Samsung has just started to push Android 4.1.2 Jelly Bean update to the International Samsung Galaxy S II GT-I9100. The Galaxy S II is the best-selling Android device of 2011 and has a very large user base that’s why Samsung keeps on updating this device with all the new Android versions as they want to provide the Galaxy S II users with their best support experience.
- Extract the firmware
- Open Odin
- Turn off your device
- Put your device into Download MODE (Home + Volume Down + Power)
- Click PDA and select *.tar.md5
- Then finally click START!
(Source: XDA and Sammobile)