The 4G variant Galaxy S3, model number I9305 now received Android 4.1.1 Jelly Bean update in Hong Kong. The release firmware is I9305ZHBLJ1 Android 4.1.1 Jelly Bean. This firmware build comes with PDA I9305ZHBLJ1 and CSCI9305TGYBLJ1. You can update your device with the help of KIES, however if due to some reason you can’t then follow this tutorial to do it manually.
In this article we will guide you to install I9305ZHBLJ1 official firmware update in Galaxy S3, model number I9305. For this, we will use a tool called ODIN that will help us to flash the stock 4.1.1 firmware in Galaxy S3 I9305. However, in this process you may lose all your existing installed apps and personal settings. You should follow this guide carefully to properly backup your data that you can restore later.
Android 4.1.1 ZHBLJ1 Firmware Details:
Regions: Hong Kong
This tutorial is only for Galaxy S3, model number I9305. Don’t try this guide in any other Android device. Check your device’s model number in: Settings » About phone. Also, we are not responsible for any damage caused due to the instruction given in this page. Try this at your own risk. 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”
If you follow everything that we mentioned above, you are ready to move into next page of this guide where we summed up detail instruction on how to flash Jelly Bean ZHBLJ1 Android 4.1.1 official firmware update for Galaxy S3 I9305.
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