Step 2 - Click on Add Display and select the other Mac.īy default, it will have duplicated the Mac's screen. Step 1 - On the 'main' Mac go to System Preferences> Displays If we already have everything in place that we've seen above, here are the steps to use your Mac as an external screen for another Mac: Steps to use your Mac on an external screen Therefore, you will need one of the following compatible Macs:
Compatible Mac modelįor a stable connection with high-quality images, the macOS Monterey's feature of using your Mac as a second screen for another Mac requires an advanced Wi-Fi and Bluetooth antenna. macOS Monterey thinks of everything, and to prevent this from happening, you'll need to have the same Apple ID on both Macs and be on the same Wi-Fi network. Imagine you want to duplicate your Mac screen, and you end up doing it on your co-worker's screen. Its magic and uses one Mac as a second wireless screen.
