N64 won't connect to your HD LCD or LED TV? Try these potential fixes
Connect SNES to modern Samsung Smart TV | AVForums
How to Test and Hook up a SNES to a Modern TV and an Old CRT Step by Step Tutorial - YouTube
Connect NES Console To Monitor/Smart TV - YouTube
Game Galaxy Arcade - Been wanting to get a Super Nintendo? Now's your chance! We've just lowered the price of the SNES from $79.99 to $69.99. We also still have a few
Need Help: Connecting Nintendo NES (original) to Samsung Smart TV : r/retrogaming