Most files on your Mac have a file extension at the end of their name that helps people and apps know what type of file it is. By default, macOS hides these extensions, but you can show or hide them on a file-by-file basis. Here’s how.
2021-04-04
Most files on your Mac have a file extension at the end of their name that helps people and apps know what type of file it is. By default, macOS hides these extensions, but you can show or hide them on a file-by-file basis. Here’s how.