How To Root/Unroot Your Samsung Galaxy S III Using MSkip Toolkit (All Versions)

rsz samsung galaxy s3 root How To Root/Unroot Your Samsung Galaxy S III Using MSkip Toolkit (All Versions)

Samsung Galaxy S III has become one of the most controversial topics on the web, which means that the South Korean company has done a very good job once again. In the last few days I received more than 50 emails, from different Galaxy S III users, who asked me if there is  a way to update their devices to Google’s Android 4.1 Jelly Bean sooner than August 29. Despite the fact that it’s only a rumor, the date of August 29/31 is the closest thing we have to the official release date for the Jelly Bean update.

So, my answer is yes, you can update your S3 to Android 4.1 Jelly Bean. Unfortunately, in order to do that you’ll have to root your device so you can have full access on it. I know that you’ve heard lots of rumors like: “You will have problems with your warranty” or “Your device won’t work so well after that”, but you should ignore them because you won’t have any kind of problems due to this rooting procedure. To convince you won’t lose your warranty, I’m going to show you how to “unroot” your S3, in case you want to go with it to an authorized service for warranty problems like speakers, touchscreen and more.

So, if you think you are ready and you want to update your smartphone to Android 4.1 Jelly Bean, in order to remove that annoying Samsung UI skin, here is what you have to do:


  • Before we get stared you should know that this tutorial works only if you are using a Windows PC.
  • Make sure your S3 has enough power for this procedure. It’s recommended to have at least 50% battery life.
  • Back up all your files, to make sure you won’t lose anything in case something goes wrong.
  • Disable all your system tools like antivirus software and firewall programs, to avoid those unpleasant interruptions.
  • Make sure you have an SGS 3 compatible USB cable.


  • Download the “MSkip Toolkit” that it’s compatible with your device version:
    - Samsung Galaxy S IIIthe International Unlocked Version (your device has a quad-core processor);
    - Samsung Galaxy S IIIthe T-Mobile / Sprint / AT&T Version (your device has dual-core processor);
  • Go to your desktop and open the tool you’ve just downloaded by pressing “right-click” on it and select the “Run as administrator” option;
  • Now you have to press “Next” for 4 times;
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  • Select the “Execute the program now” box and click “Close”;
  • In case the software asks you to check for updates – just type “no” and hit “Enter”;
  • Select your Samsung Galaxy S3 version. So, if you have the “US Sprint” model, type 2 and hit “Enter”;
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  • After you’ve selected your S3 version, just type 1 and press “Enter” (1 for “Install SGS3 Drivers on your PC”);
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  • Type 1 again for “Install Samsung USB drivers to your PC”;
  • Now you have to go to your device “Settings” / “Developer Options” and check the “USB debugging” box;
  • After that, just connect the smartphone to your Windows PC using a compatible USB cable.
  • Once you’ve plug in your device, the Toolkit should automatically start to install drivers;
  • Now go to your PC and type 2 “Flash Insecure Boot Image ONLY ” and then “Enter”;
  • Type 3 for “Allinone” option and hit “Enter”;
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  • Type “yes”;
  • When the Odin software starts you have to follow those on-screen instructions.
  • When the process is finished you should see this message “Rebooting phone to apply” at the bottom of your screen.
  • Just reboot your device.
  • If the rooting procedure was successful, you should see the “Superuser” application on your screen.
  • To check if you have Recovery Mode on your device you have to follow these instructions:
    - Go to “Play Store” and install the “ROM Manager” application;
    - Open the application and hit “Ok”;
    - Select the “Reboot into Recovery” option and hit “OK”;
    - Press the “Allow” button for the “Superuser request” permission;
    - Wait for the device to turn on and you should see that your device has Recovery Mode installed.

How to install Android 4.1 Jelly Bean on your rooted Samsung Galaxy S3:

  • Just download the Jelly Bean custom ROM that is compatible with your S3 version directly from here. You can find the ROM at the “Galaxy S III Android Development” section.
    - in the video below, you can see the procedure on how to install the new software on your smartphone :

Now if you Samsung Galaxy S III encounters any problems that must be fixed on warranty, you should know how to unroot your device before you send it to your authorized service for repairs.


  • Open the “MSkip Toolkit” you’ve downloaded earlier;
  • Select the “Download, Extract + Flash Stock ROM via Odin” by typing 8 and hit “Enter”;
  • Hit number 1 for “Download Stock Odin Flashable rom”;
  • Choose your S3 model and way for the downloading process to complete;
  • In case you receive an error like “the website is not working at the moment”, you will have to download the ROM manually, directly from
    - Go to;
    - Go to “Supported Devices” and select your Samsung Galaxy S3 model;
    - Download the stock ROM and save it into the “put_odin_images_here” directory.
  • If you don’t receive any error, just type 2;
  • Type “yes”;
  • When the file is extracted, type 4 for “Flash Stock Rom via Odin”;
  • Type 2;
  • Type “yes”;
  • Go to your S3 and make sure the “USB Debugging” is enabled;
  • Plug your device in via the compatible USB cable;
  • Follow the Toolkit on-screen instructions;
  • Once you’ve pressed the green “PASS” button, the process is finished;
  • If the “Superuser” application is no longer available it means that your device is no rooted anymore.
  • In case you want to send your device to warranty, I strongly recommend you to do a full reset:
    - Go to “Settings”;
    - Select “Back up and reset”;
    - Choose the “Factory data reset” option;
    - Select “Reset device” and “Delete all”.
  • This is it! Now your Samsung Galaxy S III is 100% stock.


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