how to stop screen mirroring on mac big sur

Make sure that the Mirror Displays checkbox isn’t selected.

Click a section in the sidebar to show items that are always in Control Center, or that you can add.

Choose Apple menu  > System Preferences, then click Displays. On your Mac, choose Apple menu > System Preferences, then click Dock & Menu Bar.

Make sure that your external display is turned on and connected to your Mac.

In other words, both screens show the same image. Mirror mode “reflects” the Mac’s display on the external monitor. Extended mode extends the onscreen image across the external display and the main Mac. If you have an external display connected to either a laptop or desktop, you can choose either extended mode or mirror mode.

“Too many redirects occurred trying to open ‘!local=en-us&viewlocale=en_US.’ This might occur if you open a page that is redirected to open another page which then is redirected to open the original page.” On several attempts I received this message: If no items appear in the Locations section of the sidebar, hold the pointer over the word Locations. In the Locations section of the sidebar, click Network, double-click the Mac you want to share, then click Share Screen. Note: it took me repeated attempts to make the “Specifications click” work. On your Mac, do one of the following: Connect using the name: Click the Finder icon in the Dock to open a Finder window.

On the webpage that appears, the number of displays your Mac supports appears under Video Support.įor example, my 16-incher allows me to connect up to four 4K displays or two 6K displays using the four Thunderbolt 3 ports.

How to stop screen mirroring on mac big sur