And that’s exactly the problem you’re trying to resolve. If you do, you’ll leave behind lots of leftover files that may not be obvious to you. But make sure you remove them correctly, don’t just drag them to the Trash. Go through your applications folder and get rid of all the apps you rarely use. Removing old, unused applications is a great way to get some extra space on your startup disk. Cleaner One safely cleans up system caches with just a few clicks. Periodically removing them can help free up space, but don’t worry, your Mac will recreate new ones as necessary after you restart your Mac.ĭeleting cache files manually is generally safe for your Mac, but unless you know which files can be safely deleted, it might be better not to manually delete items in this folder without knowing what they are.Ĭleaner One Pro is a utility that safely cleans up these kinds of files (and pretty much everything else on this list). However, over time, these cache files start to take up a lot of unnecessary space on your hard disk. The following sections describe how to handle various issues that affect your Mac’s storage space.Ĭache files are files that help your Mac run programs more efficiently. But a better solution is to install an optimization application that manages the startup disk space. You would probably delete files and applications from your Mac or even install an internal secondary hard drive. Install a second internal hard drive on your Mac.Move files to an external hard drive or cloud storage.To make more space on your startup disk you have several options. If your Mac’s startup disk is full and you get a warning message from your Mac system, then this is a serious indication that you have to make space on your Mac startup disk.

How to erase startup disk on mac