MacOS: That’s how much space your entire macOS takes. System Data: Your caches, temporary files, and app localizations that waste space. Here are some of the categories your storage could contain:ĭocuments: Files, downloads, and documents on your drive.Īpps: Applications, plug-ins, and app extensions. For example, this is what disk storage looks like: It’s good to check your storage details before we get down to deleting things. They are a bit like alchemy because we’ll be turning junk into free space.

Further below, we’ll show you our favorite methods of recovering space on Mac. So, whether you have a new or older Mac, it’s critical to know how to clear system storage on Mac. According to the MacWorld magazine, nearly full hard drives performed 17% slower in the test. If you are reading this, you are probably interested in the Mac storage issue. Why would you care except for the annoying message you may have seen? If your drive reaches about 80% of its capacity, your Mac will get noticeably slower.

How to check my mac hard drive space