The good news is that you won’t need to buy and install additional software to clean up your hard drive.

The good news is that it’s extremely simple to remove these useless files, freeing up gigabytes and fixing your full-startup-disk problem, without affecting any of your personal data. However, after this data has done its part, it sits there in your Mac’s startup disk, taking up space for no apparent reason and slowing your system down. (It’s not just a preoccupation for Windows users.) The Mac’s system, like all other operating systems, depends on creating temporary files, caches and backups to function properly. Once your startup disk gets to about 85% full, your Mac will start acting up and you will most likely see the message “Your startup disk is almost full.” This means that you’ll soon run out of space entirely and that the disk is going to perform slowly.īelieve it or not, Macs create “junk” regularly. It contains the operating system - the set of files necessary for your computer to run - and is extremely important. The startup disk is essentially your computer’s hard drive. The Startup Disk and Why It Gets Fullįixing a problem should start with understanding how it started in the first place. Continue reading to discover a few common fixes, and what to do if your startup disk just can’t be saved. Fear not: We here at RenewedMacs can help you diagnose and solve this common problem. A slow-performing Mac may be due to limited startup-disk or hard-drive space. And once it is booted, it’s slower than molasses. Uh-oh: Your Mac is taking forever to boot up.

How to clean mac startup disk