One more leaked Official Android Jellybean for Galaxy S3. Leaked Firmware based Android Jellybean for Samsung Galaxy S3 are now getting launched at tremendous speed. I just end up with writing one tutorial about how to install T999UVDLI7 Firmware based Jellybean ROM on S3 and after about 10 minutes, I got one more notification about Leaked Android Jellybean for S3. This new ROM is based on I9300XXDLI7 Firmware and here we are with step by step tutorial about how to flash I9300XXDLI7 based Android Jellybean ROM (leaked) on Samsung Galaxy S3. This ROM comes with every standard feature of Jellybean but as it is not from the officials so you must have back-upped all your important docs, so that they can be used later (if anything goes wrong). So follow the below mentioned steps carefully and enjoy latest leaked official Jellybean ROM on Galaxy S3.
Pre-requisites
• Please backup all your essential and important files like your messages, contacts etc.
• Make sure that your battery is at least 80% charged; otherwise your device may turn off during updating process.
• This tutorial is especially for international Galaxy S3 i9300 device so don’t try it on other.
• Turn off your entire antivirus as they may create problems.
• Enable your USB Debugging option through this path: Settings>>Applications>>Development>>USB Debugging.
How to update Galaxy S3 with I9300XXDLI7 based Android Jellybean ROM
Follow this procedure to update the your Galaxy S3 with I9300XXDLI7 based Android Jellybean ROM:
1. Make sure that your device is rooted.
2. Make sure that you have installed RECOVERY on your device.
3. Download:
• I9300XXDLI7 ROM Package
to your computer.
4. Connect your mobile with your computer via USB cable and move the downloaded file to sd card of mobile phone. Try to use original USB cable which you get with purchasing kit of your device.
5. Now download and install ROM Manager on your mobile.
6. Once downloaded, open it and select Reboot in Recovery Mode option.
7. You can also boot your device to recovery mode manually. For doing it, you will first have to turn your device OFF and then will have press and hold Power + Vol. Down + Home Buttons together.
8. Once booted to recovery mode, perform Nandroid Backup by selecting Backup and Restore>Backup option.
9. Now select wipe data/factory reset which will allow you to update your ROM with new firmware’s.
10. Now select install zip from sd card>choose zip from sd card options and select the downloaded ROM zip file which you have downloaded in first step and had moved to sd card in second step.
11. Now ROM Flashing process will start which will take around 4-5 minutes for completion. After complete flashing, reboot your mobile to Normal Mode.
Congrats! You have successfully installed I9300XXDLI7 based Android Jellybean ROM on Galaxy S3.
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