This option allows you to reinstall the latest version of macOS that was installed on your Mac.
Hold down Command-R while starting your Mac to access the built-in recovery tools, including Disk Utility.MacOS Recovery mode is used to install and reinstall macOS operating system.
How to access Mac boot modes and what they do: Here is a list of the different Mac startup keys and boot commands: Or you can boot into Recovery Mode and run Disk Utilities to repair your disk, or, at worst, reinstall macOS. If your Mac won’t start up in regular boot mode, or if it starts up but behaves erratically, you need to be able to diagnose the problem and fix it.ĭifferent boot modes allow you to, for example, start your Mac with only the bare minimum of extensions loaded, so you can figure out if they are at the root of the problem. The simple answer is: to allow you to troubleshoot problems. Why are there different Mac boot options? But did you know there are several other Mac boot commands? These useful combinations help start up the Mac properly and fix system errors. We all know that when you want to start up your Mac, you just press the power button and when you want to restart, you visit the Apple menu and choose Restart from there.
But to help you do it all by yourself, we’ve gathered our best ideas and solutions below. So here's a tip for you: Download CleanMyMac to quickly solve some of the issues mentioned in this article.