If you have a slow Mac, or a bug that won't go away, you can make a backup, wipe your Mac clean, and use it anew, all without having to reinstall macOS.

Selling or giving away your MacBook? Here's how to erase and factory reset it before handing it off.

Erase and reinstall macOS: restart the MacBook and immediately press and hold Command + R. Then, log in to your admin account and click Disk Utility > Macintosh HD > Erase.

You may be selling your Mac or just performing a factory reset for maintenance purposes. Whatever the reason, we can help with that.

Related: How to do a full wipe on your Mac QUICK ANSWER To reinstall macOS, first boot into macOS Recovery. From there, select the Settings option, enter your password, and select Reinstall macOS.

If you are selling your Mac or giving it to someone else, you’ll need to erase and factor reset it and I’ll show you how to do it the right way in this video. This works exactly the same on ...

If you’re trying to erase your startup volume completely—say, to sell it to someone or as a trade-in—you can make use of an easily overlooked option in Disk Utility labeled Erase Volume Group.