How To Update Android 4.3 JWR66V On Google Edition Galaxy S4

Another leaked Android 4.3 system dump is now available for Google Edition Galaxy S4. Thanks to XDA developer for distributing the system dump and make it a flashable zip file for easy installation. The flashable zip is based on Android 4.2 JWR66V firmware and it’s pre-rooted. Check out tutorial below on what are new in Android 4.3 as well as the installation guide.

Great to know that Android 4.3 is even more closer to us and it should be released real soon after this leak. As I mentioned earlier, this leaked system dump is only applicable to Google Edition Galaxy S4.In order to flash the system dump, you need to have rooted device as well as with custom recovery installed (CWM to TWRP). In this case, we highly recommend you to use TWRP. Definitely, we will go more details in the instructions section at below.

Samsung Galaxy S4 is a high end smartphone with 5.0 inches Super AMOLED display, 2GB RAM, 16GB internal storage and 13MP rear camera. It is available in multiple version based on processor, Qualcomm Quad Core 1.9GHz and Octa core 1.6GHz Cortex-A15 + 1.2GHz Cortex A7. Moreover, a new Google Edition Galaxy S4 is now available with stock Jelly Bean installed without carrier’s bloatware.

How To Update Google Edition Galaxy S4 to Android 4.3 Jelly Bean JWR66V Firmware

Disclaimer: It’s always a risk to modify your device. We, Android Teen are not responsible for any damage or bricks on your device. Your device warranty may void with any mod. Check your devices warranty’s term & conditions before start.(HTC,Samsung, LG, Sony, Motorola). Use this guide on your own risk, contact us for help if you face problem.

Pre-requisites & Requirements

  1. Google Edition Galaxy S4 – rooted & custom recovery (Ensure correct device model and firmware; Check device model – Go to Settings -> About Device -> Model Number)
  2. Windows-based computer or laptop
  3. Download Google Edition Galaxy S4 USB driver for Windows and install in your computer.
  4. Connect device to computer with USB cable to complete installation automatically.
  5. Skip this step if you have installed the USB driver.
  6. Enable USB Debugging on your device. How to Enable USB Debugging Mode on Android Devices.
  7. Make sure your phone is charged to 60% 80% to avoid battery blackout and interruption during this tutorial.
  8. We recommend you make a backup on your data and media files before the tutorial. You may restore the data and files if necessary.

Reminder: You will lose data after flashing. You are encouraged to make a backup before proceed. Besides that, ensure you meet the requirements before proceed. Contact us if you face problem.


  1. Pre-rooted Android 4.3 for Google Edition Galaxy S4 ( | 382MB) – Source


  1. Ensure you have a rooted Galaxy S4. (root guide)
  2. Ensure you have custom recovery like TWRP or CWM on Nexus 4. In this case, we strongly recommend you to use TWRP. (Download and install TWRP on Galaxy S4)
  3. Download directly or transfer into your device’s SD card.
  4. Disable SIM PIN. Go to Apps—> Settings—>More—>Settings—>Security—>Lock SIM card. Enter the SIM PIN and press OK. The SIM card lock is now disabled.
  5. Power off your device.
  6. Press and hold Power, Volume Up and Home button to enter TWRP Custom Recovery.
  7. In TWRP, go to Wipe and perform Wipe Dalvik Cache and Wipre Cache before flashing the firmware.
  8. Back to TWRP main menu, select Install and locate & select your downloaded flashable ROM zip (
  9. Use Swipe to confirm flash button to flash the ROM.
  10. You should eventually see “Successful” after flashing.
  11. After flashing, do not press “Yes-Disable Recovery Flash”.
  12. Press Reboot System.
  13. It’s take longer time to boot up for the first time, so wait patiently.
  14. To check whether you have root access, download root checker below to test. (It may have rooted or may not)
  15. Enjoy rooted Android 4.3 on Nexus 4.

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A 17 years old young tech enthusiast who loves Android and smartphone. He love to learn and share Android latest technologies to public users. He likes to play around with custom ROM flashing, customize theme, system tweaking and discussion with other developers on Android development. Now, he owns Galaxy S3, LG Optimus L5, Sony Xperia Z and pre-owned Sony Xperia P, HTC One X, LG Optimus G.