In Odin, select PDA tab & choose “I9100XWLS8_I9100XXLS8_I9100FOPLS3_HOME.tar.md5″ file. Keep all the remaining options as they are & make sure that Re-Partition box is not checked. Press Start button to initiate the flashing process of Android 4.1.2 Jelly Bean firmware on your Galaxy S2.

Download a toolkit and on the rooted phone, use EFS PRO app to restore the corrupted files. If you root your phone, you need to understand that things can go wrong. Rooting is not a process covered under warranty by Samsung, as it can cause issues to your phone that normally wouldn't happen if you didn't root. There is a way to return your IMEI number to normal; however, this requires unrooting your device or flashing the stock ROM again, since you likely didn't back up the IMEI number before you performed the rooting process. Plug your device back into your computer and run ODIN again.

Then, follow the instructions in ODIN to flash the stock ROM onto your device to return your IMEI number to normal. Winols 224 crack download full. More questions and answers Please, how can I rewrite my IMEI on my GTI9100? I have a fake IMEI and I can't repair it, I want to write my IMEI that is labeled at the back of the phone You need to repair your EFS files as suggested in the above answer using the toolkit. Can an update of Android 4 to 5 be reverted? Actually, I have updated Android version 4 to 5 of my Samsung Galaxy S2.

It can be reverted but can also cause numerous problems such as those posted in the above answer. First, why do you not like the newest version because things like battery draining faster can easily be corrected? Try to determine what you are not liking and set up that newest version to your preferences.

Note: • Make sure that your phone battery is charge at least 60% • Backup your phone data into your computer. • Turn on USB Debugging, on your homescreen tap Menu> Settings> Application> Development. Then, make sure that USB debugging is checked. Requirements: • Samsung Galaxy S2 i9100 • USB Data Cable • Computer with Samsung Drivers Installed • First, download the on your computer. [Password: samfirmware.com] • Then, extract it to a new folder using Winzip/Winrar. You should see the following files: • CODE_I9100XXKH3_CL479037_REV02_user_low_ship.tar.md5 • GT-I9100-CSC-MULTI-OXAKH3.tar.md5 • MODEM_I9100XXKH3_REV_02_CL1050544.tar.md5 • u1_0_emmc_EXT4.pit • EFS_I9100XXKH3_CL479037_REV02_user_low_ship.tar.md5 [This file is of no use in this guide] • GT-I9100-CSC-HOME-MULTI-OXAKH3.tar.md5 [This file is of no use in this guide] • KERNEL_I9100XXKH3_CL479037_REV02_user_low_ship.tar.md5 [This file is of no use in this guide] • Next, download the (Just extract Odin folder and keep the odin3.ini file in it) • Turn off your phone. Driver scanner acer 6678 a3a windows 7 download. • Go to download mode: press and hold these keys together: Volume Down + Home + Power.