Samsung Galaxy S4 mini (GT-I9195H) Firmware Overview
The archive lists 3 official builds for the Samsung Galaxy S4 mini across 1 region (CSC). The newest one is I9195HUBSCQD1, released May 11, 2017 with Android 4.4.2.
How to Flash GT-I9195H Firmware
Put the Samsung Galaxy S4 mini into Download Mode, load the BL, AP, CP and CSC files into Odin on a Windows PC and press Start. Pick a build with the same or a higher Bit than the one installed — a lower bootloader binary will be rejected.