External hard drive is great device act as a supplement of your Mac computer storage. Usually you can use the external drive as backup drive to free more space on your Mac. Also, it’s great to transfer data from computer to computer with an external drive. If there are some private/sensitive files, you may also save the files to an external drive instead of on the Mac internal drive.

permanently erase data from external hard drive on Mac

Sometimes, you may also want to delete the data on external drive. For example, if you don’t need some files anymore and also want to destroy the data completely. If you want to sell an old external drive, you also need to permanently erase data from external hard drive on Mac first.

Some Mac users may consider to deleted the files or format the drive directly to remove the files. However, both these ways are not safe. In most cases, there is a very high chance to recover deleted or formatted data from external drive on Mac. It’s very easy to do that by at least 20 Mac data recovery software. So in order to securely erase external hard drive on Mac, you will need the reliable data erasure software.


Choose proper Mac erasure software to erase external drive data

As mentioned, if you only delete the files or format the external hard drive, the data is still on the drive. The space of the deleted/formatted data is still intact without overwriting. That’s why it’s possible to recover the data in such cases. To avoid data recovery after you clean up the external drive on Mac, you need to ensure the space of the erased data is overwritten in some professional ways. Only then, the wipe data is no longer recoverable on the external hard drive.

TS DataWiper for Mac, as most reliable data erasure tool, use different international erasure standards to wipe data, such as HMG Infosec Standard 5, Peter Gutmann's algorithm 2, U.S. Army AR380-19, DOD 5220.22-M ECE, Peter Gutmann's algorithm 35. It can securely and permanently erase data from external hard drive on Mac. You can download it now to have a try directly.

TS DataWiper

The most powerful data erasure software to permanently erase data.

With the software, you can choose different ways to wipe the data from external hard drive on Mac. You can choose to wipe files or the drive. It can help you with different options in any cases. Also, the tool is simple to use with intuitive interfaces. You can also use the software to wipe data from USB flash drive, memory card, SSD, or any other storage media on Mac.


Permanently erase data from external hard drive on Mac in different ways

The software provides 3 different options to help users permanently erase data from external hard drive on Mac. You can use a proper option in your particular case. Now please read carefully about how the 3 options work.

Option 1. Erase files/folder from external hard drive on Mac.

If you only want to shred some individual files/folder on the external hard drive, this option can accomplish the task very well. It only erase the chosen files/folders without affecting the other data on the drive.

permanently erase data from external hard drive on Mac

Option 2. Erase entire external hard drive on Mac.

In this mode, you can choose to erase the external hard drive directly. It will wipe all the existed or deleted data on the external hard drive. It will be simple to use if you want erase all the data without selecting all the files manually.

permanently erase data from external hard drive on Mac

Option 3. Erase free space of external hard drive on Mac.

Sometimes, you removed some sensitive data from the external drive but not sure if the removed data is completely shredded, then you can choose this option to wipe the free space directly. Then all the deleted/lost data on the drive will be totally erased.

permanently erase data from external hard drive on Mac

Data is priceless, so we suggest you always be careful when deciding to wipe data from external hard drive or any other drives. Please first back up the needed files. Then you can download TS DataWiper for Mac to wipe your photos, videos, documents, emails, audio files, or any other data on your drive.

TS DataWiper

The most powerful data erasure software to permanently erase data.

TS DataWiper

TS DataWiper

Powerful, safe and easy-to-use data erasure software.