MacBook Air 2018 or later MacBook Pro 2018 or later.

The following Macs come with Apple T2 Security Chips: It endows an advanced level of security by leveraging enclave coprocessors. If it’s the case, try Option/ Alt + Command ( ⌘) + R to enter macOS Recovery Mode.įor the uninitiated, T2 Chips are the second generation custom silicon for Mac. Have a Mac With a T2 Chip? Try A Different Keyboard ShortcutĬommand ( ⌘) + R shortcut may not work on your Mac with a T2 Security Chip. That aside, there are many other reasons why macOS Recovery Mode may not work. While Command ( ⌘) + R works on most Macs for entering macOS Recovery, it isn’t the only option. Possible reasons why Command + R isn’t working on Macįirst and foremost, make sure you’re using the right keyboard shortcut.

Install macOS from the bootable installerġ.

Createinstallmedia commands for different macOS versions.

Create a macOS bootable installer on a flash drive.

Use Internet Recovery to reinstall macOS.

Restore a Mac without a Recovery partition.

Try this fix to force the Recovery partition to appear.

Use Terminal to check if your Mac has a Recovery partition.

How to check if Recovery partition is working on Mac.

If your Mac runs macOS X Snow Leopard or earlier.

If your Mac is running macOS Sierra or earlier.

Did you accidentally delete the Recovery partition?.

Possible reasons why Command + R isn’t working on Mac.

So, if Mac Recovery Mode is not working and you can’t figure out why the usual Command ( ⌘) + R process has gone south, you’re at the right troubleshooting guide. While this official troubleshooter works well most of the time, it has had its fair share of issues.

Booting from a startup CD or DVD: Restart yourĬomputer and immediately press the c key.Whether you’re trying to fix a stubborn problem, repair or erase a hard drive, or reinstall the latest macOS version, macOS recovery (launched in 2010 with OS X 10.7 Lion) is the way to go.

Recovery HD volume, which will allow you to performĭiagnostics or reinstall the operating system.

Booting from the recovery volume: In Mac OS Xġ0.7 and later, restart your computer and immediately pressĬommand-r.

Select the one you want to boot from, and then press Icons forĪll available startup volumes will appear. Accessing the startup manager: Restart yourĬomputer and immediately press the Option key.

This new volume will be the default until you change it. Unlike with the other options in this list, from theĪpple menu, and then choose Startup Disk. Running in Mac OS X, select System Preferences. Permanently changing your startup volume: While.Information here may no longer be accurate, and links may no longer be available or reliable.Ĭhoose the option below that best fits your situation: This content has been archived, and is no longer maintained by Indiana University.

Startup disc macbook air