A new firmware I9100XWLS8 for SGS2 has been released. The official Android Jelly Bean 4.1.2 XWLS8 update for Galaxy S2 I9100 is now available for download. So Samsung Galaxy SII users finally receive the official Jelly Bean love. In addition, it brings lots of new features to Samsung Galaxy S II smartphone. It also fixes the Exynos kernel bug. The firmware was released for users in Spain. You can download and flash it using Odin.

Official-JB-SGS2 I9100XWLS8

Here is everything you need to know:

What’s New in I9100XWLS8: Official JB 4.1.2 for Galaxy S2

There are plenty of new features and enhancements, including:

  • Buttery Smooth Performance & Great Stability (Thanks to Project Butter)
  • Full User Interface Revamp (Same UI as of the Galaxy S III and Galaxy Note II)
  • TouchWiz Nature UX
  • Samsung’s S Cloud services
  • Improved Camera features
  • New Lockscreen With Many Customization Options
  • New Features like Direct Call, Smart Stay and Pop-up Play
  • New Widgets (From Galaxy S III)
  • 2 Home screen modes
  • New Notification bar With More Notification Toggles
  • Google Now

Firmware Details:

  • Android Version: Jelly Bean 4.1.2 Build JZO54K for Galaxy S2
  • PDA: I9100XWLS8
  • CSC: I9100FOPLS3
  • MODEM: I9100XXLS8
  • Changelist: 816988
  • Build Date: 14 January 2013

Install Official Jelly Bean 4.1.2 XWLS8 on Galaxy S2 I9100

The update is still being rolled out to International Galaxy SII GT-I9100 devices. If you have not received the update yet, you will get it soon. Once the update for your country / carrier becomes available, you can download it and flash it using Odin.

Step 1: Download the firmware zip file from the links provided at the end of this post.

Step 2: Extract the downloaded firmware zip file. You will get a .tat.md5 file.

Step 3: Download Odin3_v3.04.zip, extract it and launch the exe file to start Odin.

Step 4: In Odin, click on PDA button then browse and select the firmware .tar.md5 file.

Step 5: Boot Galaxy S2 in download mode. Then connect it to the computer via USB cable.

Step 6: Now click on “Start” button in Odin.

Step 7: Wait till the process is complete.

Step 8: Once done, your phone will reboot.

That’s it. You now have Official Jelly Bean 4.1.2 Galaxy S2 I9100 smartphone. You can confirm it from Settings > About, it should be Android 4.1.2 JZO54K.I9100XWLS8 build. Enjoy!

Need more detailed guide? For all pre-requisites, detailed guide and more info: How to flash stock ROM using Odin.

We will keep updating the page soon as more download links become available.

Here are direct download links to download the firmware:

Download for Spain: