If you plan to give away, sell, or trade in your Mac, the first thing you should do is erase the data on it and perform a factory reset. This article shows you how. This controls many of the important hardware processes of your Mac, like battery charging, sleep modes, and more. If something has gone wrong, resetting the SMC is a quick way to fix it. Reset NVRAM NVRAM (nonvolatile random-access memory) is a type of memory your Mac uses to store certain settings, such as your selected startup disk, sound volume, screen resolution, and the last kernel panic. Resetting NVRAM will restore certain features you might have changed previously. Shut down your Mac. How to put an Intel Mac into Recovery mode: Click the Apple logo in the top left of your screen, and choose Restart When your Mac shuts off and powers back on, press and hold Cmd + R until you see the Apple logo.
These key combinations apply only to Mac computers with an Intel processor, not Mac computers with Apple silicon.
To use any of these key combinations, press and hold the keys immediately after pressing the power button to turn on your Mac, or after your Mac begins to restart. Keep holding until the described behavior occurs.
- Command (⌘)-R: Start up from the built-in macOS Recovery system. Or use Option-Command-R or Shift-Option-Command-R to start up from macOS Recovery over the Internet. macOS Recovery installs different versions of macOS, depending on the key combination you use while starting up. If your Mac is using a firmware password, you're prompted to enter the password.
- Option (⌥) or Alt: Start up to Startup Manager, which allows you to choose other available startup disks or volumes. If your Mac is using a firmware password, you're prompted to enter the password.
- Option-Command-P-R:Reset NVRAM or PRAM. If your Mac is using a firmware password, it ignores this key combination or starts up from macOS Recovery.
- Shift (⇧): Start up in safe mode. Disabled when using a firmware password.
- D: Start up to the Apple Diagnostics utility. Or use Option-Dto start up to this utility over the Internet. Disabled when using a firmware password.
- N: Start up from a NetBoot server, if your Mac supports network startup volumes. To use the default boot image on the server, hold down Option-N instead. Disabled when using a firmware password.
- Command-S: Start up in single-user mode. Disabled in macOS Mojave or later, or when using a firmware password.
- T: Start up in target disk mode. Disabled when using a firmware password.
- Command-V: Start up in verbose mode. Disabled when using a firmware password.
- Eject (⏏) or F12 or mouse button or trackpad button: Eject removable media, such as an optical disc. Disabled when using a firmware password.
If a key combination doesn't work
Mac Mini Hardware Reset
If a key combination doesn't work at startup, one of these solutions might help:
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- Press and hold all keys in the combination together, not one at a time.
- Shut down your Mac. Then press the power button to turn on your Mac. Then press and hold the keys as your Mac starts up.
- Wait a few seconds before pressing the keys, to give your Mac more time to recognize the keyboard as it starts up. Some keyboards have a light that flashes briefly at startup, indicating that the keyboard is recognized and ready for use.
- If you're using a wireless keyboard, plug it into your Mac, if possible. Or use your built-in keyboard or a wired keyboard. If you're using a keyboard made for a PC, such as a keyboard with a Windows logo, try a keyboard made for Mac.
- If you're using Boot Camp to start up from Microsoft Windows, set Startup Disk preferences to start up from macOS instead. Then shut down or restart and try again.
Remember that some key combinations are disabled when your Mac is using a firmware password.
Mac Hardware Reset
- Keyboard shortcuts that you can use after your Mac has started up.
Mac Hardware Reset Smc
How to Perform a Hard Reset
Mac Hardware Reset Disk
Use the below steps if the following is met:
Reset Hardware On Mac
- The phone is on a boot loop and no longer going to the home menu
- The default password or mac password don't work
- If its a 3rd party phone
- The account is already canceled and you cannot access the account manager to download the extension CSV
Mac Hardware Reset
- Reboot the phone and wait for the starting application.
- While the phone is in the starting application wait for the cancel button to appear then press it.
- The phone will show a 7 seconds count down. This is the only open window to press the key combination to go to the hard reset page.
- VVX series (VVX300, 301, 310, 311, etc): Press and hold 1 3 5 within the 7-second count down until it prompts you to the password page
- Sound Point IP 335: Press and hold 1 3 5 7 within the 7-second count down until it prompts you to the password page
- Sound Point IP series (IP550,560,570, etc): Press and hold 4 6 8* within the 7-second count down until it prompts you to the password page
- Conference Phone IP5000, 6000, 7000: Press and hold 1 3 5 7 within the 7-second count down until it prompts you to the password page
- Enter the device's MAC ID as the password (e.g 0004f28619dc).
- Press the 2nd soft key that corresponds to the mode or (encoding) to change it to A->abc or a->abc.
- To get letter 'F'
- Press 3 three times.