Recently Google rolled out the Android 4.1.2 Jelly Bean update for some Android devices but some of Android devices are still waiting even for Android 4.1.1 JB update such as the Samsung Galaxy S2, however Samsung has announced that the Galaxy S2 will receive the Jelly Bean update soon in near future but those of you can’t wait for it, try the RootBox ROM.

The RootBox custom ROM is based on Android 4.1.2 Jelly Bean and the developer build the ROM from different resources like it also includes the AOKP features that is known for its customization and CyanogenMod features, as well as all Jelly Bean features such as the advanced notification bar, smarter keyboard, Google Now search app, faster browser, improved camera app, and much more, it brings faster performance.

However, the Vanilla RootBox for the Galaxy S2 is still being updated, so there may be a few bugs and issues like the HWcomposer isn’t working and there’s no ability to swap Internal/External yet.

The below guide will walk you through how to install Vanilla RootBOX ROM on Galaxy S2 I9100. Do bear in mind that your Galaxy S2 must be on XXLPQ ICS firmware and rooted with ClockworkMod recovery installed, check your device firmware detail from Setting>About Phone, or check out our this guide to install XXLPQ firmware and follow our this guide to root Galaxy Note 2 on XXLPQ. Be sure 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 gets damaged following this guide.

Instructions

Step #1: Download the vanilla RootBox Jelly Bean ROM and Google Apps package.

Step #2: Transfer both .zip files 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 ROM .zip file that you’ve transferred in above step and confirm installation. Wait till installation complete.

Step #9: Once the ROM .zip file is installed, also install the Google apps package .zip file in the same manner.

Step #10: Once the installation is completed, select “Go Back” after that select “Reboot System Now” to reboot the phone.

That’s it, the Vanilla RootBox ROM is now installed on your Samsung Galaxy S2, enjoy! If you faced any issue, do comment below!

Via: XDA

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