Windows 8.1 not seeing my second hard drive

Elite rider

Reputable
Jan 17, 2015
15
0
4,510
Hi iv build my computer and put windows 8.1 on a ssd and want to used my old hard drive 1000 tb seagate which has windows 7 on it but want to wipe it completely and use it like a new hard drive but can't see it in the Device manager but it's in the Bois
 

Elite rider

Reputable
Jan 17, 2015
15
0
4,510


No it's not there but I called Microsoft up and they said it cuz it has a operating system on it