Check if the firmware you want to use is the right one for your SAMSUNG I9300 Galaxy S III. The table below contain all the useful information you might need for your software. The firmware posted here was designed for GALAXY S ? for I9300XXUGNB6 PDA version and I9300OJVGNB3 CSC code. This is a dedicated I9300XXUGNB6 bootloader type and 2689760586 CRC software. Android Jelly Bean 4.3 comes with Android Security Patch Level. Please also make sure if the 2454463 changelist and 25/02/2014 build date are correct for SAMSUNG I9300 Galaxy S III.
If the specification posted for the software is correct and you want to use the TUN OPEN software from Tunisia, simply tap on the download button. Size of all flash files posted is 920.21 MB.
This firmware also works for: