

To get started, click on the Apple Icon in the upper left corner of the screen and select About This Mac.

Luckily, checking your startup disk usage is pretty straightforward. You should keep tabs on how much space is left on your startup disk to ensure you don’t run out. Not to mention you won’t have any free storage for your personal files. The most concerning issue is that your Mac may perform poorly due to the lack of space. When the startup disk runs out of space and fills up, this can cause several problems. Since the operating software for your MacBook is contained on this device, it is known as the startup disk. Generally speaking, your startup disk is the primary storage device for holding your operating system and all your files. One day while using your MacBook, you are presented with a warning: “ Your startup disk is almost full.”

Method 1: Move Your Personal Files to iCloud.
