It’s sad that after so many years of offering screen sharing as a native feature in OS X and then macOS, the remote access service remains unreliable. I have two Macs in my house on the same network – one for laptop, one for desktop – and it’s often the case that the two can see and mount drives to each other, but can’t start screen sharing.
With Big Sur, I recently noticed that when I wasn’t able to connect from a machine, the one that wasn’t sharing said it was already controlled by my other Mac. (Big Sur offers more visible and obvious signs of remote screen sharing, as one of the subtle security enhancements added by Apple.)
Big Sur tells you on the login screen if there is an active remote session (left). Once logged in, two overlapping rectangles appear in the system tray revealing information (right).
If you haven’t used macOS screen sharing, it’s pretty simple:
In the sharing system preference, …
- According to this source Mac screen sharing won’t work? Disable it! Then turn it back on
- Check the more updates related to Apple Tips and Apple news now.
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