How to Manual Update Galaxy S3 GT I9300 with XXUGMK6 Official Jellybean 4.3 Firmware – Guide

Jellybean4.3After a very long wait, here comes the Open version of Galaxy S3 firmware which comes with the Official Jellybean 4.3 build version. This all new firmware version which got served by Samsung is dubbed as XXUGMK6 and is available in Europe. European firmwares are known to be one of the most stable firmwares. So, let’s check out on how you can apply this firmware update. Before proceeding to checking out on what are the exact instructions with which you can apply the update, you will have to follow the list of quick pre requisites which we have summed up below.

Quick Pre Requisites:

  • All the data in your device should be backed up with the help of below mentioned steps. Don’t back up the data with the help of KIES as you may face some issues in the process of restoration.

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 Mode in your computer from the path “Settings > Applications > Development > USB debugging”. Also, the minimum battery life should be a minimum of 40% or else there is a risk of device getting turned Off in the middle of firmware update.

Disclaimer: We should not be held responsible or liable in any manner for any damage caused to the device. Also, make sure that this firmware is not applied to the Network Locked Devices.

Once you are done with all the above mentioned steps, proceed onto the next step where we have mentioned the detailed guide which will help you update the device with the latest firmware.

Procedure to Update Galaxy S3 I9300 with Jellybean 4.3 Android OS:

  • Now, turn off your Galaxy S3 so that it will now have to be entered in the Download Mode. Download Mode. Galaxy S3 can be entered into the Download mode by holding the Volume Down button + the Home key button (the middle button). While holding these both buttons, you need to switch ON your device.
  • Just in case if the device enters in the Normal mode, you will have to retry the process of entering the device in the Download Mode.
  • Click on “PDA” tab in the Odin to select the tar file which you got after extracting the firmware package to click on “Start” in Odin.
  • Once you click on “Start”, you will now need to wait for the whole process of firmware gets finished. The whole process of firmware update will take around 3 -4 minutes and once done, the phone will be rebooted automatically.
  • Once you see the home screen, you can then disconnect the device and enjoy the device. You can check the current firmware version from the path “Settings > More > About Phone” where you will get to see the current firmware version as Jellybean 4.3 Android Firmware.

Note: If at all your Galaxy S3 gets in the boot loop sequence then you need to turn off the device and then reapply the update from the start. To turn off you can reinsert the battery or say you can long press the power button.

So there you go, you have now successfully learnt on how to apply this update in your phone. Do let us know in the comments section or on out Facebook / Google+ Page if you face any issues. Galaxy S3 International version will soon be getting the latest Jellybean 4,3 update.


  1. where is the answer to my question?

  2. did check everything from the beginning and did all the necessary steps. I tried out like three times but this is all I get.(Phone works fine though)

    Enter CS for MD5..
    Check MD5.. Do not unplug the cable..
    Please wait.. 5 is valid.
    Checking MD5 finished Sucessfully..
    Leave CS..
    Odin v.3 engine (ID:25)..
    File analysis..
    Complete(Write) operation failed.
    All threads completed. (succeed 0 / failed 1)


  3. After this S3 XXUGMK6 firmware update, I have no Network, and am being asked to put in my sim card. Is this the same update, I previously tried to install which was Ireland only, because this definitely says European countries, and as far as I am aware, the UK is still in Europe.

  4. Hi sir if i flash the android 4.3 on galaxy s3 i9300 then can i revert back to android 4.1.2 emh4 firmware or there will be any issues regarding this reply plz reply pl pl pl reply

  5. Galaxy S3 GT I9300 with XXUGMK6 Official Jellybean 4.3 Firmware upgrade will allow all functions of the galaxy gear, notifications, emails and all


    File hoster Hotfile is blocked. When will be another File Hoster available?

  7. wht will b the available internal storage after updating to 4.3..??
    I hav 14.68GB user available on 4.2.2 (Galxy s3)

  8. Hi Neela, I lost my imei# when I flashed the leaked 4.2.2 version but I’ve been able to restore it. Will I lose it again when I flash this firmware .. ..

  9. I did not get a tar file when i unzip the file. I got a folder with 4 files. What should i do with it?

  10. Download links are not working.

  11. This page became strange
    Where is the query I sent yesterday, let aside the answer
    Before also the same happened in another subject in which I put a query
    and also where is the feedback from other users, it never displayed in the pages nowadays

  12. you cant gain access to the download site, always in maintenance, so how the hell to download

  13. i have been having some problem downloading this firmware plz is there ne way tht u can link it to torrent so it could be downloaded without ne problem?????

    • as of now the torrent is not being used for uploading firmwares. You can make use of the which we are using now

  14. plz update the procedure :

    there are four files in the zip file, to be placed in Odin 3.09 in the following sequence:

    BL (in BL )
    AP (in AP)
    Modem (in CP)
    CSC (in CSC)

  15. The package contains 4 of .tar files:


    Which one to load in PDA?
    & what I should do with the others?

  16. hotfile has been shut down, what version of oden is this, dont you guys check anything

  17. May be a silly question, but which File is the Update?