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tia_itgss Author

Level 1

4 points

External display in closed display mode

I have a problem using an external display with my macbook air closed.

I have a mouse, a keyboard, power plug and external display connected e reconized.

When i close the macbook don't fall asleep (if i press random key on the keyboard i can hear that music still play and so on) but the external display don't receive no signal.

It worked for lot of time.

How can i solve this problem?

I have a macbook air 2013 on macOS Catalina (10.15.4)

MacBook Air 13″, macOS 10.15

Posted on Jan 4, 2021 4:02 AM

Top-ranking reply

Limnos

Level 10

418,681 points

Posted on Jan 4, 2021 9:34 AM

Mac notebooks: Use your Mac notebook computer in closed-display [clamshell] mode with an external display - https://support.apple.com/HT201834

"If your external display or projector doesn't turn on

after you connect it to your Mac, connect your display while your Mac

is asleep or off, then wake or turn on your Mac."

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External display in closed display mode

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