How to Update Galaxy SL I9003 with Jellybean 4.1.1 Codename 3.5.0 Firmware
Samsung Galaxy SL GT I9003 users have now no reason to feel left out in the race of ICS or jellybean 4.1.1, though Samsung has no plans to come up with any of these two latest firmware upgrades, all thanks to the custom ROM firmware makers who have come up with various custom ROMs which have optimized the jellybean 4.1 firmware to align itself with the Galaxy S GT I9003 device. Over a period of this article we will be checking out on how you can install the latest version of Codename Android 3.5.0 firmware in your phone which is based on the latest Jellybean 4.1.1 firmware. For your convenience, we have also shown on how this custom ROM firmware looks like in your Galaxy SL I9003
Disclaimer: Follow all the instructions mentioned in this article so as to make sure that the update is applied successfully. We should not be held responsible or liable for any damage happened to your phone caused due to not following of instructions.
Caution: This firmware is only compatible with I9003 model and not with I9000 model.
- Please make sure that you are not backing up the data with the below steps and not with the help of KIES PC suite. Ensure that you are not backing up the data with the help of PC Suite as it won’t detect the device in the custom ROM firmware. In the process of firmware update, the data might get lost or corrupted.
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”
- Also, the minimum battery life should be 60% or else device may get turned off in the middle of firmware update. Uninstall all the security tools installed in your phone. Head over to the path “Settings > Applications > Development > USB debugging”, enable the USB Debugging.
- This firmware can only be applied to the devices which are rooted. To check, download the “Root Checker” app from the PLAY Store. Once the device is rooted, you will have to download the “ROM Manager” app too from the Google PLAY Store.
To root the device all you need to do is to just follow the below mentioned two instructions,
Assuming that you are done with all the above mentioned instructions, head over to the next step which will help you in updating this all new Jellybean firmware in your device.