1. Samsung Galaxy S2 Gt-i9100 Latest Official Software Update
2. Samsung Galaxy S2 I9100 Firmware 4.1.2 Download

All the people who have Samsung Galaxy S2 with them will not be getting an update to Android version 4.3 Jellybean from Samsung Galaxy S2 GT-i9100. But you can always flash the Jellybean firmware by flashing the firmware manually. After flashing you may not get the look of Samsung phone, but you will be having the latest firmware running on your device with the looks of Google Nexus. And its really worth it, as you get all the features of latest version of Android. But the downside is, your phone would be Rooted.Information:The method below is also applicable to many other Samsung phones like S3, Note, Note 2 etc. Except for the download links I've provided, they are different for every phone.I am not responsible if any damage happens to your phone. You do these steps at your own risk.Rooting Samsung Galaxy S2 GT-i9100Requirements:.

Samsung USB Drivers - Get them. Odin - Flashing Tool - Get it.

Rooted Kernel File - Get it Get the '.tar.md5' or '.tar' file for Odin (PhilZ Kernel with CWM Recovery). Samsung Galaxy S2 GT-i9100, Battery level atleast 50%. USB Debugging enabled on the device.

Go to 'Settings - Developer Options - USB Debugging'How-To Flash the Kernel:. Switch Off your Phone. Start Odin v3.xx or v1.85(With Administrator rights on Windows 7).

STEP 1: BACKUP YOUR DEVICEBack up important data and stuff before you start playing around here as there are chances you might lose your apps and app-data (app settings, game progress, etc.), and in rare case, files on the internal memory, too.For help on Backup and Restore, check out our exclusive page on that linked right below.► STEP 2: INSTALL LATEST DRIVERYou must have proper and working driver installed on your windows computer to be able to successfully flash stock firmware on your Samsung Galaxy S2. In case you’re not sure, follow the link below for a definitive guide for installing driver for your Galaxy S2 on your computer.

STEP-BY-STEP GUIDEExample video: If you haven’t used Odin before to install a stock firmware or anything else, then we suggest you first watch a video of that to get familiar with the process. The video demonstrates flashing of CWM Recovery on Galaxy S3, but since the procedure is same for flashing stock firmware also, the video will help:Important Note: Backup important files stored on internal SD card of your device, so that in case a situation arises requiring you to do a factory reset after flashing stock firmware, which might format internal sd card too, your files will remain safe on PC. Extract/Unzip the Odin zip file, Latest Odin3 v3.09.zip on your computer (using, preferably) to get this file: Odin3 v3.09.exe. Extract/Unzip the Firmware zip file, I9100XXMS1I9100OXAMS1XEO.zip on your computer (using, preferably) to get this file: I9100XXMS1I9100OXAMS1I9100XXLS8HOME.tar.md5.

Move the firmware file, I9100XXMS1I9100OXAMS1I9100XXLS8HOME.tar.md5, in the same folder in which you extracted Latest Odin3 v3.09.zip (Just for your convenience, that is). So, now you’ll have the following files in that folder:. Odin3 v3.09.exe. I9100XXMS1I9100OXAMS1I9100XXLS8HOME.tar.md5. Disconnect the Galaxy S2 from PC if it is connected. Double-click the Odin3 v3.09.exe file to open Odin.

Samsung Galaxy S2 Gt-i9100 Latest Official Software Update

Boot your Samsung Galaxy S2 into Download Mode:. Power off your phone first and wait for 6-7 seconds after display is off.

Samsung Galaxy S2 I9100 Firmware 4.1.2 Download

Press and hold these 3 buttons together until you see Warning! screen: Volume Down + Power + Home. Press Volume Up now to continue to Download Mode. Connect your Galaxy S2 to PC. Odin window will show an Added!! message in bottom left box.

Odin’s screen would look like this:If you don’t get the Added! Message, here are some troubleshooting tips:. Make sure you have installed driver for Galaxy S2 as said above. If you have already installed driver, then uninstall them and re-install back. Connect using a different USB port on your PC.

Try a different USB cable. The original cable that came with your phone should work best, if not, try any other cable that’s new and of good quality. Reboot phone and PC and then try again. Load the firmware file (extracted in Step 2) into Odin as instructed below:. Click on the AP button on Odin and select the I9100XXMS1I9100OXAMS1I9100XXLS8HOME.tar.md5 file (from step 2). Your Odin window should look something like the screenshot below:. Now in the Option section of Odin, make sure that Re-Partition box is unchecked.

(Auto Reboot and F. Reset Time boxes remain checked, while all other boxes remain unchecked.). Double check the above two steps. Click the Start button to begin flashing stock firmware on your Samsung Galaxy S2 GT-I9100, and wait until you see a PASS! message in Odin’s top left box. When you get PASS! message, your phone will restart automatically. You can then disconnect your phone from PC.If you see FAIL message instead of the PASS in Odin’s top left box, that’s a problem.

Try this now: disconnect your Galaxy S2 from PC, close Odin, remove phone’s battery and put it back inside in 3-4 seconds, open Odin and then repeat from Step 6 of this guide again.Also, If device is Stuck at setup connection or on any other process, then too, try this: disconnect your S2 from PC, close Odin, remove phone’s battery and put it back inside in 3-4 seconds, open Odin and then repeat from Step 6 of this guide again.