My M.2 SSD does show up but can't set it as a Boot option. (Windows 10 is installed there before I upgrade my MB, CPU, PSU - just today)
Did not update the BIOS
I tried:
Changing slots (M.2_1 and M.2_2)
Going into BIOS and set my M.2_1 to SATA and PCIe, neither of them worked.
I know that when...