FIX: HDMI connection not working on MacBook

Milan Stanojevic
by Milan Stanojevic
Windows & Software Expert
Milan has been enthusiastic about PCs ever since his childhood days, and this led him to take interest in all PC-related technologies. Before joining WindowsReport, he worked as a front-end web developer. Read more
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macbook hdmi connection not working
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Many MacBook users reported that the HDMI connection is not working for them. This can be an issue, especially if you want to connect your MacBook to an external display. However, there’s a way to fix that.

What to do if HDMI connect isn’t working on MacBook?

1. Check if everything is connected properly

If your HDMI connection isn’t working, make sure that your MacBook is properly connected to an HDMI device. In addition, you can try the following:

  1. Turn off the HDMI device while keeping the MacBook connected.
  2. Disconnect the HDMI cable from your MacBook.
  3. Wait for few seconds and connect the HDMI cable back to your MacBook.
  4. Now turn the HDMI device back on.

This is a simple workaround, but it might come in handy, so be sure to try it out.

2. Check the HDMI cable

If HDMI never worked on your MacBook, it’s possible that there’s an issue with your HDMI cable. Apple products work best with Apple Certified cables, and if your cable isn’t certified, you might have to replace it.

Alternatively, you can consider purchasing an Apple HDMI cable.

Looking for a High-speed HDMI cable? Here are the best cables to choose from!

3. Use Detect Displays option

macbook hdmi connection not working use detect display

If HDMI connection won’t work, try using Detect Displays option like this:

  1. Open the Apple menu and choose System Preferences.
  2. Select Displays.
  3. Now hold the Alt (Option) key and click on Detect Displays

Check if the issue is resolved.

4. Restart your MacBook

Sometimes there might a glitch on your system that prevents the MacBook from working properly. The simplest way to fix that is to restart your MacBook and check if that helps.

5. Relabel or factory reset your TV

This issue appears usually with Samsung TVs, but you can fix it sometimes simply by relabeling the input that is used by your PC.

Alternatively, you can try resetting your TV to the factory settings.

There you go, several quick and simple solutions that can help you if HDMI isn’t working on your MacBook.

In case the HDMI connection is not working on your MacBook, you can fix it simply by checking your cables or by using the Detect Displays option.


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