Not Sure If Turning Off The File Vault, Turning Off Antivirus Software Or Making Sure Mirror Box Checked In Both Display And Arrangement Screens Is What Did It.

Connect the power adapter to your mac and a power outlet. Close the lid on your mac laptop to put it to sleep. I could swipe between desktops, but it still only displayed the background (this was particularly weird for the dashboard where it showed the dashboard background but not the widgets).

The Macbook Recognizes That There Is An External Monitor, But It Doesn't Do Anything About It.

Web press and hold the option key to make the detect displays button appear in place of the night shift button, then click detect displays. Arrange the position of the displays, mirror their content, or relocate the position of the menu bar. Has anyone had this problem before?

Unplug The Display From Your Mac, Then Plug It Back In.

But after doing this, macbook pro with retina display connects to hdmi/tv and mirrors mac. Web if you can’t see your mac desktop on an external display if you connected your mac laptop to a display or tv, but can’t see your mac desktop on the display, try these steps. Web next, check the adaptors and troubleshooting here:

Web The Problem Is Only The Background Appears On The Monitor When I Plug It In (Ya Know, The Blue Wavy Thing).

This article has more info specific info related to your macbook air, and even suggests another possibility if you have an apple tv: If your mac still doesn’t recognize the attached display, try any of the following: I have an usb to hdmi adapter/converter (displaylink) and a hdmi to hdmi cable.

Web Aug 15, 2017 9:54 Am In Response To Galsus.

See extend or mirror your mac desktop across multiple displays. This option only appears when you have an external display connected to your mac. Web when i plugged my macbook air running lion into a projector today the projector only displayed the desktop background.