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Data erasure is the best method to completely erase data from a hard drive or digital device to prevent data recovery. In this article, we will show you an easy and reliable macOS Big Sur data erasure tool, and use it to securely and permanently erase data from HDD, SSD or digital device under macOS Big Sur.

macOS Big Sur data erasure

How to permanently erase data in macOS Big Sur? Deleting data from Mac OS is one of those steps that may be difficult for several reasons. One of them is because Mac OS has a fairly strict system that makes it difficult for users to permanently delete data.

If you are in the midst of permanently deleting data from Mac OS Big Sur system for some reason, such as wanting to sell your MacBook, then there are a number of steps you can take. One of the recommended methods is to use a macOS Big Sur data erasure tool - DoYourData Super Eraser for Mac. We'll see why this method is so safe and easy. But before that, let's cover the conventional method if you want to try it.

1. Format and Quick Format SSD under macOS Big Sur

You can use the conventional method, namely by using the SSD Format and Quick Format features on the Mac. The way to do this is as follows.

  • Open Disk Utility, this is the built-in software from Mac OS which is commonly used to completely erase data without leaving any residue.
  • After the software opens, please click on the Erase menu at the top. This menu will sweep all the contents of a folder or Drive that you select.
  • Done.

format hard drive on macOS Big Sur

This method has weaknesses. First, Disk Utility cannot format a drive containing a file system. So if you want to format the whole disk, you can't go this way. Second, Disk Utility does not permanently delete data. Even though it looks permanent, you can still recover data using Mac Data Recovery App. So, this method is not safe.

2. Using macOS Big Sur data eraser - DoYourData Super Eraser for Mac

This is the second method and is the recommended method. Here are the steps you should take to be able to permanently delete data under macOS Big Sur. DoYourData Super Eraser for Mac is an award-winning Mac data erasure application. It offers certified data erasure methods to help Mac users securely and permanently erase data from HDD, SSD, memory card, USB flash drive, digital camera, etc. Once your data is erased by DoYourData Super Eraser for Mac, the erased data is gone forever, can’t be recovered by any data recovery software. If you want to permanently delete or erase data in macOS Big Sur, just download DoYourData Super Eraser for Mac.

Download and install DoYourData Super Eraser for Mac on your Mac, then open it. It offers three flexible modes to help you securely and permanently erase data, making data recovery be impossible.

Mode 1. Permanently shred files in macOS Big Sur.

Please select this mode if you want to delete specific files or folders without erasing the entire disk contents. Select the files/folders and then click "Erase Now".

permanently delete files on macOS Big Sur

Mode 2. Wipe hard drive in macOS Big Sur.

This is the best way to clean all the contents of the SSD you want. Select this menu and choose which drive you want to clean. After that, click "Wipe Now" to start the cleaning process. All the data on the hard drive will be permanently erased.

wipe hard drive on macOS Big Sur

If you want to sell or give your Mac to someone else or just want to clean the SSD, then this mode is the right choice.

Mode 3. Erase deleted data in macOS Big Sur.

This is the third mode you can use to erase the deleted data on your hard drive. It will not affect the existing data on your hard drive.

erase deleted data on macOS Big Sur

DoYourData Super Eraser for Mac is 100% safe data erasure software. It will not cause any damage to your SSD, HDD or macOS Big Sur system. It also can help you uninstall useless applications, clear browsers’ caches, and format hard drive, etc. Download it here:

DoYourData Author

Written & Updated by Shirly Chen

Shirly Chen has been writing data recovery, data erasure articles for DoYourData over 4 years. She has been working as a professional website content writer & editor for quite a long time. She also writes articles about disk clone, Mac optimization, disk backup, etc.

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