Download and Install Android 4.1 Jelly Bean to Samsung Galaxy S3

The new version of Google’s Android operating system is called Android 4.1 Jelly Bean. It’s faster, has a cleaner home screen, a new camera app, much better notifications. The search experience in Jelly Bean has a new look-and-feel, and has faster and more natural Voice Search. And Google Now brings you just the right information, before you even ask. Google has also announced that it plans to have Jelly Bean running on the Nexus S, Galaxy Nexus and Motorola Xoom in mid-July.

What is the New  and Unique features available on Android 4.1 Jelly Bean OS?

Refer to the Google Android official site to get the details info.

So, when Samsung Galaxy S3 will get the official Android 4.1 Jelly Bean OS update? We still not get the info, but here is the unofficial ROM for Galaxy S3 from XDA Developers member Faryaad. But this is ROM still is just for fun and 80% stuff doesn’t work so this can NOT be your daily driver.

What Works:

    ADB
Touchscreen
Hardware Acceleration
Notification LED
Cellular Rado (But No Audio so no Calls)
Physical Buttons
SMS
Accelerometer
Charging
Maybe More

What Doesn’t work:

Wi-Fi/Bluetooth/NFC
Audio
Camera
MTP
Storage
Maybe more

Here is the tutorial on how to install Android 4.1 Jelly Bean OS into Galaxy S3 GT i9300

Note: Please backup all your data, application and original ROM because this ROM can NOT be your daily driver . (Tutorial How To Backup)

Step 1: Download Android 4.1 Jelly Bean For Galaxy S3- File: Android-4.1-JellyBean-GNex-OTA-Port.zip (no need unzip), Then put into Galaxy S3 external SD Card.

Step 2: Your Galaxy S3 must installed CWM recovery (Tutorial how to). Skip this step, if your S3 have installed CWM Recovery.

Step 3: Power Off your Galaxy S3.

Step 4: Press Galaxy S3 Volume Up Button + Power Button +Home Button until boot into CWM Recovery Mode. (What is CWM Recovery Mode?)

Step 5: Select wipe data/factory reset, then select Yes on next screen to confirm.

Step 6:  After wipe data/factory reset process complete. Select install zip from sdcard and select choose zip from sdcard. Select “ Yes – Install Android-4.1-JellyBean-GNex-OTA-Port”. The installation process is start now.

Step 7: Android 4.1 Jelly Bean will completely flash into your Galaxy s3 within 3 minutes. Reboot your galaxy S3 once the installation Complete. That’s All!

FAQ: Is it all data and installed application in the galaxy S3 will be erase after  flash this Android 4.1 Jelly Bean Unofficial ROM?

Yes.

FAQ: CAN I skip step 5 “Select wipe data/factory reset”?

No, you need perform “Select wipe data/factory reset” before flash this Android 4.1 Jelly Bean Unofficial ROM. If you skip this step, then your Galaxy S3 unable boot into Normal Android 4.1 Jelly Bean OS (Stuck in Android 4.1 Jelly Bean boot screen).

FAQ: I forgot backup my Galaxy S3 stock ROM or firmware. So, how to restore to my this original ROM or firmware.

Yes, you can restore the original firmware. Download Galaxy S3 stock firmware from here, then flash the stock firmware into Galaxy S3 via Odin. (Download Galaxy S3 stock ROM and Tutorial flash link)

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  • intelguy

    If I am using SGH-I747 rooted S3 phone from Bell, Can I follow the same instructions to flash my phone to 4.1 Jelly beans OS ?

    Please kindly advise ASAP.

    • admin

      Hi, intelguy,
      We are not so recommend user to install this 4.1 Jelly beans OS custom ROM because :
      -Unofficial ROM.
      -Still has a lot of Bug.
      - Still in test released.

      We still not test and run this custom ROM on SGH-I747 S3. So, you can refer to the developers (XDA Developers member Faryaad) for more info about this.

  • Paddy

    Installed the Jellybean. Everything seems to be fine excepting the following:

    1) The I9000 is now un-rooted
    2) there is a lag while using google now(search)
    3) Bluetooth not working
    4) tethering not working