The steps to install Jelly Bean 4.1.2 on Galaxy S2

The truth is that the arrival of Android Jelly Bean to Samsung Galaxy S2 models not being quick indeed. Therefore, it is not surprising that some users, anxious to know what's new in this version of the Google operating system, explore all options (including third-MODs). But, it has released a ROM which is working with Samsung and can be installed without problems on these phones.

This version is the XXLSJrooted and installation, using the Odin program-which is the usual used to "flash" to the end of the Korean company "- is not very complicated. Indicated by those who have already used, such as web Androidzone, that its stability is excellent and its working fluid. Of course, the data are lost in the terminal ... so it is essential to back up everything that you have before you start, otherwise surely come wailing.

Other recommendations before proceeding are common to this type of operation: the terminal must have a load of at least 80%, on the computer that is used must have administrator privileges on the phone, must activate the USB debugging option (located in Development, within the Applications menu that is in Settings).

The steps to install Jelly Bean
the steps to install Android version 4.1.2 on a Samsung Galaxy S2 are not numerous or complicated, but before you do anything you have to download the program on this link and Odin, as the ROM from here with i9100XXLSJrooted operating system version. Now begins the process:

Step 1: The first thing is to open the Odin program that will allow you to install the operating system. Now, turn off the phone and start it in Download Mode (for this, you must simultaneously press the Volume Down + Home + Power).

Step 2: Samsung Galaxy S2 connects the computer with the USB cable. See that Odin recognizes the terminal if paragraph ID: COM turns blue or green. If this is not true, you do not have the necessary drivers and to fix it, download and install the Kies program (must start over with all previous steps reboot the computer).

Step 3: Now press the PDA button in Odin and find the files you've downloaded the ROM (you must unzip the ZIP in the next). Check that the Re-Partition option is not selected, and then starts the installation process by pressing Start.

Step 4: the phone, when the process is restarted and only at that time, you must disconnect it from the computer. Turn it off and do nothing and start the Recovery Mode (Volume Up + Home + Power) to delete the information from Samsung Galaxy S2 to get things working properly.
Step 5: Using the volume buttons and power to select options, run a Wipe data / factory reset and Wipe cache Partition.

Having done all this, and you can enjoy Jelly Bean on your Samsung Galaxy S2. If you have any problems, you have to start from scratch ... but you need to remove the battery and put it back to make it possible.