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).
Install stock Android 4.1.2 Jelly Bean firmware on Samsung Galaxy S2 GT-I9100. Click the link to follow through the instructions and downloads. Repair EFS from I9100 N7000 This manual is intended only for people that have no IMEI. If your IMEI 40000 looks like 00000 or contact me and do not make the manual! Here you can find efs tar shared files. Download Efs.tar.gz from mediafire.com 22.98 KB, efs.tar(2).md5 from mediafire.com 9.67 MB free from TraDownload.
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. Boot your Samsung Galaxy S2 into Download Mode:. Power off your phone first and wait for 6-7 seconds after display is off. 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.
How to download efs n7100 tar files to my device?. 1. Click download file button or Copy efs n7100 tar URL which shown in textarea when you clicked file title, and paste it into your browsers address bar. If file is multipart don't forget to check all parts before downloading!.
2. In next page click regular or free download and wait certain amount of time (usually around 30 seconds) until download button will appead. 3. Click it and That's it, you're done amigo!
Efs n7100 tar download will begin.