Install CarbonROM Android 4.2.2 Jelly Bean Custom Firmware on Galaxy SL I9003


If you are looking for a Custom ROM that can update your Samsung Galaxy SL GT-I9003 to latest Android 4.2.2 Jelly Bean, then you are on the right place. Here we going to update the latest CarbonROM Unofficial Build 5 Custom ROM which is based on Android 4.2.2 Jelly Bean, means by installing this latest CarbonROM Unofficial Build 5  you’ll enjoy the original AOSP Android 4.2.2 Jelly Bean with lot more customization and tweaks. This is an unofficial release of CarbonROM. So, if you willing to try out the this latest Android 4.2.2 Jelly Bean based CarbonROM Unofficial Build 5 on your Galaxy SL I9003 then follow below written guide as it is.

Before proceeding further, please note this ROM is a custom firmware and still going through development phase. That’s why, there is always a chance for some bugs and issues inside it. However, we believe all known issues will be fixed as development of this ROM progress.

CarbonROM Build 5 Custom Firmware


We at Droid Firmwares write tutorial to help out fellow Android users but all this guide are educational purpose only. You should try this guide at your own risk. Neither we nor the developer should be responsible if your Android device experience a damage after following this tutorial. Also remember,this guide is only applicable for Galaxy SL I9003. Don’t try this guide in any other Android device. It may hard brick your device.

Pre Requisites:

As there is always some risk involve while you install anything other than what you have presently. It’s always recommended to follow our pre-requisites to stay safe.

  1. Backup your important data such as SMS, Call Log, Contacts, APN and MMS settings. You can follow our Android backup guide for this. It’s also a good idea to backup your internal memory content to external SD card, specially if you need to perform any wiping task during or after installation process.
  2. If your device turn off during the installation process unless explicitly mentioned on this tutorial then it may experience a hard brick. That’s why, it’s good idea  to check battery percentage before following this tutorial. Usually, the phone should have 60% or more power when you flash a custom ROM or firmware. Firmware installation can be done with 25% or more power when the device is connected to computer using USB and get charge through it. It will be fine to have 30% or more if you going to root a firmware. Learn How to Check Battery Percentage in Android phones.
  3. USB Debugging mode should be turned of if it’s disabled otherwise you can’t transfer file using USB cable. Learn: How to Enable/Disable USB Transfer on Android Devices.
  4. Another thing you should note that nearly all our tutorial at Droid Firmwares is for carrier unlocked and bootloader unlocked devices. You shouldn’t try to install it on a locked device unless explicitly mentioned anywhere in tutorial.

Download Galaxy SL I9003 Latest USB Drivers

Since you will need to connect your phone to your PC, so you will need to have your Galaxy SL I9003 drivers installed on your computer. Visit our USB Driver Download page. If you can access your mobile content in your PC when both are connected then you already have it.

So, you have done everything that we mentioned above, right! Now, as you have taken necessary precaution, you are ready to move towards next page where we summed up detail instruction on how to install Android 4.2.2 Jelly Bean based CarbonROM Unofficial Build 5 custom ROM on Galaxy SL I9003.

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