2. SSD says no media?
I switched back to my old PC, and it has an antenna cable, which I had to remove when I removed the CPU. Now, however, my PC shows "No Medium" for the second hard drive in the partition manager. Is that the cause, or is it something else? I tried using those as well, but I wasn't sure if I could install them that way. My second SSD is external, connected via a SATA cable.
I’m spontaneously thinking about a few fault causes: