You may need to enter your password if you see a lock, choose a volume you want to recover, or enter your admin account.

If you want to reinstall the version of macOS that came with your Mac or the nearest one that’s still available, hold down Shift-Option-Command-R.

To install the latest version of macOS that is compatible with your Mac, hold down Option-Command-R instead.

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.

Next, press either of the following combinations:.

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 go to 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.

Macbook pro startup key combinations