However, installing system files and security updates is a very good idea, because these are updates that are essential to protect your Mac. Solution: Check your hard drive space by clicking the the Apple icon in the top-left corner and then selecting “About this Mac.” Next, toggle over to the “Storage” section and wait for it to calculate how much space you’re using.Īs with iOS, you may want to hold off on installing macOS updates automatically, especially because it’s a good idea to fully back up your Mac before installing such an update. Slow performance may mean you’re about to reach the storage limit on your Mac.
Maintain ample free space on your startup disk.How can I improve the performance of my imac? Press Command+A to select all files and delete them.In the window that appears, you will see all your cache files.Enter the following command into the field and select Go: ~/Library/Caches.Here’s how to clean junk files on Mac and remove user cache: This is one of the best tools to clean up your Mac and it offers a wide range of features in addition to just cleaning up your Mac.