Re: Make all screens but 1 to go dark

Macs R We <[email protected]> Sat, 28 Dec 2019 14:43:27 -0700
Newsgroups gmane.comp.macosx.general
Message-ID <[email protected]>
Use mission control to create a desktop or the other screens, and make its wallpaper black. If you want to darken the screens, just mouse to them and scroll sideways to the black desktop. 

> On Dec 28, 2019, at 2:34 PM, Carl Hoefs <[email protected]> wrote:
> 
> I have a MacPro ("ashcan") that supports up to 6 monitors. I have multiple large-screen monitors running right now, but I'd like to be able to have all but one go dark (black), such as when I'm watching a full-screen video on one monitor. The others being on are quite a distraction so I'd like to "blank" them for that purpose.
> 
> Is there any keyboard shortcut (or other way) to do this (on Mojave)? 
> 
> - I know the ctrl-shift-eject combo but that causes all screens to go dark.
> - And if I *gasp* turn off the other monitors macOS thinks they're no longer connected and scrambles all of my carefully placed windows onto one.
> - I'm skipping the upgrade to macOS Catalina completely. It's Horrorville.
> 
> -Carl
> 
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