How do I connect my computer to a projector with HDMI?

Connect the HDMI cable to your laptops HDMI port and connect the cable to the other end to your LCD projector. When you plug the cable in, make sure that it is securely in place so that it wont come loose. Turn on the laptop. Your computer or laptop screen should now display on the projector.

How do I get my Mac to play Sound through an external monitor?

If youre trying to listen through external speakers On your Mac, choose Apple menu > System Preferences, click Sound, then click Output. If your Mac has only one audio port, click the “Use audio port for” pop-up menu, choose Sound Output, then make sure your external speakers are selected.

How do I get my Mac to recognize HDMI cable?

Choose Apple menu > System Preferences, then click Sound. In the Output pane, make sure that your HDMI device is selected .After making the connectionTurn off the HDMI device while your Mac is turned on.Unplug the HDMI cable from your Mac, then plug it in again.Turn on the HDMI device.May 22, 2018

How do I get HDMI to work on my MacBook pro?

Choose Apple menu > System Preferences, then click Sound. In the Output pane, make sure that your HDMI device is selected .After making the connectionTurn off the HDMI device while your Mac is turned on.Unplug the HDMI cable from your Mac, then plug it in again.Turn on the HDMI device.May 22, 2018