[Guide UPDATED] How to Unroot your AT&T Galaxy S3 (Return To Stock I747UCDLK3 JellyBean )

Re: [Guide] How to Unroot your AT&T Galaxy S3 (Return To Stock)

Hi,

I'm confused about something. I realize I am new, I did read what I could read, but I am still puzzled so I thought I would ask. I rooted my phone, the phone broke (nothing related to the rooting), so it is under warranty so I had to flash it back to stock for warranty. I ran the program that removed the triangle, ran the program to flash back to stock, however when I boot I can see where 1 custom mod was installed. Should this be zero and if so, what am I doing wrong? I did check and the remove triangle program said it was at zero, but when I flashed, I am back to 1 mod installed.

Thank for the input!!
 
Re: [Guide] How to Unroot your AT&T Galaxy S3 (Return To Stock)

I did this to my GS3 and it worked like a charm.
 
Re: [Guide] How to Unroot your AT&T Galaxy S3 (Return To Stock)

when trying step 3.....
3. Plug your usb cord to your phone and computer and wait until you see any number and com in the com box

i do not get a number and com in the com box what can i do?
 
Thanks. I was stuck after a failed update with the phone wanting me to connect to Kies recovery mode (which never works because Kies never recognizes my GS3). This was the only thing that worked. And I lost no personal data in the process. Perfect.
 
Re: [Guide] How to Unroot your AT&T Galaxy S3 (Return To Stock)

This walk through saved my life. I thought I was going to have to throw my phone at a wall. Thank you so much! a 4 hour download but well worth the wait! didnt lose any data and everything is back to normal :)
 
Re: [Guide] How to Unroot your AT&T Galaxy S3 (Return To Stock)

I need to send my phone in to Samsung to be fixed (vibrator stopped functioning for some reason). I'm rooted and on a custom ROM, so will this method erase all traces of root? I know if Samsung finds out I rooted, my warranty is toast. Does this reset the flash counter and everything to make it seem like I never rooted or unlocked at all (will my warranty still be valid with this method)?
 
Re: [Guide] How to Unroot your AT&T Galaxy S3 (Return To Stock)

I keep getting a message in the message box that says MD5 hash value is invalid.. please help.
 
Re: [Guide] How to Unroot your AT&T Galaxy S3 (Return To Stock)

I guess i had a bad download the first time. after re-downloading the file it worked flawlessly. thanks
 
Re: [Guide] How to Unroot your AT&T Galaxy S3 (Return To Stock)

Thanks so much for this!! A real life saver, and updated my boot loaders to JB as well. Awesome!

Like an ***** I soft bricked my GS3 after flashing Liquid Smooth 2.1, then installing gapps failed. Tried to restore my cwm backup, said it was successful, but wouldn't boot. That is twice now that a cwm backup restore jacked up my phone. Lame!
 
Re: [Guide] How to Unroot your AT&T Galaxy S3 (Return To Stock)

Which version of android available room on the link?
 
Re: [Guide] How to Unroot your AT&T Galaxy S3 (Return To Stock)

To get into download mode press volume DOWN, power and home simultaneously until you see a warning. Then release all and press volume up. It will show your flash counts in the upper left portion of your screen.
Hi, New to the forum. Tried to root SG3 and now is completely off. All I get is battery screen and from time to time Samsung. I did what you suggested but never passed the battery or the Samsung. All is black screen and I have a new battery charged in.
Can you help me to bring it back to normal?
Thank you. Michael
 
Re: [Guide] How to Unroot your AT&T Galaxy S3 (Return To Stock)

Hello, I am new to the forum. I bought an AT&T SG3 from someone and it was rooted when I got it. I want to unroot it and go back to stock. I've tried everything listed in the instructions but get a message that the md5 file is broken or I am not able to bring it up in Odin. It appears as just a "plain sheet" when saved to my desktop. Is it possible that it's a bad file? I would appreciate any help with this.
 
Re: [Guide] How to Unroot your AT&T Galaxy S3 (Return To Stock)

i unrooted mt phone a while age and then upgrade to android 4.3. if i reroot and do this unroot again is possible to get back to 4.1 or wherever i was? thank you.
 
Can I still use the gs3 stock file or is it too old? I'm looking to unroot and I can find the file so I found this, but idk if the file is too old. Thanks
 
Greetings,

I got a new Galaxy Note 3 from AT&T but I want to remove CM11, unroot my phone and restore my Galaxy S3 to the Samsung software before I sell it on one of those websites that buy your used phone. I'm having a really hard time trying to do this thru Odin. It fails every time. Does CM11 have a new bootloader which I must get rid off to pull this off? Anybody got any ideas?

Any help provided will be much appreciated!!!

Thank you.
 
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How about if you're rooted and running CM11 (4.4.2)? This procedures does not seem to work if the phone is in CM11. Anything else I have to do/check/prepare before I use Odin?
 
Can some won please help me out with my 4.1.1 android gallexy S3 . Some how i axaditly locked my sims 8 number puk coade. So im not able to use my phone what so ever antell i figure out how to get my sims puk coade to unlock my sim card. So if any won can help me out. I would really appresiate it. I cant get it unlocked for anything.