T twillathebomb Oct 13, 2018 1 0 10 Oct 13, 2018 #1 Are you attached to HDMI cord to my old Acer computer to connect to a cable box but it isn't working
rgd1101 Don't Moderator Nov 7, 2011 74,483 4,129 176,290 Oct 14, 2018 #2 most laptop have hdmi output, not hdmi input, check your laptop spec and manual Upvote 0 Downvote