Xbox one x not working with computer monitor. - Microsoft Community
Randomly shutting off, no HDMI output... : r/XboxSupport
Original Xbox one no HDMI output, good port. Need help trying to fix this issue. I've tried to do the safe mode trick for Xbox, but it won't boot into safe mode.
xbox one, resolution problem. - Microsoft Community
Xbox One X No Signal HDMI Repair - Black Screen of Death - YouTube
Xbox One Video Output Poor Quality - iFixit Troubleshooting
A Complete Guide on Xbox One HDMI Not Working/No Signal