On the Mac, nearly every file has an extension, a set of characters after a period that indicates what type of file it is and determines which app opens it.
You probably know you can drag the handles at the bottom of the column dividers, but that’s not as easy when you have lots of columns. Here is a better way…
When you’re in the Finder and open a new Finder window does it display you documents the way you would like?. This article will help you customize it to make you more productive.
There are plenty of situations where it makes sense to put a date in a filename, but if you don’t use the right date format, the files may sort in unhelpful ways.
When a Mac folder contains a lot of files, the Finder’s List view often works best, since it lets you focus on a single folder and easily sort the contents by clicking the different columns. What else can it do?