Check if the firmware you want to use is the right one for your SAMSUNG I257 Galaxy S4 mini. The table below contain all the useful information you might need for your software. The firmware posted here was designed for GALAXY S4 mini for I9190XXUCNH1 PDA version and I9190OLBCNH1 CSC code. This is a dedicated I9190XXUCNH1 bootloader type and 780040904 CRC software. Android KitKat 4.4.2 comes with Android Security Patch Level. Please also make sure if the 1995154 changelist and 01/08/2014 build date are correct for SAMSUNG I257 Galaxy S4 mini.
If the specification posted for the software is correct and you want to use the XXV OPEN software from Vietnam, simply tap on the download button. Size of all flash files posted is 867.04 MB.
This firmware also works for: