There are three main macOS Library folders that house essential files and settings for the operating system and its apps. The User Library folder contains app-related data, preferences, and caches, ...

Messing around with certain macOS files could brick your Mac computer, so Apple has made them hard to find. But if you're confident in your skills, here's how to access them safely.

When drafting “Switching from a 27-inch iMac to a 14-inch MacBook Pro: A Fresh Start” (30 June 2025), I wrote: The two configuration tweaks that required a bit more effort were displaying the Library ...

Some files in macOS may not be necessary and can be safely removed from your Mac. Here's how to delete them. macOS is a UNIX-based system at its core, and as such, its filesystem arrangement is more ...

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 ...

In macOS, the library folder is used to store user account settings, preference files, app support files, caches, and other important data that allows your Mac to function as it should. Making ...