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How do I securely wipe my Mac before selling it?
Shut down your Mac, then turn it on and immediately press and hold these four keys together: Option, Command, P, and R. Release the keys after about 20 seconds. This clears user settings from memory and restores certain security features that might have been altered.
How do you make sure deleted files can’t be recovered Mac?
To make sure your deleted files stay unrecoverable, delete the file by dragging to Trash Bin. Now, go to Finder-> Click Secure Empty Trash. Performing this action will remove the file from Mac’s directory and also the hard drive occupied by the file is overwritten with junk.
How to securely erase your Mac hard drive?
Let’s begin! 1 Restart your Mac and hold down the following button combination: Option + Command + R 2 The computer will begin to boot into the MacOS Recovery mode. 3 Open Disk Utility to begin the disk erasing process. 4 Click on the Erase button at the top of the Disk Utility, this brings up our disk formatting options.
What happens if I erase everything on my MacBook Air?
Erasing your Mac permanently deletes all of its files, so make sure that you make a backup of any files that you want to keep. If you’re attempting to restore your Mac to factory settings, first learn what to do before you sell, give away, or trade in your Mac.
How to erase an Intel-based Mac-Apple support?
How to erase an Intel-based Mac 1 Before erasing your Mac. Make a backup of any files that you want to keep. 2 Use Disk Utility to erase your Mac. Start up from macOS Recovery: Turn on your Mac, then immediately press and hold these two keys until you see an Apple logo 3 If you don’t see Macintosh HD in Disk Utility. 4 Learn more.
How do you delete a SSD on a Mac?
Launch Disk Utility. Select the disk (boot SSD). Select Unlock “volume name” from the File menu. Enter that saved password. Now erase the disk normally, using the standard erase option. This deletes the FileVault key. The SSD now contains only unreadable, encrypted garbage.