C catmiller07 Reputable May 10, 2014 1 0 4,510 May 10, 2014 #1 I upgraded to windows 8.1 from windows 7 ultimate and since then my usb hubs stopped working.; the operating system doesn't know they exist.
I upgraded to windows 8.1 from windows 7 ultimate and since then my usb hubs stopped working.; the operating system doesn't know they exist.
4745454b Titan Moderator Apr 29, 2006 29,241 437 93,590 May 10, 2014 #2 Need to load the USB drivers then. Upvote 0 Downvote