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Root for AT&T Samsung Galaxy S2 SkyRocket on Android 4.0 ICS UCLF5 Firmware

Install CWM Recovery on Galaxy S2 SkyRocket

This guide is destined to be used by Galaxy S2 SkyRocket users that have updated their devices to Android 4.0 ICS UCLF5 Frimware, and now they wish to root their devices. You can root this device only if you’re on this particular firmware and CWM Recovery is installed on it.

The UCLF5 ICS firmware was intended to be an official update for the AT&T SkyRocket devices. But, instead it was leaked and now, if you’ve updated your smartphone with it and you wish to root it then you should use this article and learn how to do it fast and easy. Rooting your phone will offer you access to its sub system settings and you will be able to run applications that are usually working only with rooted devices. Also, by rooting your SkyRocket Galaxy S2 you will be able from now on to install new custom ROMs on it using CWM recovery.

Make sure that before you move to the tutorial guide, you read the preparation guidelines as you will learn what actions you have to take before rooting the AT&T SGS2 SkyRocket I727 phone. Here’s what you need to know:

  • apply this root only on smartphones that are AT&T Galaxy S2 model number I727. Don’t try to flash it on different phones as you will end up bricking them and then a whole new tutorial will be needed in order to fix the problem.
  • enable the USB debugging on your Galaxy S2 I727 and after that you need to charge the phone’s battery so that it won’t switch off while you’re installing the root files.
  • make sure that your device is on Android 4.0 ICS UCLF5 Firmware as otherwise the root won’t work. A guide to update your SkyRocket phone to this particular firmware can be found here.
  • CWM Recovery image has to be installed before applying the root.┬áThis software will be used to flash all root files.
  • If you’ve used the CWM Recovery installation guide, you won’t to move the backup files again and this means that you can skip this part.
  • apply all the instructions listed in this article and note that you are the only person responsible in case something goes wrong and your device is damaged or in case you lose any important data.

Now that you know all of the above, I think that you’re ready to move to the tutorial guide and learn how to successfully root your Galaxy S2 AT&T SkyRocket smartphone using only a zip file and ClockworkMod Recovery image. Do not think about skipping any tutorial instructions. If you cannot understand what actions any steps asks you to perform, you should use the comments section and ask for our help.

How to root Android 4.0 ICS UCLF5 Firmware on AT&T Galaxy S2 SkyRocket model number I727:

  1. Download the root zip file from here.
  2. Next, connect your smartphone to your computer and move the ‘icssuperuser’ root zip file on its internal sdcard. Don’t extract its files, simply drag and drop it on your phone’s internal sdcard main folder.
  3. Disconnect the device from your PC and then power it OFF.
  4. Boot into CWM recovery by pressing and holding simultaneously the following buttons: volume up, volume down and power. Now your device will start to load the clockworkmod recovery screen.
  5. When in recovery mode select first the option that is named ‘install zip from sdcard’.
  6. Now, select ‘choose zip from sdcard’.
  7. Point CWM recovery to the location where the root zip file is saved. It should be on the internal sdcard and you simply select it for installation and after that confirm that you wish to flash this file.
  8. The root file will now be flashed and installed. Please note that in case the task fails, you will need to repeat step 7 once again and eventually the root will be applied.
  9. After the root was successfully you should return to the main recovery menu.
  10. Select ‘reboot system now’ and then wait until your AT&T SGS2 SkyRocket I727 phone loads the home screen.

That’s it, now your phone should be rooted and you’re free to start searching the internet for new custom ROMs that you can use to install a better Android OS for your smartphone. If the root wasn’t installed you should re-read the preparation guide and after that re-apply all the instructions listed in the tutorial.

For any extra questions, tips and tricks you should use the comments field.

This tutorial should’ve completed successfully and if you wish to check that it is rooted you will need to open the App drawer and see if the ‘superuser’ app is installed. If it isn’t then you should head to Google’s Play Store and download it from there. If your device is rooted then the application will install successfully.