One of the most highly anticipated features coming to macOS Monterey and iPadOS 15 is Universal Control. Universal Control enables users to use a single Mac’s input devices across multiple iPads or Macs.
While the feature was previewed at WWDC in June, it’s yet to make an official appearance in any developer beta of macOS Monterey or iPadOS 15, leading to speculation that the feature may be delayed to a future update to the operating systems. However, in the latest macOS Monterey beta released on August 11, Universal Control can be enabled and used between two Macs.
To enable it, users will need to follow the steps outlined in this GitHub post, which requires running a series of Terminal lines, altering system settings, and running commands to enable “Ensemble,” Apple’s internal codename for Universal Control.
Read more at MacRumors.com