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Now, you should see the Apple T2 chip on the right if your Mac supports it. Next select Controller or iBridge in the sidebar. Now, press and hold the Option key and select System Information. Click the Apple icon at the top left corner of the screen. Note: There’s also an option to check whether your Mac has a T2 chip or not.

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.

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.