Issue:
WD_BLACK AN1500 NVMe SSD ADD-IN-CARD displays as "Unknown Vendor", Solid State Storage Controller, Running at X8" on the Board Explorer function page of BIOS.
Cause:
The MSI series motherboards BIOS has not imported the RAID controller vendor ID (VID).
Solution:
Although the WD_BLACK AN1500 NVMe SSD ADD-IN-CARD displays as "Unknown Vendor" in the BIOS, the WD_BLACK AN1500 NVMe SSD ADD-IN-CARD can be detected and used in MSI BIOS and Windows OS.