Windows 11 update killed HDMI output to only monitor. How to fix?

[Microsoft Windows]

My computer updated to Windows 11 and now I have no way to use my PC. I have been using a flat screen TV as a monitor and have had no problems for over a decade now. But after the update my computer no longer outputs an HDMI signal. I don't own a monitor that will interface with my PC since it only has HDMI out. I've been browsing this forum but have had no luck as any other similar issue is with the "2nd or 3rd monitor" not working. My primary is not working so I cannot update drivers or change display settings. What are my options?

Continue reading...