How to Root AT&T Samsung Galaxy S2 SGH-I777 on Android 4.1.2 Jelly Bean Firmware I777UCMD8



Android 4.1.2 Jelly Bean update finally arrived on AT&T Samsung Galaxy S2 SGH-I777. With latest Jelly Bean installed on Galaxy S2, your phone is now transformed into a brand new smartphone with lot of exclusive Jelly Bean goodies installed.If you want to root your device.Complete rooting guide is given below:

BY EditAndroid

1. Before You Begin:

  1. Samsung Galaxy S2 (At&t  SGH-I777) (Only Use for this modal)
  2. Windows-based computer or laptop
  3. Download Samsung Galaxy S2 USB driver for Windows and install in your computer.
  4. Skip this step if you have installed the Samsung Kies.
  5. Enable USB Debugging on your device.
  6. Make sure your phone is charged to 60% 80% to avoid battery blackout and interruption during this tutorial.
  7. We recommend you make a backup on your data and media files before the tutorial.

2. Downloading Required Files:

  1. Framaroot (framaroot-1.4.2.apk | 2.16 MB)

3. Rooting the Samsung Galaxy S2 – AT&T SGH-I777:

  1. Browse this webpage using your device.
  2. Download Framaroot apk file into your device.
  3. Go to Menu—>Download, locate the Frameroot apk file.
  4. Press on Frameroot apk file in the Download folder. A pop-out windows ask for confirmation, press confirm/yes to proceed with Framaroot installation.
  5. Once Framaroot successfully installed on your device, you shall find Framaroot icon in the Menu.
  6. Press on Framaroot icon in Menu to launch the app.
  7. In Framaroot user interface, choose Aragorn exploits within the list of exploits.
  8. You shall now receive a exploit results: “Success… Superuser and su binary installed. You have to reboot your device”
  9. Download root checker to check your root status.

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