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 ...

M1 MBA running macOS Sequoia 15.3.1. Internal file system but with iCloud entanglements (the file also has a grey cloud with downward arrow badge after the filename below the icon. The file is a ...

Most Mac users will be familiar with Finder's ability to display icon previews for file types that it recognizes. The Finder icon for a JPEG image for example will show a small thumbnail-sized ...

Important: You must copy the image you wish to use from Preview, as merely left-clicking on the icon and copying it from your desktop will insert macOS's default placeholder image file.

But if you want to customize the look of your files and folders, Apple gives you a simple way to change icons on macOS without much effort. You can use a picture as the icon for either a file or ...