How To Update Samsung Galaxy S3 LTE I9305 to XXUFNI3 Android 4.4.4 KitKat Official Firmware



An amazing and surprising step from Samsung and this step shows that how much Samsung cares about his customers , android 4.4.4 KitKat XXUFNI3 firmware update is being rolled out . Yes Samsung roll out KitKat update for its old age smartphone and users are very excited when they hear this news.  We are all expecting that Samsung Galaxy S5 will be updated to latest Android 4.4.4 KitKat but surprisingly Samsung roll out S3 update. This update is rolled out through OTA and Samsung KIES , and guess what you don’t need to wait for this update to reach your region . You can manually update your Samsung Galaxy S3 to latest Android 4.4.4 KitKat XXUFNI3 official firmware , a full step by step guide is below help yourself and enjoy whole new features and applications on your S3.


Before you start you need the following .


This guide is for Samsung Galaxy S3 LTE I9305 variant , do not try this method on any other galaxy S3  variant. Follow each step carefully in case of any mishap or you brick your smartphone we are not held responsible for that . 


How To Update Samsung Galaxy S3 LTE I9305 to XXUFNI3 Android 4.4.4 KitKat Official Firmware:

Step 1- Switch Off your smartphone.

Step 2- Boot your smartphone in Download Mode. Press and hold volume down+home+power buttons .

Step 3- Open Odin.


Step 4- Now connect your smartphone with PC and when your smartphone connects successfully one of the Odin port become colorful.

Step 5- Now extract the file you download above ( Android 4.4.4 KitKat).

Step 6- Click on PDA or AP and select the file with CODE in his name  , this file will be found in extract folder of  Android 4.4.4 KitKat .

Step 7- Check Auto Reboot and F. Reset Time options in Odin.

Step 8- Click Start.

After installation completes your device will automatically boots and when you see home screen unplug your device  .

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