The Samsung Galaxy S2 (GT-I9100G) variant is the one which runs on the TI OMAP 4430 chipset and PowerVR SGX540 GPU as opposed to the Exynos chipset and the Mali-400MP GPU that is found in the GT-I9100 variant. Apart from these features, both have the same 4.3″ Super AMOLED Plus screen, 1.2 GHz dual core Cortex-A9 processor, 1 GB RAM, 16/32 GB internal storage which was further expandable up to 32 GB via microSD card, 8 MP rear camera, 2 MP front facing camera and 1650 mAh battery. Both originally ran on Android 2.3.4 and while the GT-I9100 variant was later upgradable to Android 4.1, the GT-I9100G variant received an Android 4.1.2 update. Let us now see the steps involved in installing Android 4.4 on the Samsung Galaxy S2 (GT-I9100G) via Omni ROM.

Samsung Galaxy S2

Disclaimer: Follow the instructions at your own risk. If the device gets damaged, the writer or the owner of the site must not be held responsible.

Pre-requisites and Backing up your Samsung Galaxy S2:



  1. Download the Omni ROM zip file and the Gapps zip file and copy it to the SD card of your Samsung Galaxy S2.
  2. Reboot your device and boot into recovery mode. You can do this by pressing and holding Volume Up, Home and Power buttons at the same time.
  3. Now select “wipe data/factory reset” and then choose “Yes”.
  4. Next select “install zip from SD card” and then “select zip from SD card” and choose the Omni ROM zip file.
  5. Again select “install zip from SD card” and then “select zip from SD card” and choose the Gapps zip file.
  6. Now to root your device, select “install zip from SD card” and then “select zip from SD card” and choose the SuperSu zip file.
  7. Finally reboot your device.

That’s it. You have successfully installed Android 4.4 (Omni ROM) on your Samsung Galaxy S2 (GT-I9100G).

Note: There are few bugs in this ROM including graphical glitches in the stock browser which is a known bug on all PowerVR devices.

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