Category: Galaxy S2 Unroot

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How to Unroot T-Mobile Galaxy S2 Jelly Bean!

T-Mobile just pushed out official Jelly Bean update to everyone with a T-Mobile Galaxy S2 SGH-T989.

Now, if you are on custom ROM or have problems updating, there’s an easy way to manually update or “unroot” your T-Mobile GS2 to the latest Jelly Bean updates.

By unrooting to the latest Jelly Bean, you will lose root (but it’s easy to re-root, root method is same for Gingerbread, ICS, and Jelly Bean).

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How to Unroot/Unbrick your Galaxy S2 i9100! [ICS]

For those of you who want to unroot your Galaxy S2 i9100 to the latest ICS “official” stock ROM, you can do this easily using ODIN. (or Heimdall for Mac/Linux).

Step 1. Put your Galaxy S2 i9100 into download mode by holding down Volume Down, Center button, and Power button together for about 10 seconds until your phone reboots and you see the warning sign.  Press Volume Up button to enter download mode.

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How to Unroot AT&T Galaxy S2! [SGH-i777]

If for some reason you need to return your AT&T Galaxy S2 back to the store for warranty or you just itch to get back to a completely stock phone, you can unroot/unbrick your phone using methods outlined here, which will completely unroot your phone with stock ROM.

Step 1. Plug in your microUSB cable to your AT&T Galaxy S2 to your computer.  Then hold down Volume Up, Volume Down, and Power button together.