Run msinfo32 and look for the "BIOS Version/Date" key:

So my BIOS version seems to be the following one:
msi.com/Motherboard/X99A-SLI-PLUS/support#bios

Run msinfo32 and look for the "BIOS Version/Date" key:

So my BIOS version seems to be the following one:
msi.com/Motherboard/X99A-SLI-PLUS/support#bios
