If not, your Mac computer will run slowly and even face big trouble like Mac frozen. In theory, there should be at least 10% of free disk space for your Mac to operate. It is wrong.Ī Mac computer can convert the available free space on the startup disk into virtual memory that you use for day-to-day operations.

Some of you may think that your Mac computer will not be affected when there is space in the startup disk no matter it is much or less. One day, your Mac will run out of space and you will not use the machine as normal. However, if you continue to use your Mac without cleaning up disk space, more and more data will be saved to the startup disk.

It reminds you of cleaning up the startup disk. Your startup disk is almost full is an early warning for you. You will soon run out of space on the startup disk. When does it mean when you receive your startup disk is almost full alert?ġ. What Does It Mean When Your Startup Disk Is Full? Likewise, you need to remove some files to free up disk space on your Mac computer. One day, you may receive the startup disk full alert.īesides, when a warning of Your disk is almost full pops up, it also means that there is not enough space on your Mac. This is quite surprising, but it is true.Īs time goes on, the free space on the startup disk becomes less and less. The size of the cache for one site can even reach up to 9 GB. For example, statistics show that Google Chrome can create numerous cache folders after you visit some web sites. The hidden website cache takes much space on the startup disk. However, what’s going on if you see a pop-up alert saying Your startup disk is almost full?Īt this time, you should know what is taking up space on the startup disk of your Mac and then take some measures to clear the startup disk. Most of the time, you should not worry about the disk space issue because macOS always do work online. But they are the Pro series, which are not widely used. As of 2020, Apple has improved the disk capacity and the maximum disk size can reach up to 8TB. What Is Taking Up Space on Your Mac Startup Disk?Īs you know, a Mac computer’s disk is usually not as large as a Windows computer’s disk. If the operating system on the disk is corrupted or even the startup disk is damaged, your Mac computer will not boot normally. It is an important disk on your computer. Like a Windows startup disk, the startup disk on your Mac is the disk that saved the operating system on your Mac. If You Delete Some Important Files on Your Mac by Mistake.What Does It Mean When Your Startup Disk Is Full?.What Is Taking Up Space on Your Mac Startup Disk?.

How to clear startup disk files