One of the most appreciated features of DriverPack 15.4 was its ability to inject mass storage drivers (SATA, SCSI, RAID) during Windows installation, preventing the dreaded "0x0000007B" blue screen error on older hardware.
DriverPack Solution 15.4 (with Driver Packs version 15.03.6) is a legacy version of the automated driver installation utility designed to scan, detect, and update Windows drivers. Released around 2015, this specific build was popular for its Offline Mode DriverPack Solution 15.4 Driver Packs 15.03.6