Sunday, 28 July 2013

Install stock XXEMG4 Android 4.1.2 Jelly Bean on Galaxy S3 GT-I9300 using Manual Method, OTA or KIES

Samsung has been issued a new official revise for its worldwide type of Galaxy S3 form number GT-I9300, this new revise is based on Android 4.1.2 Jelly Bean and is entitled XXEMG4.

The latest revise can be established by OTA or utilising Samsung KIES app and is solely issued for the Galaxy S3 users from UK. The XXEMG4 is an unbranded firmware type, and it can be flashed on any Samsung Galaxy S3 form number I9300 apparatus except GALAXY s3 UNITS FROM Hong Kong, Taiwan and ceramic.

The major firmware details for XXEMG4 type are including the PDA: I9300XXEMG4, the CSC: I9300OXAEMG4, it was constructed in 16 July this year and is founded on Android 4.1.2 version. The new firmware is released for joined Kingdom and its Modem is I9300XXEMG4.

This present step-by-step instructional guide is supplied for those who want to install the authorized Android 4.1.2 Jelly Bean XXEMG4 type on their S3 device by OTA, KOES software or ODIN app for a manually blinking method.

Before beginning our step by step guides, you need know that some prerequisites are needed, and also some groundwork guidelines for the S3 device in order to make sure that the new Android 4.1.2 firmware will be effectively established on it and without any unfortunately events.

  •  Download and install the suitable drivers for the Galaxy S3 device, if you don’t have the suitable USB drivers, you can download them from here.
  •  From the next path: Menu>> Settings>> Applications enable the USB Debugging Mode by clicking on Development option and from there check the USB Debugging Mode option.
  • Backup all your important personal data stored on device’s internal memory, the guide is likely to wipe out all your data of the smartphone. If the S3 device has installed any custom recovery image (CWM or TWRP recovery) on it, then you can create a full NANDROID backup for the actual ROM which is running on the device.
  •  Verify the level of the Samsung Galaxy S3 device’s battery; it should be more than 75% power left.
  •  The Samsung Galaxy S3 device should be a factory unlocked device, and also it should be not locked to a particular carrier.
  •  With the installation of official Android 4.1.2 firmware on the S3 device will wipe the custom ROM, the root rights, and it will lose any custom tools such as CWM or TWRP which will be replaced with a stock recovery one.
  • This present official XXEMG4 Android 4.1.2 Jelly Bean firmware works only with Samsung Galaxy S3 model number GT-I9300.  So, knowing that do not apply the same for any other incorrect variant, you can end out the installation of firmware by bricking them.
  •  For making sure about the version of S3 device, verify the model number of it from the next path: SettingsAbout device>Model number.

 How to update Samsung Galaxy S3 I9300 to latest Android 4.1.2 Jelly Bean XXEMG4 version via OTA 

  1.  Firstly, make sure the S3 smartphone has stable internet connection; it is recommended to have a Wi-Fi internet data connection.
  2. Secondly, from the Galaxy S3 device’s menu go to Android apps drawer and from there select Settings.
  3. Now, select About device> Software update>Update option.
  4. There you should see a new update available, that’s means you received the latest OS update notification.
  5. Next, press OK button to download and install the new XXEMG4 firmware.
  6. When the installation is complete the smartphone will take an automatically restart.
  7. In case you’ll see that:  The latest updates have already been installed, and then you should wait for another OTA update from Samsung.
That’s it, the new XXEMG4 Jelly Bean 4.1.2 OTA update was downloaded and installed on the Samsung Galaxy S3 device.

 How to install the XXEMG4 Android 4.1.2 Jelly Bean to Galaxy S3 I9300 device via Samsung KIES software:

  1.  Firstly, a computer with a stable internet connection and the original USB cable will be used additional with the S3 device.
  2. Secondly, download and install Samsung KIES on the PC use these links, for Windows PCs from Here, and for MAC PCs from Here.
  3. Now, connect the S3 device to the PC via USB cable.
  4. Next, open up the Samsung Kies software on the PC. The KIES app should detect the S3 device.
  5. On the home of Samsung Kies app should appear a New Firmware Upgrade is available.
  6. Now, when you want to start the update process press on Firmware Upgrade button.
  7. Check the box, for accept the terms and conditions about the new upgrade and then begin the process by pressing START Upgrade.
  8. Wait until the download and installation processes are done.
  9.  When the installation process is done, the device will get an automatically reboot.
  10.  That’s it. The installation of the new OS is done now.
  11. Verify the new version of OS by navigating to SettingsAbout deviceAndroid & Baseband version.
Those who don’t can install the newest official JB 4.1.2 firmware may follow the step-by-step guide to flash it using ODIN app, which is a flashing tool developed by Samsung.

Flash the official Android 4.1.2 Jelly Bean (XXEMG4) firmware on Galaxy S3 GT-I9300 using Odin software.

  1.  Firstly, download the official Jelly Bean XXEMG4 4.1.2 file to the PC.
  2. Secondly, extract the downloaded zip file to get a .tar.md5 file with other files.
  3. Now, download ODIN app extract its content and install the same.
  4.  Turn off the S3 device completely.
  5. Next, boot it into Download Mode. (Press and keep holding the Home and Volume Down buttons simultaneous and then press the Power button, when a construction Android robot logo together with a triangle  are showed press the Volume UP button).
  6.  Open Odin3 v3.07.exe as an Administrator on your PC.
  7. Now, connect the SGS3 device to the PC via USB cord while the device is in the Download Mode.
  8. Odin app should recognize the device, and it have to display the Added message when the connection is done. Also, the ID:COM area and the COM port number from ODIN will turn on blue, indicating the connection is successfully done.
  9. Note:  If the ODIN app didn’t recognize the device and the Added message doesn’t appear then change the USB port connection with other one and reinstall the USB drivers once again.
  10. Now, select and load for installing the necessary files for update process as below:
    a)    From the ODIN app, click the PDA button, browse and select the .tar.md5 file.b)    From the ODIN app, click the Phone button, browse and select the file which contains the Modem in its name.
    c)    From the ODIN app click CSC button then browse and select the file that contains CSC in its name.
    d)    Now, from the ODIN software click the PIT button then browse and select the file with .pit extension.
    Note: Ignore next steps (b, c and d) if there such files don’t exist.
  11. Important: On the ODIN settings you have to configure like that:
  12. Make sure that the Auto Reboot and F.Reset Time checkboxes are selected. But Make sure that the Re-Partition option is unchecked, select it only when a .pit file is loaded and for using.
  13.  Now, when you want to begin the flashing process click the Start button in Odin flashing tool
  14.  The flashing Android 4.1.2 Jelly Bean process should start now, and it will take a few minutes to be done.
  15. When the flashing process is done, the SGS3 device will take an automatically restart, and in the ODIN app a PASS message will be displayed, that will indicate that the installation process is successfully done.
  16. Now, disconnect the Galaxy S3 device from the PC.
The smartphone should now running with the new official Android 4.1.2 Jelly Bean XXEMG4 version.
To verify the version if the actual OS, navigate to the next path: Settings>About device>Android & Baseband
 In case the Samsung Galaxy S3 device gets stuck at the beginning of boot on the booting animation or is entering on a boot loop, then you have to do:
  •  Boot your device into Recovery Mode (press and keep holding the Home+ Power + Volume UP buttons in the same time.
  • From the Recovery Mode select wipe cache partition to perform data wiping action.
  • When the wiping task is done return to the main Recovery Mode menu.
  • From the Recovery Mode main menu select Reboot System Now.
 Note: for navigating into Recovery Mode, use Volume keys for scrolling and Power button for selecting options.
Remember that: when a wiping task is applied all data saved to the internal memory of the Galaxy S3 device will be erased.

NOTE: Nairatech not responsible for any damages this tutorial might cause you, Please follow the guidelines step by step. It is for educational purpose only.



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