Home > Mac Data Wipe > How to Format and Permanently Wipe External Hard Drive on Mac?

How to Format and Permanently Wipe External Hard Drive on Mac?

by Shirly Chen, 2016-03-24

There are many reasons that you want to permanently wipe external hard drive data on Mac. For example, when you are going to toss your old external hard drive in the garbage, you should securely wipe all the data on the drive to prevent recovery by other people. In this technology times, the cyber criminals can easily recover your private data with data recovery software even you have deleted the data or formatted the entire hard drive. The best way to avoid data leakage is completely destroying or wiping the data before you discard or donate your device. Specially, this article will guide you to permanently wipe external hard drive under Mac OS X.

The normal deletion or format operation can’t permanently destroy the data on your external hard drive, it just make your data be hidden. You and other people can easily restore the deleted or formatted data from your external hard drive with Mac data recovery software like Do Your Data Recovery for Mac Professional. If you want to permanently remove your data, you have to find a tool that can destroy the data and overwrite the disk space of the data.

Wiping External Hard drive on Mac with Super Eraser for Mac

Manual data wipe methods are very complicated. For common Mac users, it is very difficult to destroy the data and overwrite the disk space on their own. The Mac data wipe software is the best option. Super Eraser for Mac offers all-in-one data wipe solution for Mac users to permanently wipe data. It will help you securely permanently format or wipe external hard drive on Mac.

Although the data wipe may sound complicated, but it is truly pretty simple using Super Eraser for Mac. The software completes wiping data on external hard drive under OS X within 1-2 steps. Here is the step by step guide for you to wipe external hard drive on Mac.

Step 1: Launch Super Eraser for Mac.
You can conveniently download and install Super Eraser for Mac on your Mac computer. It is compatible with all popular OS X versions including 10.11, 10.10, 10.9, 10.8, 10.7, 10.6 etc.

Step 2: Connect your external hard drive with your Mac via USB cable.

Step 3: Select the external hard drive to wipe data completely.
After connecting the external hard drive with the Mac, Super Eraser for Mac will automatically recognize it. Just choose the Wipe Volume/Device mode. Then select the external hard drive, click on “Wipe Now” to start wiping data on it.

permanently format external hard drive on Mac

It takes time to permanently destroy and wipe the data, please be patient. When the process gets finished, all the data on the external hard drive will be lost forever, can’t be recovered by any data recovery software. But if you want to reuse the wiped external hard drive, when you open it, the system may ask you to format it. Just accept the message, format it with 1 click. This Mac data wipe software is also fit for wiping data on internal Mac hard drive or other storage device like USB drive, Memory card, etc.