A pre-rooted custom ROM based on official I9300XXDLH9 Android 4.1.1 Jelly Bean firmware now available for Samsung Galaxy S3 I9300. The ROM is developed by XDA Senior Member Haldric. The most interesting part of this custom ROM is, its comes with AROMA installer which eventually make the ROM installation process fun and easy.
This guide below is compatible only and only with the Galaxy S3, model number i9300. It’s not compatible with any other Galaxy S3 variant. Check your device model in Settings» About phone.
If you only want XXDLH9 Android 4.1.1 Jelly Bean firmware without root then follow this guide: Install XXDLH9 Android 4.1.1 Jelly Bean I9300 Galaxy S3 Official Firmware. You can always root I9300XXDLH9 firmware later using this guide: Root Galaxy S3 I9300 on XXDLH9 Android 4.1.1 Jelly Bean Official Firmware.
Here is a quick feature list of Haldric’s Pre-rooted Firmware:
- Based on the last official firmware I9300XXDLH9
- Aroma installer
- Remove some bloatwares (optional in aroma)
- Improved CPU performance
- Busybox run parts
- Kernel XXDLH9
- Modem XXDLH9
- No theming , look totaly stock
- …and much more
We should not be held liable for any damage caused in the process of installing this custom ROM on Samsung Galaxy S3 . Although, it is very unlikely that your device will be damaged if you follow all the instructions as it is which are mentioned in procedure.
Backup your data first using below mentioned instructions, so that if you lost any data you can recover it easily.
SMS & Call Log – Use SMS, MMS & Call Log Entries Backup & Restore App
Contacts & Settings – Use Android default backup options.
Images, Songs, Videos, Files – Copy to Internal/External SD card.
APN and MMS Settings – Note down from the path “Applications > Settings > Wireless and Network > Mobile Networks > Access Point Names”
- Make sure your device have at least 80% battery power. [How to Check Battery Percentage in Android Phones]
- You already have USB Driver Installed for Galaxy S3 in your PC. If not then download and install Kies.
- Make sure USB Debugging is enabled. [Guide]
- You should already have ClockworkMod recovery installed on it.
If you done everything that we mentioned above then you are ready to move the next page of this guide where you we compile an easy to follow step-by-step guide on how to install Jelly Bean based Pre-Rooted I9300XXDLH9 firmware on Samsung Galaxy S3.
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