How To: Root Samsung Galaxy S III [Sprint, T-Mobile, AT&T Models]
For those of you who are looking to root your Samsung Galaxy S III in the United States you will be glad to know this is now a reality. A method for unlocking the Sprint, T-Mobile and AT&T model of the Galaxy S III has just been shared over at the XDA forums. As such, in this guide you will learn how to root your Samsung Galaxy S III (Sprint, T-Mobile or AT&T model).
Before you dive right into it however, please keep in mind that you follow this guide at your own risk. It is very easy to mess something up on your Galaxy S III while following this guide, so pay close attention to each step.
Root Sprint, T-Mobile, AT&T Samsung Galaxy S III
Step 1) - The first thing you will need to do is download and install the official USB drivers for the Samsung Galaxy S III.
Step 2) - With the official Samsung USB drivers installed on your Galaxy S III, enable USB debugging from Settings > Developer options. Once you have done this plug in your Galaxy S III to your computer via the USB cable.
Step 3) - Next download CMW_SuperUser_v3.07.zip and transfer it to the root of your Galaxy S III’s internal storage (no not extract it).
Step 4) - Unplug your Galaxy S III from your computer and then turn it off.
Note: AT&T models of the Galaxy S III will be required to download fixboot.tar instead of clockworkmod.tar.
Step 6) - It is now time to put your Galaxy S III in download mode. You can do this by holding down the volume and home buttons together until a warning message appears. When you see this warning message appear press the volume up button. If you entered download mode correctly your Galaxy S III should be displaying a green Android and say Downloading.
Step 7) - After putting your Galaxy S III in download mode you will need to run Odin3 v3.04.exe from the ZIP file you downloaded in step 5.
Step 8) - Plug your Galaxy S III into your computer once again via the USB cable and Odin should detect it.
Step 9) - Click on
Step 10) - Next you will need to ensure that Auto Reboot and F. Reset Time are selected and then you can click start.
Step 11) - It is now time to boot into ClockworkMod Recovery. To do this you will simply need to shut down your Galaxy S III, press and hold Volume Up, Home and Power buttons.
Step 12) - Install the CMW_SuperUser_v3.07.zip that you copied to the root of your Galaxy S III in step 3. Once you have installed it you will simply need to choose the reboot system option from the main menu.
Step 13) - The last thing you will need to do is install BusyBox from the Google Play Store. Once BusyBox has been installed you will need to grant it SuperUser permissions and then follow the rest of the instructions presented to you. Finally, launch the SuperUser app and update binaries from wrench icon > Su binary > Update.
If you encounter any major problems following this guide head on over to the XDA forums by clicking here. For those that followed all the steps correctly however, you should have a rooted Samsung Galaxy S III. Please leave any further thoughts or questions in the comments.