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 I9192UBSCQB1 PDA version and I9192UUBCOC1 CSC code. This is a dedicated I9192UBSCQB1 bootloader type and 563656565 CRC software. Android KitKat 4.4.2 comes with N/A Android Security Patch Level. Please also make sure if the 4545479 changelist and 03/02/2017 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 CHO OPEN software from Chile, simply tap on the download button. Size of all flash files posted is 854.53 MB.
This firmware also works for: