How to Update Galaxy S2 GT I9100 with Official XXLQ5 ICS 4.0.4 Firmware

Galaxy S2 LogoSamsung Galaxy S2 GT I9100 may have waited a lot when it came to getting latest ICS Android 4.0.4 release, but you no longer will have to wait for this release as a Stock firmware of ICS 4.0.4 has been leaked out Worldwide and is officially out for UK. Please note that this build of firmware which is dubbed as ICS 4.0.4 XXLQ5, as of now there is no estimated official release date of Jellybean 4.0.4 for S2 but as in when it arrives, we will keep you posted on the same. Unfortunately, as of now there are still no leaks of Jellybean 4.1 for Samsung Galaxy S II GT I9100 model. This is the first ever ICS 4.0.4 firmware which is being coming out.

Though all the things in this firmware works perfectly, there might be some minor bugs. You can list all the bugs which you encounter in your device after applying in the comments section below as we will try our level best to address the same. Full credits to Samfirmware for coming out with this leaked version of Jellybean for Galaxy S2 GT I9100 device. For your convenience, we have also mentioned some of the screen captures on how this ICS 4.0.4 firmware will look like in your Galaxy S II.

Disclaimer: This update should only be applied to the devices which have the device model nam as Samsung Galaxy S II. This should not be applied to the NETWORK LOCKED version of Galaxy S II. Androidadvices should not be held responsible or liable for any sort of damage happened to your device due to not following of instructions.

Data in your Galaxy S2 might get corrupted or erased. So , ensure that with the help of below mentioned steps, you are backing up all the data present so that, the data can be easily restored.

SMS – Use “SMS Backup & Restore app”,
Contacts – Sync with the Gmail application,
Call Log -Call Log and Restore
Images, Songs, Videos, Files – Copy to internal / External SD Card,
APN and MMS Settings – Note down from the path “Applications > Settings > Wireless and Network > Mobile Networks > Access Point Names

Enable the USB Debugging from the path “Settings > Applications > Development > USB debugging” and also you will have to ensure that the minimum battery life should be 50% so as to ensure that the phone doesn’t get turned Off in the middle of update.

Assuming that you are done with all the above mentioned express pre requisites and backup steps, you can now proceed to the next page where we have summed up a detailed guide on how to upgrade your Galaxy S II with the latest ICS 4.0.4 firmware.

About Pradeep Neela

Friends call him Droid Geek because he tries out different ROM’s everyday and helps droid users experience better features on their devices. Add +Neal Pradeep on Google Plus for more Updates.