How to Update Samsung Galaxy S3 I9300 with Android 4.1.2 XXEMA2 Jelly Bean Official Firmware

Are You Looking For How to Update Samsung Galaxy S3 I9300 with Android 4.1.2 XXEMA2 Jelly Bean Official Firmware

Samsung has rolled out official Android 4.1.2 Jelly Bean update with base firmware XXEMA2 for the international version of Galaxy S3 bearing model number GT-I9300. The XXEMA2 build is an unbranded version of firmware which means it can be installed on any Galaxy S3 I9300 unit. The new official firmware is now available for download through Samsung KIES as well as Over-The-Air (OTA) update in Southeast Asia countries.

Firmware details
PDA: I9300XXEMA2
CSC: I9300OLBEMA1
Version: Android 4.1.2
Built date: January, 2013
Regions: Indonesia, Malaysia, Philippines, Singapore, Vietnam, Thailand

The Galaxy S3 users who missed the OTA update notification and those who are residing outside the supported countries can manually download and install the same using our step-by-step guide given below.

Pre-requisites
1. Install USB Driver for Samsung Galaxy S3 on the computer.
2. Enable USB Debugging Mode.
3. Make a backup of all your important data before following the guide.
4. The Galaxy S3 should be factory unlocked and not locked to any particular carrier.
5. Ensure the battery of the phone is charged more than 80 per cent.
6. The Android 4.1.2 XXEMA2 Jelly Bean firmware is compatible only with Samsung Galaxy S3 I9300 and installing this on any incorrect variant will brick the device. Therefore, verify the model number of the Galaxy S3 by navigating to Settings >> About Phone.

File Required
1. Android 4.1.2 XXEMA2 Jelly Bean Firmware
2. Odin 3.07

Steps to Update Galaxy S3 I9300 with Android 4.1.2 DXAMD1 Jelly Bean Firmware
Step 1: Extract Firmware zip file that you downloaded already from above link, you will get a .tar.md5 file and some other files.
Step 2: Extract Odin zip file and you will get Odin3 v3.07.exe along with few other files.
Step 3: Power off your phone. Wait 5-6 seconds for vibration to confirm complete switch off.
Step 4: Boot the device into Download Mode by pressing and holding Volume Down + Home buttons together and then press the Power button until the device turns on. Now press the Volume Up button to enter Download Mode.
Step 5: Run Odin on the computer as an Administrator.
Step 6: Connect the Galaxy S3 to the computer using USB cable while it is in the Download Mode. Wait until Odin detects the device. When the device is connected successfully, the ID: COM box will turn yellow with the COM port number. Additionally, the successful connected will be indicated by a message saying Added. If Odin fails to detect the device then re-install USB driver.
Step 7: Choose the following files in Odin from extracted I9300XXEMA2 firmware folder by using respective checkboxes:

• Select the PDA checkbox, and choose the file named .tar or .md5.
• Click the Phone checkbox, and choose the file with 'modem' in its name (ignore if there is no such file)
• Click the CSC checkbox, and select the file with 'csc' in its name (ignore if such file is missing)
• Choose the PIT checkbox, and choose the .pit file. Use only the file obtained during extracting in step 1 above, otherwise ignore it.

Step 8: In Odin, enable Auto Reboot and F. Reset Time checkboxes. Also, ensure the Re-Partition checkbox is chosen only if a .pit file was chosen in the previous step.
Step 9: Verify everything suggested in Step 7 and Step 8 is done correctly. Then hit the START button to begin the flashing process.
Step 10: Once flashing completed, your phone will restart and soon you will see a PASS message with green background in the left-most box at the very top of the Odin. You can now unplug the USB cable to disconnect your device from computer.

Samsung Galaxy S3 I9300 should be now updated with official Android 4.1.2 XXEMA2 Jelly Bean. Head over to Settings >> About Phone to verify the software version running on the device.

Note: If Galaxy S3 I9300 stuck at booting animation after Step 10 then go to recovery mode (press and hold the Volume Up, Home and Power buttons together) and perform Wipe data/Factory Reset and Wipe Cache Partition task before selecting reboot system now function. In recovery mode use Volume keys to navigate between options and Power key to select the option. Please note, performing wiping task will erase your device internal memory data and not external SD card data.

Click here to know How to Root Galaxy S3 I9300 running on Android 4.1.2 XXEMA2 Jelly Bean firmware.

Thanks for Read How to Update Samsung Galaxy S3 I9300 with Android 4.1.2 XXEMA2 Jelly Bean Official Firmware Article

How to Root Galaxy S4 I9500 on Android 4.2.2 XWUBMG1 Jelly Bean Firmware

Are You Looking For How to Root Galaxy S4 I9500 on Android 4.2.2 XWUBMG1 Jelly Bean Firmware

Samsung has just started to roll out its latest Android 4.2.2 Jelly Bean update with firmware build number I9500XWUBMG1 for the owners of Samsung Galaxy S4 with model number GT-I9500.

Samsung Galaxy S4 I9500 users who have already updated their devices with Android 4.2.2 XWUBMG1 Jelly Bean, may root their devices using the tutorial below.

This tutorial uses CF-Auto-Root file released by recognised XDA Developers, Chainfire. The CF-Auto-Root file allowing Galaxy S4 users to root their devices easily without depending on the firmware. It completely supports Android 4.2.2 Jelly Bean and future firmware as well. Head over to the CF-Auto-Root main thread to learn more about the root method.

Disclaimer: Rooting voids the warranty of your device. We and the developer of this rooting procedures shall not be held responsible if any undesirable outcomes may happen to your device. use of this root guide is solely at your own risk!

Pre-requisites
1. Install USB Driver for Samsung Galaxy S4 on the computer.
2. Enable USB Debugging Mode on the phone by navigating to Settings >> Developer Options.
3. Make a backup of all your important data before following the guide.
4. The Galaxy S4 should be factory unlocked and not locked to any particular carrier.
5. Ensure the battery of the phone is charged more than 80 per cent.
6. The CF-Auto-Root file works only on Samsung Galaxy S4 I9500. Applying this to any incorrect variant might brick the device. Verify the model number of the Galaxy S4 by navigating to Settings >> About Phone.

File Required
1. CF-Auto-Root for Galaxy S4 I9500 (CF-Auto-Root-ja3g-ja3gxx-gti9500.zip)
2. Odin 3.07

Steps to Root Galaxy S4 I9500 Running on Android 4.2.2 Jelly Bean Firmware
Step 1: Extract CF-Auto-Root and Odin 3.07 files using winrar/7zip/winzip or any other extracting tool.
Step 2: Switch off the Galaxy S4. Then boot the device into Download Mode by pressing and holding Volume Down + Home buttons together and then press the Power button until the device turns on. Now press the Volume Up button to enter Download Mode.
Step 3: Launch Odin on the computer.
Step 4: Connect the Galaxy S4 to the computer using USB cable while it is in the Download Mode. Wait until Odin detects the device. When the device is connected successfully, the ID: COM box will turn blue with the COM port number. Additionally, the successful connected will be indicated by a message saying Added.
Step 5: In Odin, click the PDA button and select the CF-Auto-Root-ja3g-ja3gxx-gti9500.tar.md5 file.
Step 6: Verify that Auto Reboot and F.Reset Time checkboxes are selected in Odin. Also, ensure the Re-Partition option in Odin is not selected.
Step 7: Double-check and click Start in Odin. The installation process will now begin.
Step 8: Once the installation process is completed, your phone will restart and soon you will see a PASS message with green background in the left-most box at the very top of the Odin. You can now unplug the USB cable to disconnect your device from computer.

Samsung Galaxy S4 I9500 running on Android 4.2.2 XWUBMG1 Jelly Bean firmware is now rooted successfully. You can now install any app that requires root permission. Verify the root status of the device by downloading Root Checker app from Google Play Store.

Thank's to all fellas at XDA who first tried out this rooting technique. This method was originally posted via XDA-Developers original thread.

Click here to know How to Update Galaxy S4 I9500 with official Android 4.2.2 XWUBMG1 Jelly Bean firmware.

Thanks for Read How to Root Galaxy S4 I9500 on Android 4.2.2 XWUBMG1 Jelly Bean Firmware Article

How to Root Samsung Galaxy S3 I9300 on Android 4.1.2 XXEMA2 Jelly Bean Firmware

Are You Looking For How to Root Samsung Galaxy S3 I9300 on Android 4.1.2 XXEMA2 Jelly Bean Firmware

Samsung Galaxy S3 with model number GT-I9300 recently received Android 4.1.2 Jelly Bean update with base firmware XXEMA2. The official firmware is now available for download via Over-The-Air (OTA) update as well as through Samsung KIES.

Samsung Galaxy S3 I9300 users who have already updated their devices with Android 4.1.2 XXEMA2 Jelly Bean firmware, may root their devices using the tutorial below.

This tutorial uses CF-Auto-Root file released by recognised XDA Developers, Chainfire. The CF-Auto-Root file allowing Galaxy S3 I9300 users to root their devices easily.

Disclaimer: Rooting voids the warranty of your device. We and the developer of this rooting procedures shall not be held responsible if any undesirable outcomes may happen to your device. use of this root guide is solely at your own risk!

Pre-requisites
1. Install USB Driver for Samsung Galaxy S3 on the computer.
2. Enable USB Debugging Mode on the phone by navigating to Settings >> Developer Options.
3. Make a backup of all your important data before following the guide.
4. The Galaxy S3 should be factory unlocked and not locked to any particular carrier.
5. Ensure the battery of the phone is charged more than 80 per cent.
6. The CF-Auto-Root file works only on Samsung Galaxy S3 I9300. Applying this on any incorrect variant will brick the device. Verify the model number of the Galaxy S3 by navigating to Settings >> About Phone.

File Required
1. CF-Auto-Root for Galaxy S3 I9300  (CF-Auto-Root-m0-m0xx-gti9300.zip)
2. Odin 3.07

Steps to Root Galaxy S3 I9300 on Android 4.1.2 XXEMA2 Jelly Bean Firmware
Step 1: Extract downloaded CF-Auto-Root zip file and you will find a .tar.md5 file within it.
Step 2: Extract Odin zip file and you will get Odin3 v3.07.exe along with few other files.
Step 3: Power off your phone. Wait 5-6 seconds for vibration to confirm complete switch off.
Step 4: Boot the device into Download Mode by pressing and holding Volume Down + Home buttons together and then press the Power button until the device turns on. Now press the Volume Up button to enter Download Mode.
Step 5: Run Odin3 v3.07.exe as an Administrator because Admin privileges is required to complete this installation process smoothly.
Step 6: Connect the Galaxy S3 to the computer using USB cable while it is in the Download Mode. Wait until Odin detects the device. When the device is connected successfully, the ID: COM box will turn yellow with the COM port number. Additionally, the successful connected will be indicated by a message saying Added. If Odin fails to detect the device then re-install USB driver.
Step 7: Select these files in Odin at respective buttons:

• Click the PDA Button, and select CF-Auto-Root-m0-m0xx-gti9300.tar.md5.

Step 8: In Odin, enable Auto Reboot and F. Reset Time checkboxes. Also, ensure the Re-Partition checkbox is chosen only if a .pit file was chosen in the previous step.
Step 9: Verify everything suggested in Step 7 and Step 8 is done correctly. Then hit the START button to begin the flashing process.
Step 10: Once flashing completed, your phone will restart and soon you will see a PASS message with green background in the left-most box at the very top of the Odin. You can now unplug the USB cable to disconnect your device from computer.

Your Samsung Galaxy S3 I9300 running on Android 4.1.2 XXEMA2 Jelly Bean firmware is now rooted successfully. You may now install any app that requires root permission.

Thank's to all fellas at XDA who first tried out this rooting technique. This root method was originally posted via XDA-Developers original thread.

Thanks for Read How to Root Samsung Galaxy S3 I9300 on Android 4.1.2 XXEMA2 Jelly Bean Firmware Article

How to Update Galaxy S4 I9500 with Android 4.2.2 XXUBMG1 Jelly Bean Official Firmware

Are You Looking For How to Update Galaxy S4 I9500 with Android 4.2.2 XXUBMG1 Jelly Bean Official Firmware

Samsung has delivered a new software update with base firmware XXUBMG1, for the Southeast Asian owners of Samsung Galaxy S4 with model number GT-I9500. This firmware update is still based on Android 4.2.2 Jelly Bean.

Firmware details
PDA: I9500XXUBMG1
CSC: I9500OLBBMF9
MODEM: I9500DXUBMF8
Version: Android 4.2.2
Built date: Jul 1, 2013
Regions: Indonesia, Malaysia, Philippines, Singapore, Vietnam, Thailand

The new official firmware is currently available as an Over-The-Air (OTA) update as well as through Samsung KIES. However, those who missed the OTA update notification or unable to access the update over Samsung KIES can download and install the same manually, using our step-by-step guide.

Pre-requisites
1. Install USB Driver for Samsung Galaxy S4 on the computer.
2. Enable USB Debugging Mode on the phone by navigating to Settings >> Developer Options.
3. Make a backup of all your important data before following the guide.
4. The Galaxy S4 should be factory unlocked and not locked to any particular carrier.
5. Ensure the battery of the phone is charged more than 80 per cent.
6. The Android 4.2.2 XXUBMG1 Jelly Bean firmware is compatible only with Samsung Galaxy S4 I9500. Applying this to any incorrect variant might brick the device. Verify the model number of the Galaxy S4 by navigating to Settings >> About Phone.

File Required
1. Android 4.2.2 XXUBMG1 Jelly Bean Firmware for Samsung Galaxy S4 I9500
2. Odin 3.07

Steps to Update Galaxy S4 I9500 with Android 4.2.2 XXUBMG1 Jelly Bean Firmware
Step 1: Extract Firmware zip file that you downloaded already from above link using winrar/7zip/winzip or any other extracting tool, you will get a .tar.md5 file and some other files.
Step 2: Extract Odin zip file and you will get Odin3 v3.07.exe along with few other files.
Step 3: Power off your phone. Wait 5-6 seconds for vibration to confirm complete switch off.
Step 4: Boot the device into Download Mode by pressing and holding Volume Down + Home buttons together and then press the Power button until the device turns on. Now press the Volume Up button to enter Download Mode.
Step 5: Run Odin on the computer as an Administrator.
Step 6: Connect the Galaxy S4 to the computer using USB cable while it is in the Download Mode. Wait until Odin detects the device. When the device is connected successfully, the ID: COM box will turn blue with the COM port number. Additionally, the successful connected will be indicated by a message saying Added.
Step 7: Choose the following files in Odin from extracted I9500XXUBMG1 firmware folder by using respective checkboxes:

• Select the PDA checkbox, and choose the file named .tar or .md5.
• Click the Phone checkbox, and choose the file with 'modem' in its name (ignore if there is no such file)
• Click the CSC checkbox, and select the file with 'csc' in its name (ignore if such file is missing)
• Choose the PIT checkbox, and choose the .pit file. Use only the file obtained during extracting in step 1 above, otherwise ignore it.

Step 8: In Odin, enable Auto Reboot and F. Reset Time checkboxes. Also, ensure the Re-Partition checkbox is chosen only if a .pit file was chosen in the previous step.
Step 9: Verify everything suggested in Step 7 and Step 8 is done correctly. Then hit the START button to begin the installation process.
Step 10: Once the installation process is completed, your phone will restart and soon you will see a PASS message with green background in the left-most box at the very top of the Odin. You can now unplug the USB cable to disconnect your device from computer.

Samsung Galaxy S4 I9500 should be now updated with official Android 4.2.2 XXUBMG1 Jelly Bean. Head over to Settings >> About Phone to verify the software version running on the device.

Note: If Galaxy S4 I9500 stuck at booting animation after Step 10 then go to recovery mode (press and hold the Volume Up, Home and Power buttons together) and perform Wipe data/Factory Reset and Wipe Cache Partition task before selecting reboot system now function. In recovery mode use Volume keys to navigate between options and Power key to select the option. Please note, performing wiping task will erase your device internal memory data and not external SD card data.

Click here to know How to Root Galaxy S4 I9500 running on Android 4.2.2 XXUBMG1 Jelly Bean firmware.

Thanks for Read How to Update Galaxy S4 I9500 with Android 4.2.2 XXUBMG1 Jelly Bean Official Firmware Article

How to Update Galaxy Tab 2 7.0 P3100 with Android 4.1.2 XXCMA4 Jelly Bean Official Firmware

Are You Looking For How to Update Galaxy Tab 2 7.0 P3100 with Android 4.1.2 XXCMA4 Jelly Bean Official Firmware

Samsung has started rolling out the Android 4.1.2 Jelly Bean on the Galaxy Tab 2 7.0 (GT-P3100). This update is currently available for the Galaxy Tab 2 7.0 users from Southeast Asia countries - Indonesia, Malaysia, Philippines, Singapore, Vietnam, and Thailand.

Firmware details
PDA: P3100XXCMA4
CSC: P3100QLBCMA3
Version: Android 4.1.2
Built date: February, 2013
Regions: Indonesia, Malaysia, Philippines, Singapore, Vietnam, Thailand (La Fleur)

The Galaxy Tab 2 7.0 users who fail to upgrade their devices with Android 4.1.2 Jelly Bean using official method, may follow our step-by-step guide to update manually.

Pre-requisite
1) Install USB Driver for Samsung Galaxy Tab 2 7.0 on your computer.
2) Enable USB Debugging Mode. [Press Menu >> Settings >> Applications. From there navigate and tap on Development option and ensure the USB Debugging is turned on.]
3) Make a backup of all your important data before following the guide.
4) Ensure the battery of the tablet is charged more than 80 per cent.
5) Your tablet should be factory unlocked.

Steps to Update Android 4.1.2 XXCMA4 Jelly Bean on Galaxy Tab 2 7.0 P3100
Step 1: Download Android 4.1.2 XXCMA4 Jelly Bean for Galaxy Tab 2 7.0 P3100 to your computer. You should get a .tar file along with some other files while extracting the firmware zip file
Step 2: Download Odin 3.07 and extract the zip file
Step 3: Power off the Galaxy tablet and enter into Download Mode by pressing and holding the Volume Down and Power buttons together. Then press the Volume up button to continue enter into Download Mode
Step 4: Run Odin on the computer
Step 5: Plug in the USB cable to the Galaxy tablet to connect it with the computer. A message saying 'Added' will arrive under Odin's message box. You should also see COM port with a number in Yellow if the device is successfully connected
[Note: In case you do not see the Added message, then try another USB port. If that does not work too then reinstall USB driver.]
Step 6: Select the files, in the order mentioned below, which you have extracted from P3100XXCMA4 folder

• Click the PDA button and select the .tar.md5 file with Code in its name (Required)
• Click the Phone button and select file with Modem in its name (Optional)
• Click the CSC button and select file with CSC in its name (Optional)
• Click the PIT button and select the .pit file (Optional)

Step 7: In Odin window, ensure Auto Reboot and F.Reset Time checkboxes are selected. In case you are using a .pit file, then make sure Re-Partition checkbox is also selected
Step 8: Click the Start button in Odin to begin the installation
Step 9: After the installation process is completed, you should see a 'Pass' message with green background in the extreme left box at the top of Odin. The tablet will then automatically reboot and soon you should see the Samsung logo. You may safely unplug the USB cable from the tablet to disconnect it from the computer
[Note: If the Galaxy Tab gets stuck at booting animation (after step-9) then head over to recovery mode and perform data wiping task by selecting Wipe Data/factory Reset and then select Reboot System now.]

Android 4.1.2 XXCMA4 official Jelly Bean firmware is now installed and running on your Galaxy Tab 2 7.0 P3100. Head over to Settings >> About Tablet to verify the software version on your device.

Click here to know How to Root Galaxy Tab 2 7.0 P3100 running on Android 4.1.2 XXCMA4 Jelly Bean firmware.

Thanks for Read How to Update Galaxy Tab 2 7.0 P3100 with Android 4.1.2 XXCMA4 Jelly Bean Official Firmware Article

How to Root Galaxy S4 I9500 on Android 4.2.2 XXUBMG1 Jelly Bean Firmware

Are You Looking For How to Root Galaxy S4 I9500 on Android 4.2.2 XXUBMG1 Jelly Bean Firmware

Today, another official Android 4.2.2 Jelly Bean update with firmware build number I9500XXUBMG1 has been released for the Exynos 5 octa-core variant of Samsung Galaxy S4 (GT-I9500).

Samsung Galaxy S4 I9500 users who have already updated their devices with Android 4.2.2 XXUBMG1 Jelly Bean, may root their devices using the tutorial below.

This tutorial uses CF-Auto-Root file released by recognised XDA Developers, Chainfire. The CF-Auto-Root file allowing Galaxy S4 users to root their devices easily without depending on the firmware. It completely supports Android 4.2.2 Jelly Bean and future firmware as well. Head over to the CF-Auto-Root main thread to learn more about the root method.

Disclaimer: Rooting voids the warranty of your device. We and the developer of this rooting procedures shall not be held responsible if any undesirable outcomes may happen to your device. use of this root guide is solely at your own risk!

Pre-requisites
1. Install USB Driver for Samsung Galaxy S4 on the computer.
2. Enable USB Debugging Mode on the phone by navigating to Settings >> Developer Options.
3. Make a backup of all your important data before following the guide.
4. The Galaxy S4 should be factory unlocked and not locked to any particular carrier.
5. Ensure the battery of the phone is charged more than 80 per cent.
6. The CF-Auto-Root file works only on Samsung Galaxy S4 I9500. Applying this to any incorrect variant might brick the device. Verify the model number of the Galaxy S4 by navigating to Settings >> About Phone.

File Required
1. CF-Auto-Root for Galaxy S4 I9500 (CF-Auto-Root-ja3g-ja3gxx-gti9500.zip)
2. Odin 3.07

Steps to Root Galaxy S4 I9500 Running on Android 4.2.2 XXUBMG1 Jelly Bean Firmware
Step 1: Extract CF-Auto-Root and Odin 3.07 files using winrar/7zip/winzip or any other extracting tool.
Step 2: Switch off the Galaxy S4. Then boot the device into Download Mode by pressing and holding Volume Down + Home buttons together and then press the Power button until the device turns on. Now press the Volume Up button to enter Download Mode.
Step 3: Launch Odin on the computer.
Step 4: Connect the Galaxy S4 to the computer using USB cable while it is in the Download Mode. Wait until Odin detects the device. When the device is connected successfully, the ID: COM box will turn blue with the COM port number. Additionally, the successful connected will be indicated by a message saying Added.
Step 5: In Odin, click the PDA button and select the CF-Auto-Root-ja3g-ja3gxx-gti9500.tar.md5 file.
Step 6: Verify that Auto Reboot and F.Reset Time checkboxes are selected in Odin. Also, ensure the Re-Partition option in Odin is not selected.
Step 7: Double-check and click Start in Odin. The installation process will now begin.
Step 8: Once the installation process is completed, your phone will restart and soon you will see a PASS message with green background in the left-most box at the very top of the Odin. You can now unplug the USB cable to disconnect your device from computer.

Samsung Galaxy S4 I9500 running on Android 4.2.2 XXUBMG1 Jelly Bean firmware is now rooted successfully. You can now install any app that requires root permission. Verify the root status of the device by downloading Root Checker app from Google Play Store.

Thank's to all fellas at XDA who first tried out this rooting technique. This method was originally posted via XDA-Developers original thread.

Click here to know How to Update Galaxy S4 I9500 with official Android 4.2.2 XXUBMG1 Jelly Bean firmware.

Thanks for Read How to Root Galaxy S4 I9500 on Android 4.2.2 XXUBMG1 Jelly Bean Firmware Article

How to Update Galaxy S3 I9300 with Leaked Android 4.2.2 Jelly Bean Official Test Firmware

Are You Looking For How to Update Galaxy S3 I9300 with Leaked Android 4.2.2 Jelly Bean Official Test Firmware

Android 4.2.2 Jelly Bean test firmware with build number I9300XXUFME7 has been leaked for the international version of Samsung Galaxy S3 bearing model number GT-I9300.

Firmware details
PDA: I9300XXUFME7
CSC: I9300OXAFME7
MODEM: I9300XXUFME7
Version: Android 4.2.2
Built date: May 21, 2013

Features included:
- 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

Samsung Galaxy S3 I9300 users can now update their devices with the leaked version of Android 4.2.2 Jelly Bean firmware by following the tutorial below.

Pre-requisites
1. Install USB Driver for Samsung Galaxy S3 on the computer.
2. Enable USB Debugging Mode on the phone by navigating to Settings >> Developer Options.
3. Make a backup of all your important data before following the guide.
4. The Galaxy S3 should be factory unlocked and not locked to any particular carrier.
5. Ensure the battery of the phone is charged more than 80 per cent.
6. The Android 4.2.2 Jelly Bean firmware is compatible only with Samsung Galaxy S3 I9300. Applying this to any incorrect variant might brick the device. Verify the model number of the Galaxy S3 by navigating to Settings >> About Phone.

File Required
1. Android 4.2.2 Jelly Bean Firmware for Samsung Galaxy S3 I9300
2. Odin 3.07

Steps to Update Galaxy S3 I9300 with Android 4.2.2 Jelly Bean Firmware
Step 1: Extract Firmware zip file that you downloaded already from above link using winrar/7zip/winzip or any other extracting tool.
Step 2: Extract Odin zip file and you will get Odin3 v3.07.exe along with few other files.
Step 3: Power off your phone. Wait 5-6 seconds for vibration to confirm complete switch off.
Step 4: Boot the device into Download Mode by pressing and holding Volume Down + Home buttons together and then press the Power button until the device turns on. Now press the Volume Up button to enter Download Mode.
Step 5: Run Odin on the computer as an Administrator.
Step 6: Connect the Galaxy S3 to the computer using USB cable while it is in the Download Mode. Wait until Odin detects the device. When the device is connected successfully, the ID: COM box will turn blue with the COM port number. Additionally, the successful connected will be indicated by a message saying Added.
Step 7: Choose the following files in Odin from extracted I9300XXUFME7 firmware folder by using respective checkboxes:

• Select the PDA checkbox, and choose the file named .tar or .md5.
• Click the Phone checkbox, and choose the file with 'modem' in its name (ignore if there is no such file)
• Click the CSC checkbox, and select the file with 'csc' in its name (ignore if such file is missing)
• Choose the PIT checkbox, and choose the .pit file. Use only the file obtained during extracting in step 1 above, otherwise ignore it.

Step 8: In Odin, enable Auto Reboot and F. Reset Time checkboxes. Also, ensure the Re-Partition checkbox is chosen only if a .pit file was chosen in the previous step.
Step 9: Verify everything suggested in Step 7 and Step 8 is done correctly. Then hit the START button to begin the installation process.
Step 10: Once the installation process is completed, your phone will restart and soon you will see a PASS message with green background in the left-most box at the very top of the Odin. You can now unplug the USB cable to disconnect your device from computer.

Samsung Galaxy S3 I9300 should be now updated with leaked version of Android 4.2.2 Jelly Bean firmware. Head over to Settings >> About Phone to verify the software version running on the device.

Android 4.2.2 XXUFME7 Jelly Bean

Note: If Galaxy S3 I9300 stuck at booting animation after Step 10 then go to recovery mode (press and hold the Volume Up, Home and Power buttons together) and perform Wipe data/Factory Reset and Wipe Cache Partition task before selecting reboot system now function. In recovery mode use Volume keys to navigate between options and Power key to select the option. Please note, performing wiping task will erase your device internal memory data and not external SD card data.

Source: SamMobile

Thanks for Read How to Update Galaxy S3 I9300 with Leaked Android 4.2.2 Jelly Bean Official Test Firmware Article