How To Erase Hard Drive On Mac Before Selling It

How To Erase Hard Drive On Mac Before Selling It

For Mac Optimization How-To Macintosh

If you’re ready to sell or trade your macOS for something newer, you’re probably thinking about wiping all your hard drive data. After all, securely erasing data ensures that no personal information or private files are transferred to anyone.

If you think that deleting your stuff & then emptying the Trash, would permanently erase your data, then you’re mistaken! Today we’ll talk about How To Erase Hard Drive On Mac Securely before tossing it out!

Erase Hard Drive On Mac

How To Erase Hard Drive Without Losing Data?

You can manually back up all your files and apps by copying everything to an external drive or iCloud. However, the faster & more secure way to do so is through a third-party tool like Right Backup. It is one of the easiest, safest & most protected online storage platforms that keeps all your important photos, videos, documents, and other data in one place.

The backup service supports all versions of operating systems including Windows, macOS, Android & iOS. Since Right Backup works on AES-256 encryption, so it ensures the highest level of security for your files. It also offers a 12-hour automatic backup option that can be customized according to your preferences for taking a backup of all your data on a scheduled date and time.

Right Backup

How To Erase Hard Drive On Mac: Recommended Way

For some users, formatting hard drives manually on Mac can be an annoying process. Also, reinstalling the macOS can be a time-taking process. So, if you’re in a hurry & don’t want to follow the whole process, there’s a shortcut to secure delete data on mac with the help of a Shredder Utility like TuneUpMyMac.


It’s an effective & power-packed utility designed to keep your macOS cleaned, optimized and protected.  It features a plethora of tools to make your computer run faster than ever. Its Shredder module can be of great help to keep the privacy and security of your mac intact. It securely removes all the private information and makes them unrecoverable.

Hence, no dedicated Mac Recovery Software would be able to recover the data!

To erase the hard drive on Mac with TuneUpMyMac follow the steps below:

  • Install & launch TuneUpMyMac
  • On the main dashboard > Under Security module > choose Shredder
  • You’ll be presented with Shredder window > Add files & folders you wish to remove permanently from your mac.

TuneupMyMac- file shredder for Mac

Click on the Shred icon to wipe hard drive data on mac securely!

Are There Any Additional Features Of TuneUpMyMac?

Of course, TuneUpMyMac Is A Robust Cleaning & Optimizing Utility designed for macOS. It allows you to get rid of unwanted files, duplicates, junks, caches, logs, and other useless apps. You can try using its One-Click Cleaning feature that makes the process of performing multiple cleaning easy and time-saving.  It also features modules like Uninstaller, Startup Manager & other Privacy features which makes it one of the must-have software for macOS.
To Clean Your Mac Effectively With TuneUpMyMac:

  • Download & Install TuneUpMyMac using the button below.
  • Click on One Click Cleaning option followed by Start System Scan. The scan will let you know about how much Junk your computer has.
  • Once the scanning gets completed, click on the Clean Now button.

TuneUpMyMac Interface

Allow TuneUpMyMac to complete the cleaning process!

You Might Want To Read About: Best Antivirus Software For macOS

How To Erase Hard Drive On Mac: Manual Way

It’s time to give your macOS a fresh start. Go step by step to wipe hard drive data:

STEP 1 – Restart Your Mac In Recovery Mode

Go to the Apple Menu located at the top-left corner of your screen & restart your machine. As soon as the Mac begins to restart > press & hold Command + R keys altogether to get into Recovery Mode.

STEP 2 – Erase Hard Drive On Mac Via Disk Utility

From the macOS Utilities Window > Access Disk Utility > Continue > Choose the Startup Disk > Select Erase button from the footer of the window > Next, select Mac OS Extended (Journaled) > Click Erase!

When the wiping gets completed > head towards the Disk Utility & choose to Quit Disk Utility!

STEP 3 – Reinstall Operating System

That was easy right? You’ve successfully formatted your hard drive & now you can reinstall the new OS to make it a new one. Reinstalling macOS is super-easy, boot into Recovery Mode and select the option to Reinstall macOS from the macOS Utilities application > select Continue to begin the installation process!

Reinstall Operating System

Things To Keep In Mind While Wiping Hard Drive on Mac

There are certain things that should be kept in mind before you securely delete data on Mac:

1. Deauthorize Your iTunes Account

Chances are that your iTunes account is connected to your machine. If yes, then the new owner would be able to access it. Here’s how you can sign out of iTunes:

  • Launch iTunes on your macOS.
  • Click on Account
  • Authorizations > Deauthorize This Computer
  • Enter your Apple ID & Password to proceed
  • Confirm Deauthorize

deauthorize itunes

2. Sign Out Of iMessage & iCloud

Similar to iTunes, you are required to sign out of your iCloud account too. If you aren’t signed out, then the new owner will somehow be able to access it. To disable iCloud and sign out from iMessage, follow the instructions below:

To turn off iCloud:

  • Apple Menu
  • System Preferences > Choose iCloud
  • Click Sign Out
  • Confirm to remove data from your Mac

To sign out of iMessage:

  • Launch Messages
  • Click Messages located at the top-left corner > Preferences
  • Choose your iMessage account
  • Click to Sign Out

sign out of iMessage

3. Turn Off FileVault

You must be aware of how Filevault encrypts your important data & prevents your hard drive from unauthorized access. But now that you’re all set to erase the hard drive on mac, it would be a great idea to turn off FileVault.

To disable FileVault on macOS, follow the steps below:

  • Go to Apple Menu
  • Click on System Preferences
  • Under Security & Privacy > click on FileVault > Click on the Lock icon to Unlock FileVault
  • Type & Enter Administrator Name & Password to turn off FileVault

Turn Off FileVault

4. Remove Touch Bar Data

Make sure that your Touch Bar has no data stored, to erase those files & information, follow the steps below:

  • Right after your macOS restarts, press & hold Command + R keys altogether
  • Select Utilities > Terminal from Utilities window
  • Execute the following command in Terminal: xartutil – -erase-all
  • Hit Return & type Yes when asked about confirmation
  • Hit Return button again
  • Choose Terminal > Quit Terminal

All your Touch Bar Data would be successfully erased!

Now that you’ve fruitfully signed out of all the services and backed up all your important stuff. You’re all set to permanently delete data on mac.

You Might Want To Read About: Best Mac Apps & Utilities For Better Productivity

Wiping Your Hard Drive On Mac Is Dead Simple!

 Erasing hard drive on mac might sound confusing at first place. But with powerful yet simple tool like TuneUpMyMac, you can shred all your data securely without any hassles!

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