Wipe Mac Drive

To wipe your mechanical drive, open Disk Utility, which you'll find in Applications Utilities. Connect the drive you want to securely delete, then click it in the sidebar. Make sure you click the drive you want to securely delete: you do not want to erase some other hard drive by mistake! When you're ready, click the 'Erase' button. Reader Jim Bradley seeks a way to securely wipe the data from his hard drive. He writes: Some time back there was an ad for software that would erase hard disks with the method approved by the U.S. The newer APFS is best for solid-state drives, and Mac OS Extended (Journaled) is best for older, mechanical hard drives. Scheme: Choose GUID Partition Map. Next, click Erase and after Disk.

1. Wipe A Mac Hard Drive
2. Wipe Mac Drive

Moving to a new Mac? Before taking these steps, you can use Migration Assistant to move your files from the old Mac to your new Mac.

Create a backup

Make sure that you have a current backup of your important files. Learn how to back up your Mac.
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Sign out of iTunes in macOS Mojave or earlier

If you're using macOS Mojave or earlier, open iTunes. From the menu bar at the top of the screen or iTunes window, choose Account > Authorizations > Deauthorize This Computer. Then enter your Apple ID and password and click Deauthorize.

Learn more about deauthorizing computers used with your iTunes account.

Sign out of iCloud

If you're using macOS Catalina or later, choose Apple menu  > System Preferences, then click Apple ID. Select Overview in the sidebar, then click Sign Out.

If you're using macOS Mojave or earlier, choose Apple menu  > System Preferences, click iCloud, then click Sign Out.

You will be asked whether to keep a copy of your iCloud data on this Mac. You can click Keep a Copy, because you're erasing your Mac later. Your iCloud data remains in iCloud and on any other devices that are signed in to iCloud with your Apple ID.

Sign out of iMessage

If you're using OS X Mountain Lion or later, open the Messages app, then choose Messages > Preferences from the menu bar. Click iMessage, then click Sign Out.

Reset NVRAM

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.

Learn more about resetting NVRAM or PRAM.

Optional: Unpair Bluetooth devices that you're keeping

If your Mac is paired with a Bluetooth keyboard, mouse, trackpad, or other Bluetooth device that you plan to keep, you can unpair it. This optional step prevents accidental input when the Mac and device have separate owners but remain in Bluetooth range of each other.

If you're unpairing Bluetooth input devices from a desktop computer such as an iMac, Mac mini, or Mac Pro, you must plug in a USB keyboard and mouse to complete the remaining steps in this article.

Wipe A Mac Hard Drive

To unpair a Bluetooth device, choose Apple menu  > System Preferences, then click Bluetooth. Photoshop cs3 download mac. Move your pointer over the device that you want to unpair, then click the remove (x) button next to the device name.

Erase your hard drive and reinstall macOS

The best way to restore your Mac to factory settings is to erase your hard drive and reinstall macOS.

After macOS installation is complete, the Mac restarts to a setup assistant that asks you to choose a country or region. To leave the Mac in an out-of-box state, don't continue setup. Instead, press Command-Q to shut down the Mac. When the new owner turns on the Mac, the setup assistant guides them through the setup process.

No matter the model or condition, we can turn your device into something good for you and good for the planet: Learn how to trade in or recycle your Mac with Apple Trade In.

1. Insert the Mac OS X Install disc that came with your computer, then restart the computer while holding the C key.

2. When your computer finishes starting up from the disc, choose Disk Utility from the Installer menu. (In Mac OS X 10.4 or later, you must select your language first.)

*Important: Do not click Continue in the first screen of the Installer. If you do, you must restart from the disc again to access Disk Utility.*

3. Click the Erase tab.

Wipe Mac Drive

4. Click the disclosure triangle to the left of the hard drive icon to display the names of your hard disk volumes and partitions.

5. Select your Mac OS X volume.

6. Highlight the drive, select Partition Tab, then Format type.. MacOS Extended Journalled, select the Security Options button, choose Zero Out Data, Erase.. after completion do a new install.

Or..

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Open System Preferences>Accounts, unlock the lock, click on the little plus icon, make a new admin account, log out & into the new account.

In the same pref pane highlight your old account, click the little minus icon, then use Disk Utility to Secure Erase Free Space.

Dec 8, 2019 7:55 PM