macOS Recovery is part of the built-in recovery system of your Mac. You can start up from macOS Recovery and use its utilities to recover from certain software issues or take other actions on your Mac.
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How to start up from macOS Recovery
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- Turn on your Mac and immediately press and hold these two keys: Command (⌘) and R. Need help?
- Release the keys when you see an Apple logo, spinning globe, or other startup screen.
- You might be prompted to enter a password, such as a firmware password or the password of a user who is an administrator of this Mac. Enter the requested password to continue.
- Startup is complete when you see the utilities window:
- After starting up from macOS Recovery, select a utility, then click Continue:
- Restore From Time Machine Backup:Restore your Mac from a Time Machine backup.
- Reinstall macOS: Download and reinstall the Mac operating system.
- Get Help Online: Use Safari to browse the web and find help for your Mac. Links to Apple's support website are included. Browser plug-ins and extensions are disabled.
- Disk Utility: Use Disk Utility to repair your disk or erase your disk or other storage device.
Additional utilities are available from the Utilities menu in the menu bar: Startup Security Utility (or Firmware Password Utility), Network Utility, and Terminal.
- To quit macOS Recovery, choose Restart or Shut Down from the Apple menu . If you want to choose a different startup disk before quitting, choose Startup Disk from the Apple menu.
If you can't start up from macOS Recovery
If your Mac can't start up from its built-in macOS Recovery system, it might try to start up from macOS Recovery over the Internet. When that happens, you see a spinning globe instead of an Apple logo during startup:
To manually start up from Internet Recovery, press and hold either of these key combinations at startup:
- Option-Command-R
- Shift-Option-Command-R
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If startup from Internet Recovery is unsuccessful, you see a globe with an alert symbol (exclamation point):
In that case, try these solutions:
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- Make sure that your Mac can connect to the Internet. If you're not prompted to choose a Wi-Fi network during startup, move your pointer to the top of the screen, then choose a network from the Wi-Fi menu , if available.
- Press Command-R at startup to try using the built-in Recovery system instead of Internet Recovery.
- Connect to the Internet using Ethernet instead of Wi-Fi, or vice versa.
- Connect to the Internet from a different Wi-Fi or Ethernet network. Your network configuration might not allow the Internet access that macOS Recovery needs.
- Try again later, because the issue might be temporary.
- Start up from another disk or volume, if available, or use a bootable installer to reinstall macOS.
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If you still need help, please contact Apple Support.