TV connect's to PC but after loading screen it goes back

JohnSmi Posts 1 Registration date Sunday July 2, 2017 Status Member Last seen July 2, 2017 - Updated on Jul 3, 2017 at 02:18 PM
After i connect my PC to my TV, it loads and i get to the loading screen of Windows 10.Before the password screen,and,all of a sudden the screen turns black,and the screen looks like i didn't connect the PC saying "PC mode not supported" even tho it just worked.Please help fast.Sorry for bad english,it is not my main language.