Most online players have trouble with HEVC videos. You'd need to re-encode it to H264/x264 for maximum compatibility. If you don't know how there's online sites that can do it if not too long or if really stuck message me the Turbo link and I can do it.
This is one of the least patient places on the Internet LMAO.
You should have known an idiot was gonna whine the second said idiot saw that search was down.