Test firmware for the Samsung Galaxy S3 - XXDLH9 Android 4.1.1 - was recently leaked and developers are now releasing custom ROMs using the leaked information. One such is the Omega XXDLH9 Android 4.1.1, for the S3's international version. The firmware requires ClockWorkMod (CWM) Recovery for installation and offers features including Voice Search, Play Store (v3.8.17), Google Maps, Gmail and Flipboard, among others.

Jelly Bean
Omega XXDLH9 Android 4.1.1 ROM is available for Galaxy S3.

If you wish to install this firmware, please read instructions below. However, IBTimes UK warns its readers it will not be responsible for damage to device during installation. We advise readers to make back-ups of all important data and APN settings before proceeding with installation.

In addition, ensure appropriate USB drivers are installed and USB debugging mode is enabled (click here for a tutorial). Also ensure the phone is factory unlocked and has at least 80 percent charge. This firmware works only with the international version of the Galaxy S3 (model number i9300).

Steps to Install Android 4.1.1 XXDLH9 for Galaxy S3

    • Connect device to computer with USB cable and copy downloaded file to SD card
    • Turn Galaxy S3 off and place phone in CWM Recovery mode (turn on phone by simultaneously pressing Volume Up, Home and Power buttons)
    • In CWM mode, perform a data wipe (this step is optional for users with a secondary custom ROM already running)
    • Navigate to SD card, select Omega ROM file and begin installation
    • Reboot device on completion of installation. The first reboot will take up to five minutes, so be patient
    • Congratulations... the Samsung Galaxy S3 is now running Omega XXDLH9 Android 4.1.1 firmware. To check software version running on the phone, navigate to Settings > About Phone.