To use multiple Audio Outputs at the same time on Windows 11/10, follow any one of these methods: Utilizing Stereo Mix and multiple Playback Devices Using Voicemeeter Try both of them to understand ...
It's easy to find yourself with more sources for your TV than it has inputs. Most TVs just have three or four HDMI ...
My cheap-ish Samsung (cheap for a QHD) has an HDMI and a DisplayPort input. If I hook up a laptop to each input, both laptops think the screen is on- even the one who is not currently being displayed.