Here are all the best methods you can use to free up your startup disk.
The startup disk is the hard drive or SSD that holds the operating system for your Mac. For most people, this is the built-in drive on their Mac. And unless you set up an external drive, it's probably also the place where all your other local files are stored.
Change your startup disk for every startup On your Mac, choose Apple menu > System Preferences, then click Startup Disk . If the lock at the bottom left is locked , click it to unlock the preference pane. Click the icon of the disk you want to use, then click Restart.
To summarize, we listed all possible solutions to free up startup disk:
The startup disk is the hard drive where your computer's operating system and applications are installed. This is usually a hard drive that is physically inside your Mac.
On your Mac, choose Apple menu > System Preferences. Click Startup Disk . Your selected startup disk is shown at the top of the preferences pane.
Your built-in startup disk should be the first item listed in the Disk Utility sidebar. It's named Macintosh HD, unless you changed its name. If you don't see it there, choose Apple menu > Shut Down, then unplug all nonessential devices from your Mac and try again.
Subsequently, perform the following steps to create a disk image of your Mac startup disk:
Change your startup disk for every startup
Restart your Mac, and press Command + R, while it's restarting. Select Disk Utility from the macOS Utilities menu. Once Disk Utility has loaded, choose the disk you wish to repair - the default name for your system partition is generally "Macintosh HD", and choose 'Repair Disk'.
Ways To Boost Up Your Mac's Slow Startup
Your Mac's hard drive is 500GB. It has one "disk" on it, so all 500GB of storage is on that disk. The disk has an operating system (macOS Monterey), and user data (apps, etc). And since you only have one disk, this is your startup disk: all 500GB.
You'll need to boot your Mac in Recovery mode and try to repair the disk with Disk Utility. Shut down your Mac. Press the power button while holding down Command-R. Release Command-R when you see a spinning globe, Apple logo, or another startup screen.
A boot disk, or startup disk, is a storage device from which a computer can "boot" or start up. The default boot disk is typically a computer's internal hard drive or SSD. This disk contains files required by the boot sequence as well as the operating system, which is loaded at the end of the startup process.