How to Unroot the Samsung Galaxy Ace 2

Samsung Galaxy Ace 2 was rooted within a few weeks of its launch and it opened gates for users to try out the latest root-only apps on their devices. Sometimes, due to an issue with the device, you might want to visit the service center to get it fixed. But as you’ve rooted the device, you’re no longer in the warranty period and thus you can’t get it fixed. Well, you can unroot the device to get your lost warranty back and in the following guide, we’re gonna show you how exactly you can unroot your Samsung Galaxy Ace 2 smartphone. Follow all the steps to letter and you should end up with an unrooted device.

I. Before You Begin:

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

2. Your device needs to have at least 60% of battery life left.

II. Downloading Required Files:

1. Stock Firmware (Download the appropriate firmware for your device)

2. Odin

III. Unrooting the Samsung Galaxy Ace 2:

1. Place both the files you downloaded to your Desktop.

2. Extract files from both the archives to your Desktop.

3. Double-click on the Odin executable file and it should launch.

4. Click on PDA and select the Stock Firmware file you extracted earlier to your Desktop.

5. Checkmark the boxes labeled as Auto Reboot and F. Reset Time.

6. Make sure that the Repartition box is unchecked.

7. Turn OFF your device.

8. Reboot the device into Download Mode. To do that, simply hold down the Volume DOWN+Home+Power buttons together.

9. Once inside the Download mode, connect your device to your PC using the USB cable.

10. Hit Start button and it’ll start flashing the firmware.

11. Once it’s done, your device will automatically reboot.

12. And you’re all done!

Great! Your device’s been successfully unrooted and is now back to the stock firmware. Your warranty has also been restored and you can now visit the service center without facing any unexpected questions!

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.

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  • siz

    Computer cant find a suitable driver? help?

  • hhh

    please reupload the odin:(

    • Mahesh Makvana

      The link’s updated!

  • Toza Veseo Momak

    I have a problem, i unrooted my phone to orginal firmware and now i cant get my phone to start, i let odin do his thing and it went with no problem, but after restart it gets to the name of the phone and stays there for like and half an hour or so, what should i do?

  • adwitrahman

    I have an ace 2 which is rooted and flashed by a cyanogenmod. recently my phone had started showing this screen saying ”Type password to decrypt storage” Now i bought this from singapore and it is definately not stolen. I am desperate for some help.