Before some days, we saw a leaked Android 4.1.1 Jelly Bean firmware“SPRBLIF” for the Sprint Galaxy S3 that is now available as a custom ROM but with some extra fun named BlackJelly ROM. The BlackJelly ROM is pre-rooted custom ROM, it includes many extra features such as improved power menu, AOSP sounds, wallpapers and other tweaks.
However, since the BlackJelly ROM is based on a leaked firmware, it might not be fully stable and you might face some bugs.
Read on how to install BlackJelly ROM on Sprint Galaxy S3, make sure the ClockworkMod recovery is installed on your phone, check our this guide to install ClockworkMod on Sprint Galaxy S3. 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 gets damaged following this guide.
Step #1: Download the BlackJelly ROM.
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 (Note: In recovery mode use volume keys to navigate and power button to select).
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: Return to main menu by selecting “Go Back”.
Step #8: Select “Install Zip from SD Card” then “Choose Zip from SD Card” and locate the downloaded BlackJelly ROM .zip file that you’ve transferred in above step and confirm installation. Wait till installation complete.
Step #9: Once the installation is completed, select “Go Back” after that select “Reboot System Now.”
That’s it, the BlackJelly ROM is now installed on your Sprint Galaxy S3, if you faced any issue, do comment below and we’ll help.
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