Update Galaxy S GT I9000 with Official Jellybean 4.2.1 Firmware

Update Galaxy S GT I9000 with Official Jellybean 4.2.1 Firmware – Guide

 

The first build of Jellybean 4.2 has arrived for Samsung Galaxy S GT I9000 smartphone after the reports earlier came in that Jellybean 4.2.1 is headed for AOSP development. So, as a result the first build is out and in this article we gonna be checking out on how you can actually install this in your Samsung Galaxy S GT I9000 sartphone. 

Please note that this is not an Official firmware released by Samsung and Samsung won’t be coming out with any Official Jellybean versions officially due to hardware limitations. But not to worry as developers are sweating it out to give you the best Jellybean 4.2 experience on your Galaxy S GT I9000 smartphone.

Please note that since this is a custom ROM firmware, there are some bugs which will be there but will be addressed in the coming update releases. The best part of this custom ROM is that it’s based on the latest Jellybean 4.2 and also all the apps are based on the Jellybean 4.2.1 firmware. In the coming days we will keep you posted if at all there are any more new patch updates.

To check on whether your device is rooted or not, you will have to download the “Root Checker” app from the Google PLAY Store. 

So, let’s get started with the detailed guide but before that you will need to follow all the pre requisites which are mentioned below so as to make sure that whole process of firmware updates gets done smoothly.

Quick Pre Requisites:

• Over the process of installing this update, there is a probability that the data might get lost or corrupted, so with the help of below mentioned steps you will have to create a backup of all your data. Don’t backup with the help of ROM Manager or with KIES. Don’t backup the data with the helo of ROM Manager as it may brick the device for which we should not be held responsible.

SMS – Use “SMS Backup & Restore app”,
Contacts – Sync with the Gmail application,
Call Log - Call Log and Restore
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”

• From the path “Settings > Applications > Development > USB debugging”, enable the USB Debugging, ensure that the USB debugging option is ticked. Also, make sure that the battery life is not less than 40% as this may turn off the device in the middle of firmware update.

Disclaimer: Follow all the instructions mentioned in this article as if there is any damage caused due to not following instructions then we shall not be held liable or responsible. Just in case if you face any issues then we will try our level best to address the same.

So assuming that you are done with the above mentioned steps, you can now proceed to the next step where we have mentioned the detailed instructions on how to apply this firmware update in your Galaxy S GT I9000 smartphone. 

Procedure to Update Galaxy S GT I9000 with Jellybean 4.2 Firmware:

• Download the Jellybean 4.2.1 Firmware package from here to your computer. Once downloaded, connect your device to the computer with the help of original USB cable and then place these two zip files in your device.

• Once you have placed these two files, disconnect the device from computer to download the “ROM Manager” app from PLAY Store. Open the app and grant the Superuser access by tapping on the “Grant” option.

• Now, from the ROM Manager app, select “Enter into Recovery Mode” for booting the device in the recovery mode or else you can also manually enter the device in the recovery mode by first turning Off the device. Recovery mode in Galaxy S GT I9000 can be entered manually by holding the Volume Up button + the Home key button (the middle button). While holding these both buttons, turn ON your device.

• In recovery mode, select “Wipe data/factory reset” & “Wipe Cache partition”. If the device starts normally, then you will need to re try the process of entering the device in the recovery mode.

• Now, select “install zip from sd card” to choose the placed jellybean 4.2.1 Zip Package and Google Apps Package. It will take around 3 – 5 minutes for applying the update. Please note that sometimes it may take more than expected time for updating the same.

• Now, once the firmware is updated, select “go back” and select “reboot system now”. To check on whether the firmware is updated or not, head over to the path “Settings > About Phone” for checking the same.

Note: Just in a rare case if the device doesn’t boot up or show the home screen then remove the battery and reinsert the same to boot the device again in the normal mode.

Do share with us in the comments section just in case if you face any issues as we will try our level best to sort out the same.