that situation is install the stock ROM. It unroots your device as well as restores all the default settings so you can start everything from scratch. Here’s how you can unroot your HTC Nexus One smartphone.

I. Before You Begin:

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

2. This will replace the custom recovery on your device with the stock recovery.

II. Downloading Required Files:

1. Stock ROM (Download link is given in the first post)

III. Unrooting the HTC Nexus One:

1. Download and place the Stock ROM onto your Desktop. Do NOT extract any files from it.

2. Rename the Stock ROM file to PASSIMG.zip. You must do this, otherwise, the next steps won’t work.

3. Connect the HTC Nexus One to your PC using the USB cable.

4. Copy the renamed Stock ROM file to the root folder of your device’s SD card.

5. Disconnect the device from your PC after you have copied the file.

6. Turn OFF your device.

7. While your device is turned OFF, press and hold Volume DOWN+Power buttons together.

8. It will ask you to update your device with the PASSIMG.zip file you copied earlier. Choose Yes and the update will begin.

9. You’re now unrooted !

You’re now back to Stock Android 2.3.7 ROM with everything untouched.

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.