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| Samsung Galaxy S III Jelly Bean Upgrade (Photo credit: samsungtomorrow) |
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This Vanilla RootBOX Android 4.2.2 Jelly bean custom ROM is developed by an Android Developer from XDA Developers Forum.
At the end of this tutorial, Jelly Bean Android 4.2.2 will be running in your Samsung Galaxy S3!
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Note: `
- This Vanilla RootBOX Android 4.2.2 Jelly bean custom ROM runs only on Samsung Galaxy S3 I9300, not with other devices.
- We are not responsible for getting your phone bricked, before you start flashing this ROM don't forget to take a backup of your current ROM.
- Make sure that your device is rooted, and it must have minimum of 80% charge.
How to Update Samsung Galaxy S3 I9300 to Android 4.2.2 Jelly Bean with Vanilla RootBox ROM
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1) First download the Jelly bean ROM here, and save it your computer. Please, don't extract it after downloading.
2) Now connect your Samsung Galaxy S3 I9300 to your Computer via USB cabel, and copy the downloaded file to your device's memory card.
3) Now disconnect your device from your Computer, and flash in recovery mode by pressing Vol Up + HOME + POWER button. Use volume up and down buttons for navigation and HOME button to select.
4) Once you are booted in recovery mode, navigate to "Wipe data / Factory Reset" and select it.
5) After wiping data is over, now choose "apply update from SD card" or some thing like this, and select the ROM file that you have dowloaded, and flash it!
That's it. After the installation is over your device will automatically re-boot, and Android 4.2.2 Jelly Bean will be running on your Samsung Galaxy S3 I9300!
If you have any doubt regarding this tutorial, kindly let me know them via comments below.
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