Psst:This trick will work whether you’re trying to display a different screen on your projector screen, a TV, or a second monitor on your desk. Once you figure out how to do this (and to switch between different display modes), it opens up a whole new world! (Like lesson prep, marking, or emails while your class is watching something on the projector / TV.) This is the default setting…īut it’s pretty easy to have your computer show one screen on your external TV / projector screen, and an entirely different desktop screen on your laptop.
Most teachers (and people in general) only know how to duplicate (mirror) their computer screens onto the projector – this means that students can see on the classroom big screen whatever the teacher can see on their laptop / computer screen. It’s important to know how to show a different display on your laptop screen vs projector screen Back then, I was one of the only classrooms in my school to have my own projector… because I bought it myself. FYI: When I first wrote this post in 2013, I used Dragon Naturally Speaking to dictate to my computer to type down what I said. However, you will also need to use an alternate method to send sound from your laptop to the projector, as VGA does not transmit an audio signal the way HDMI does.How to project computer to TV article was last updated: Nov 24, 2019. If your laptop and projector both have VGA ports, you can connect them with a VGA cable and no adapter.
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