However the international version of the Galaxy S III was rooted a few weeks ago, just after its launch, all US models of Galaxy S III – for AT&T, T-Mobile and Sprint – have been rooted and here’s we got an how to tutor on rooting all the three smartphones right below.
Where Google recently at its annual I/O developers keynote announced the newer mobile operating system, the Android 4.1 Jelly Bean, and Nexus 7 tablet would be the first to hangout with the latest one. Android Jelly Bean has already ported through the plethora of devices in its rather short time, HTC One X is another smartphone gets ROM (SDK port) in an unofficial manner. Those who have owned the new Samsung Galaxy S III will be pleased to learn that the latest and powerful iteration of Google’s market-leading mobile OS can now unofficially installed on the International handset.
In order to root Samsung Galaxy S III (model number i9300) International variant, you have to know more about installing Jelly Bean and about its features. However its been ported, it is a little bit rough around the edges. Like the touchscreen, ADB, SMS and the cellular radio all work, and important features like WiFi, Bluetooth, Audio, Camera and NFC don not, so you won’t be able to make calls, or connect to your home networks or take advantage to capture photos or videos.
Note: this installation will not work for non-International S III, the i9300. Take a caution as its not recommended you to install on your daily driver as well. Here’s the download link of the port, if you want to try it on your S III smartphone.
Rooting Samsung Galaxy S3 [AT&T, T-Mobile and Sprint models]
DISCLAIMER: Vsszone will not be held responsible for any damage incurred to your device as a result of following this guide. Follow at your own risk.
T-Mobile / Sprint
As it turns out the rooting method for T-Mobile and Sprint variants of the Galaxy S III are exactly the same. Same files, exact same method.
Guide part 1:
Step 1: Download and install USB drivers for Samsung Galaxy S III [Direct link].
Step 2: On Galaxy S3, enable USB debugging from Settings > Developer options.
Step 3: Connect your device to your PC via USB cable.
Step 4: Download CMW_SuperUser_v3.07.zip [Direct Link] and transfer it directly under the parent directory on your device’s internal storage.
Step 5: Disconnect your device from PC and power it off.
The second part of the guide begings,
Step 6: Required Flashing clockworkmod.tar
Step 7: Download Odin3-v3.04.zip [Direct Link] and extract its contents using a suitable software (we recommend PeaZip).
Step 8: Download clockworkmod.tar [Direct link]
Step 9: Boot your Galaxy S III into download mode by pressing and holding Volume Down, Home and Power buttons. Press Volume Up when the prompt comes up.
Step 10: Now, run Odin3 v3.04.exe from the .zip file in Step 8.
Step 11: Once again connect your Galaxy S III to the PC. Odin should detect your device.
Step 12: Click on PDA and select the clockworkmod.tar file you downloaded in Step 8.
Step 13: Ensure that Auto Reboot and F. Reset Time are selected. Then, click on Start to begin process.
Guide part 3: Flashing Superuser
Step 14: Now you must boot into ClockworkMod Recovery Mode. Shut down your device, press and hold Volume Up, Home and Power buttons.
Step 15: Navigate to install zip file from sdcard > choose from sdcard > [CWM_SuperUser_v3.0.7.zip file you downloaded earlier]
Step 16: After completion, restart system (reboot) now from main menu.
Guide part 4: Final steps
Step 17: Install BusyBox from the Play Store. Grant it SuperUser permissions and follow on-screen instructions.
Step 18: Launch the SuperUser app from your app drawer and update binaries from [wrench icon] > Sub binary > Update.
Now we are begening the guide on how to root AT&T Samsung Galaxy S III. The method for rooting AT&T Galaxy S3 involves the same as above but uses different files. Follow it carefully or you may brick your device though.
Step 1: Follow part 1: Initial setup above.
Step 2: Follow Part 2: Flashing clockworkmod.tar but, instead of clockworkmod.tar, use fixboot.tar [MediaFire].
Step 3: Follow Part 2: Flashing clockworkmod.tar but, once again, use this recovery image file [Direct Link].
Step 4: Follow Part 2: Flashing clockworkmod.tar, Part 3: Flashing SuperUser and Part 4: Final Steps (in that order) as it is.
In order to take full advantage regarding AT&T Galaxy S III root, please head over to the official thread over XDA-Developers.