How to Update Samsung Galaxy S2 to Android Jelly Bean Authorized Version 4.1.2 XWLSJ OS. In this article, I will teach you the method to manually update your Samsung Galaxy S2 to the official version of Android Jelly Bean OS 4.1.2 firmware XWLSJ. This guide tells you step by step all the procedures you need to follow the instructions to manually update the Samsung Galaxy S2 with the official version of Android Jelly Bean OS 4.1.2 XWLSJ.
XWLSJ officially released firmware update for Samsung Galaxy S2 I9100. Latest ROM update can be installed on your device OTA or by using KIES application for the Samsung Galaxy S2.
If you do not receive this notification via OTA, then you have to install it manually and for this we are here to teach you how to manually flash the Android 4.1.2 JB on the Samsung Galaxy S2.
Latest Android Jelly Bean OS OS 4.1.2 ROM is the most stable version of the Jelly Bean platform for the time being, in this version all bugs and issues reported in previous JB versions have been settled and additionally equipped with several new features.
If you want to learn how to manually install the new update, then you need to read all of the instructions here, this is an official ROM, and if you follow and do not skip any steps in the correct order the installation process can be easily carried to the Samsung Galaxy S2 .
Before starting our tutorial, you should follow some prerequisites are required to apply:
To install the firmware, you will use the ODIN application.
Backup all your personal data before starting the update procedure, I advise you to keep your personal information such as SMS, call logs, apps, internet EFS folder settings, images, videos, and other data that you think is important.
You will be using a Windows PC with Internet access available on it, the original USB cable for Samsung Galaxy S2 device.
Disable or disable security applications that you run on your computer, your smartphone, such as antivirus programs, firewalls. These programs usually interrupt the flashing process.
Verify your device's battery and make sure the level is more than 70% electricity, in other cases if you do not have enough power, it can certainly update will fail.
Enable USB debugging option on the Samsung Galaxy S2 To do that you have to follow the following path: "Settings -> Applications -> Development -> USB debugging and to activate this option.
Update Galaxy S2 GT I9100 to Android Jelly Bean OS 4.1.2 XWLSJ-Guide
Download KIES Samsung from here, and install the appropriate driver for your device Samsung Galaxy S2, if you have installed a compatible driver, you can skip this step.
Download Odin from here and install it on your PC
Download Jelly Bean XWLSJ Official OS 4.1.2 update file from here and extract the same on your PC.
Open ODIN application from your computer.
Turn off your device Samsung Galaxy S2 and reboot into Download Mode, reboot the device to do this by pressing and keeping the Power and Volume buttons simultaneously.
Samsung Galaxy S2 connect your device to your PC using a USB cable to do that.
Odin in the app, you have to be notified to the ID: COM yellow or blue and "added" message is displayed and available. That gives you an agreement to start the flashing process. If not, close ODIN, then the Samsung Galaxy S2 release you from the computer and reinstall the driver again on your PC after you reinstall the driver repeat the procedure from the beginning.
Now, from the Odin application select "PDA" option.
Find and select the downloaded updates that you downloaded and extracted earlier.
Now, in the Odin app click on the button "Start".
Now wait until the flashing process is complete and you are notified via a "pass" in the ODIN application interface.
S2 disconnect your device by unplugging the USB cable.
Reboot the Samsung Galaxy S2.
Note: if the device you will get a boot loop on first reboot with a new ROM update, you have to reboot, and after that to enter in Recovery Mode, you can do so by pressing the Volume Down and Power buttons simultaneously, now, from the Recovery Mode select " wipe factory data reset "and followed by" deleting cache partition "option. Once you do clear your cache partition back to main Recovery Mode menu and from there select "reboot system now".
Note: If the app Odin jam, close the Odin application and disconnect your device from the computer by removing the USB cable, and forced to restart your device. Once you have restarted your device, reinstall the correct driver on the PC and repeat the update guide from the beginning.
Congratulations, it is all the steps you need to know when you want to manually update your Samsung Galaxy S2 to Jelly Bean 4.1.2 official firmware XWLSJ.
You can use our comments section if you will need additional information to understand the procedure.
VIA Android
How to Manually Update Samsung Galaxy S2 to Android Jelly Bean Authorized Version 4.1.2 XWLSJ OS