How Format A Usb For Osx Intall Download The Recovery
How Format A Usb For Osx Intall How To Securely Wipe

Dont just delete your user profile and call it a dayyoull want to completely wipe it.

Shut down your Mac, turn it on while holding down CommandR.

Your Mac will boot into the recovery partition.

On those devices, hold Option while turning your computer on, then select the recovery partition instead.

How Format A Usb For Osx Intall Download The Recovery

You can access recovery without a partition using Network Recovery: hold CommandShiftR while turning on your Mac and it will download the Recovery features for you.

Failing that, you can create a bootable USB installer for macOS Sierra, and boot from that by holding Option while turning on your Mac.

Your user accounts and files will stay exactly where they areonly your operating system will be overwritten.

We recommend backing up files before you do this, just in case, but otherwise youre ready for step three.

How Format A Usb For Osx Intall How To Securely Wipe

Weve shown you how to securely wipe a hard drive with your Mac, and doing so in Recovery Mode isnt really different from doing so within macOS.

If not you can find Disk Utility in the menu bar: click Utilities then Disk Utility.

You only need to write over a drive once to securely wipe it, but if youre paranoid you can also wipe it three or five times.

Just give your drive a name (I recommend Macintosh HD, just for consistencys sake), then click Erase to start the overwriting process.

If you choose three or five passes, you might want to leave this running overnight.

If you booted from a functioning recovery partition, click the Reinstall macOS button.

Eventually your Mac will restart and ask you to create an account.

If youre giving your Mac away, or selling it, I recommend that you simply shut down at this point and let whoever youre giving your Mac to create their own account.

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