Install Official Leaked XXUFME3 Android 4.2.2 Firmware on Galaxy S3 I9300

Galaxy S3 I9300 users can update their device to XXUFME3 Android 4.2.2 Jelly Bean test firmware. We will be going through the guide to install the firmware manually on your device which is being leaked by Sammobile online. I9300XXUFME3 Android 4.2.2 Jelly Bean is a laeked official firmware update by Samsung for Galaxy S3 I9300 and not a Custom ROM, you will lose root. We will be going through the guide to root Galaxy S3 I9300 later.

To flash the firmware on Galaxy S3 I9300 Odin is used.

New enhancements in Android 4.2.2 update

– Android 4.2.2 – Build ID: JDQ39
– New S4 Lockscreen: Multiple Widgets, two Unlock effects (Ripple and Light), improved ripple effect than Android 4.1.2, ability to change clock size and set a personal message
– New Screen modes (From S4): Adapt Display and Professional Photo
– Daydream
– Driving mode
– Actionable notifications
– New Additions in Notification Center
– Completely revamped Settings UI (Tabbed interface – Exactly like the S4)
– Addition of Voice controls (Let’s you control various parts of the phone using voice commands – Galaxy S4 feature)
– Gallery modes have white background (When changing gallery modes to 3D the background changes to white)
– Full screen Samsung apps
– New S-Voice (from S4)
– New smart switch widget

Firmware details:

Android Version: 4.2.2 – JDQ39 (Jelly Bean)
Region: Middle East
Carrier: Branded
Changelist: 611730
Build Date: 8 May 2013

The guide mentioned below is only for Galaxy S3 I9300 and is not compatible with any other device. To know the model number of your device go to Settings >> About Phone.

We cannot be held liable of any damage done to your device while following the below mentioned procedure.

Galaxy S3. 1

Install official leaked XXUFME3 Android 4.2.2 firmware on Galaxy S3 I9300

Take a complete backup of data,apps and settings as the procedure may wipe your data.

Make sure that the battery of device has a minimum charge of 60%.

Enable “USB debugging” on your device by going to Settings >> Developer options >> Enable USB debugging.

Download Kies Software to install drivers.

Download XXUFME3 Android 4.2.2 firmware< ( update on Galaxy S3 I9300 and Odin (

Extract the Firmware file which you have downloaded in above step. You will get “.tar” file along with other files.

Extract Odin to get “Odin3 v3.07.exe” file.

Switch off device.

Boot device into download mode. Press and hold Volume Down, Home, Power till device turns on and then press Volume Up to enter download mode.

Connect device to computer using USB cable. Odin will detect your device and ID:COM will turn yellow and a message appears saying “Added”. Re-install drivers if Odin fails to detect device.

Click on “PDA button” in Odin and navigate to select “.tar″ file which you have downloaded.

In Odin make sure that “Auto Reboot” and “F.Reset Time” are selected and “Re-Partition” check box is unchecked.

Click on Start button in Odin to start flashing Android 4.2.2 firmware. When flashing is complete you will get a PASS message.

Disconnect device from your computer and let it boot automatically.

XXUFME3 Android 4.2.2 firmware on Galaxy S3 I9300 is now installed. You can check firmware version by going to Settings >> About Phone.

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