If you only want to move a few photos over from one Mac to the other we recommend AirDrop, but if it’s the whole Photos library you want to move, with all your Albums and associated data in place, we ...

This article shows you how to share files between your Mac and your iPhone and iPad using the new route in Catalina. How to Transfer Files From Mac to iPhone/iPad How to Transfer Files From ...

You can use the macOS Finder's Copy command to copy and paste files. But here's how to use the same command to copy file icons into Preview. You've probably used the macOS Finder's popup contextual ...