Install Stable Android 4.1.1 Jelly Bean on Galaxy S3 I9300
Those of you own a Galaxy S3 I9300 and looking for Jelly Bean, your search is end here. A stable Android 4.1.1 Jelly Bean based ROM is now available for Galaxy S3, it’s AOSP based ROM. The ROM is built from the Jelly Bean source codes, the ROM has all Jelly Bean features and new apps, the Jelly Bean comes with many new apps and features like Google Now, better keyboard, better notification bar and more. This Jelly Bean ROM gives you fully stock Android experience.
The ROM has no bloatware even no third party app, it’s rooted custom ROM, the BusyBox app is already installed, it features official Jelly Bean Bootanimation, it brings a smooth and faster performance. The ROM is still in development, so bugs can be expected, the Wi-Fi tethering is semi-broken and it also has memory leak issue. However it’s stable for daily use, the developer will iron out the bugs soon in near future, so you can try this AOSP Jelly Bean ROM.
Read on how to install Android 4.1.1 Jelly Bean on Samsung Galaxy S3 GT-I9300. Make sure that a custom recovery is installed on your Galaxy S3, you can follow our this guide to install ClockworkMod recovery 6.0, you also need to make a backup of your device data such as SMS, internet setting, contacts music files etc because the below procedure may wipe data, you can sync your contacts with Gmail account and for messages use SMS apps, lastly use file expert app to backup apps.
DISCLAIMER: Please proceed the below guide at your own risk, Android Egis will not be held responsible if your device lost data or get damaged following this guide.
Step #1: Download the latest version of ROM from here [XDA LINK] and Google Apps.
Step #2: Transfer the downloaded file to the internal SD card of device.
Step #3: Turn the device off.
Step #4: Reboot the device into recovery mode by holding down volume up, home and power buttons.
Step #5: In recovery mode, create a nandroid backup of your current ROM, it’s important because if anything not work out that you expect from this ROM, you’ll be able to easily revert back to your current state. To create backup select “Backup and Restore”, and then select “Backup” again.
Step #6: Perform full wipe, first select the wipe data/factory reset, and confirm on the next screen.
Step #7: Select “Install Zip from SD Card” then “Choose Zip from SD Card” and locate the downloaded ROM .zip file that you’ve transferred in above step and confirm installation. Wait till installation complete.
Step #8: Once again, repeat the last step but now install Google Apps package.
Step #9: Once the installation is completed, select “Go Back” after that select “Reboot System Now.”
That’s it, you’re done, enjoy Android 4.1.1 Jelly Bean on your Samsung Galaxy S3 GT-I9300. Do comment below for queries. You can also visit the original thread of XDA link given in step 1.