Download and install - update Official Android 4.1.1 Jelly Bean Firmware GTi9000_JRO03C for galaxy s

 

Finally, the Samsung Galaxy S has received an Android 4.1.1 Jelly Bean firmware which is based on the official Jelly Bean ROM of Galaxy Nexus. It’s the latest firmware update which was rolled out for the Galaxy Nexus recently after the preview version. Although, it is just an initial build of the firmware but fortunately most of the features & functions are working in this JRO03C Jelly Bean ROM. So, if you want to operate and enjoy all the features of this latest Jelly Bean firmware on your Galaxy S, then you can manually download & install it on your device by following the steps as mentioned below :

How to Install Official JRO03C Android 4.1.1 Jelly Bean ROM on Samsung Galaxy S ?

• First of all, backup your data, applications, internet settings, contacts, call logs or any other important stuff on your device.
• Turn off or uninstall your device’s antivirus or firewall.
• Make sure your phone’s battery is at least 50% charged.
• Install an official Android 4.0 ICS firmware on your device before going to install this latest Jelly Bean ROM. Simply ignore this step if your device is already running on an Ice Cream Sandwich firmware.
• Root and install ClockworkMod recovery on your Galaxy S.
• Download the latest version of this official JRO03C Android 4.1.1 Jelly Bean ROM for your Galaxy S from here – [LINK].
• Download the .zip file of Fixes SP2 DPI 240 from here – [Download].
• Now, turn on USB debugging on your device from here – Settings > Applications > Development.
• Connect your device with the computer using a data cable.
• Now, transfer the .zip files of the ROM and the Fixes SP2 DPI 240 onto your phone’s SD card.
• Disconnect the phone from the computer once the files are successfully transferred onto the internal SD card of your device.
• Now turn off your phone and enter into recovery mode by pressing and holding these buttons – Power + Volume Up + Home.
• Now select – Wipe Data/Factory Reset in recovery mode.
• Right after that, select - Install Zip from SDCard > Choose ZIP from SDCard from the main menu of ClockworkMod recovery.
• Now choose the .zip file of this latest official Jelly Bean ROM and then confirm your installation by selecting - Yes, Install ___.zip. 
• Now, also flash the .zip file of the Fixes SP DPI 240 package by selecting - Install Zip from SDCard > Choose ZIP from SDCard and then choosing the appropriate .zip file to flash it up after confirmation.
• After that, just select – ++++ Go Back ++++ and then – Reboot System Now in recovery mode.

Congratulations, you have now installed this latest official JRO03C Android 4.1.1 Jelly Bean ROM on your Samsung Galaxy S GT-I9000. As this firmware package does not include much issues, you can also use it as a daily driver although there are still some risks involved in it. If you don’t like this ROM, then you can also install the CyanogenMod 10 JB ROM on your Galaxy S.