You can also select and copy (Edit -> Copy) a file or folder's icon in its Info panel for use elsewhere. Related Forums: macOS High Sierra, macOS Mojave, macOS Sierra. 29 comments.

Apple makes it easy to change icons for files and folders on Mac. Here's how it works, along with tips on using images or changing the folder icon color.

If the macOS desktop is looking a little boring, or is in need of a little more personalization than a change of background image, one solution could be to change how files, folders, and apps look.