Users of Samsung Galaxy S2 can now install official Android 4.1.2 Jelly Bean update.

International Business Times reported that the official firmware for Android 4.1.2 Jelly Bean update is now available over-the-air (OTA. Samsung recently rolled out Android 4.1.2 Android Jelly Bean VJMS3, which is the official firmware update for the Galaxy S3.

Reportedly, Brazil is one of the first countries to get the official Android 4.1.2 Jelly Bean. However, because the VJMS3 update is unbranded, the operating system can be installed on any international variant of Galaxy S2, provided it has a model number GT-i9100.

Updating your Galaxy S2, or any other smartphones or tablet devices is necessary as it provides new features and up-to-date bug fixes over previous software releases. If you have not received yet the official OTA update notification, you can visit this post from IB Times, which offers step-by-step instructions on how to install Android 4.1.2 Jelly Bean firmware on your Samsung Galaxy S2 i9100.

Before you go directly to installing Android 4.1.2 Jelly Bean update to your Galaxy S2, it is important to know that there are some pre-requisites to satisfy such as the following:

• Android 4.1.2 Jelly Bean VJMS3 firmware only works for the unlocked Galaxy S2 with model number GT-i9100. Installing the firmware to other device may only result to permanent damage. You can verify the model number by going to Settings > About Phone.
• Create a backup for all the date and personal information and settings stored on your Galaxy S2 through a custom recovery tool such as TWRP or ClockWorkdMod (CWM).
• Appropriate USB drivers for the mobile device should be installed on the computer. You can get the driver for Galaxy S2 through this link.
• Make sure you enable USB debugging mode on your Samsung Galaxy S2 before installing Android 4.1.2 Jelly Bean update.
• The phone should have battery level of 80 percent or more before installing the ROM for Android 4.1.2 Jelly Bean update.