Home Android How to Update Samsung Galaxy S3 to Android 4.3 using CyanogenMod 10.2...

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Now you can easily Update Samsung Galaxy S3 to Android 4.3 Jelly Ben using CyanogenMod 10.2 ROM.this update brings Android 4.3 Jelly Ben features such as restricted profiles and Bluetooth Smart plus value added features from Android 4.2. The CyanogenMod 10.2 custom ROM is build on the original AOSP release, the Android Open Source Project comes with very fast and highly stable firmware builds for its users.

New features of the 4.3 Jelly Bean update are: Bluetooth Low Energy support, OpenGL ES 3.0 Graphics Support, updated DRM APIs for media streaming, Bluetooth Audio/Video Remote Control Profile (AVRCP) 1.3 support, 4K resolution support, Google Play Game Center, updated sensor with low battery consumption, bug fixes and many security/performance enhancements.

Disclaimer: Steps mentioned in the further article are considered as risky and can cause damage to your mobile. It is requested that you should not go for it if you are unaware of all these things. Follow all the steps at your own risk. Mobotalks or developers are not responsible for any damage cause to your mobile.


1. Galaxy S3  must be rooted and CWM recovery should be installed.

2. Create backup of your firmware using CWM recovery and backup all essential data like contacts, files, settings.

3. Enable USB debugging on the device. Go to settings>>Developer options and enable USB debugging.

Downloading Required Files:

How to Install Android 4.3 Jelly Bean on Samsung Galaxy S3

Step 1. Firstly, download the CM 10.2 ROM based on Android 4.3  for Samsung Galaxy S3 device on your PC.

Step 2. Secondly, download Google Apps on PC.

Step 3. Now, connect the S3 device to PC using USB cord.

Step 4. Do not extract the downloaded zip files.

Step 5. Copy the both downloaded zip files directly to the root folder on Android device’s SD card.

Step 6. Next, after you completely copied the downloaded files disconnect the smartphone from PC.

Step 7. Power off the S3 device.

Step 8. Boot it into recovery mode. (Press and keep holding the Volume Up, Home and Power buttons in the same time and release them when the recovery mode is displayed.

Step 9. In recovery mode get a full Nandroid backup for the actual ROM, this backup can be used in case you don’t like the new firmware or if something bad is happened during the flashing process.

To get a Nandroid backup, select Backup and Restore and then Backup option. Wait until the backup is complete and then return to the main Recovery Mode menu.

Step 10. Now, complete a data wiping task, this task is necessary to eliminate the eventually conflicts between the new custom ROM and the previously one.

Step 11. So, select wipe data/factory reset option from Recovery Mode menu, then select Yes to confirm the task.

Step 12. Next, select wipe cache partition and after select Wipe Dalvik Cache locatedunder advance option.

Step 13. After the wiping process is done, you need to return to the main recovery mode menu.

Step 14. Now, from the Recovery Mode select Install Zip from SD card then select Choose Zip from SD card, browse the copied Android 4.3 CyanogenMod 10.2 ROM zip from the smartphone’s SD card and select it with the Power button Confirm the CM 10.2 ROM installation on the next screen.

Step 15. Wait until the flashing process is completely done, and return to the main recovery menu.

Step 16. From the main Recovery Mode menu select reboot system now.

Step 17. The first boot process will get some more time than usually.

That’s all, the latest Android 4.3 based CyanogenMod 10.2 ROM now should be running on Samsung Galaxy S3 device.

Verify the new firmware version by navigating to: Settings > About Phone > Software info.


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