Want to enjoy Multi Window feature (like Galaxy Note 2) on your Samsung Galaxy S III GT-I9300? Yes, you can try it now with other interesting features like Page Buddy, customized notification panel, Smart Rotation, continues input in Samsung Keyboard, Paper Artist and new Gallery applications too. All of them are available in latest leaked official Android 4.1.2 Jelly Bean XXELK4 Firmware for Samsung Galaxy S3. And it is pre-rooted as well so you don’t need to root it yourself. Note – this is a test firmware. Only install it if you are willing to test the risk as a beta tester…