Question HDMI not working after reset

[Browniies]

I have a custom built pc wasn't sure where to ask but I had to reset it due to it having a lot of stuff on it that I don't use from over the years but now after the reset the HDMI doesn't recognize the computer so I can't finish the setup please if you can help

 

[rgd1101]

full system spec? try other port on the system?