Obviously, the developers prevent users from reaching System Storage because they might accidentally erase items that are crucial for the system’s functioning. If you push the Manage button to check which kind of content it is, you’ll realise that it is greyed out and thus not accessible. You might be surprised to see that around 200 GB or more might be occupied by the so-called System Storage items. There, you’ll discover a graph displaying the ratio of each type of content in the device’s memory. In the top left corner of the screen, click on the Apple logo and proceed to the Storage section of About This Mac.

What is System Storageįirst, let’s check how large this folder is. Except for Apple developers, no one knows for sure which types of files are saved there and how do they end up there.īut thanks to some guesswork, experience exchange and dedicated software we can clean a considerable part of System Storage so that our Macs become quick and smart once again. However, sometimes it might be tricky to reach certain parts of your hard drive, especially if we are talking about System Storage. When your Mac starts running slow, the first thing you need to do is to clean its memory - either manually or with the help of specialised software.

Written by Jonathan Cole, content producer, on behalf of Promodo Inc.

How to clean out mac system storage