Jun 27, 2020 · 3. The cable/adaptor doesn't work. This is by far the most likely explanation, and the cheapest to test. If you have a USB to HDMI adaptor, followed by an HDMI to HDMI cable, try changing the cable first. Then try changing the adaptor. Dec 24, 2020 · Knowing details about the configurations most likely to trigger the display trouble could help M1 Mac owners. The M1 MacBook Air and MacBook Pro allow the use of one external monitor with up to 6K resolution through the USB-C port. The M1 Mac mini supports two monitors, one at up to 6K using a USB-C port, and one up to 4K using the HDMI 2.0 It’s the HDMI port and happens on both 14 and 16. I regularly like using the port to watch videos and want output using TV speakers. My temporary fix is plug in HDMI cable, change the sound output to TV in system preferences, restart your Mac then it should work perfectly fine with video and sound playing without any hiccups. Edit #1: Every Feb 15, 2021 · To start, we ask that you go into System Preferences, then click Sound. In the Output pane, deselect HDMI. Once done, let's go ahead and restart your MacBook Air. After you've restarted your MacBook Air, go back into System Preference > Sound and select the HDMI option: Connect to HDMI from your Mac. Oct 25, 2020 · Mac Pro Won't Recognize TV We mounted a TV to the wall at my workplace, and the plan was to connect it to my Mac Pro for reviewing video edits. However, no connection I make between the TV and the computer makes it appear as a display. I have tried straight from the HDMI port, as well as the thunderbolt ports, using an HDMI adapter. Mar 25, 2021 · Thursday March 25, 2021 3:32 pm PDT by Juli Clover. Some customers who have purchased an M1 Mac mini have been experiencing an issue that causes the machine not to wake a connected third-party .

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