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"Hi, I have been using a 1TB Samsung external hard drive for more than 2 years. Tomorrow, I will give it away to other people. Before I give it forever to that person, I plan to format it on my Mac and permanently erase all existing data and history data to make sure nobody can recover my private files. However, I can't find a solution to format Samsung external hard drive and wipe data under Mac, can you help me?" – JREMEY

There are two easy solutions at hand for Mac users to clean up a Samsung external hard drive under Mac OS. First of all, the users can just delete all the files on the Samsung external hard drive and empty the Mac trash bin. The second, users can erase the Samsung external hard drive use Disk Utility – a built-in application in macOS/OSX. The two methods can help Mac users to clean up the Samsung external hard drive under Mac OS. It is very easy for everyone.

format Samsung external hard drive and permanently wipe data on Mac

However, the two solutions above can't help you to "format Samsung external hard drive and wipe data on it under Mac OS". Whether you delete all the files or erase the hard drive with Disk Utility, the files on your Samsung external hard drive are not lost permanently. Free Mac data recovery software can easily recover the deleted/erased files from your Samsung external hard drive under Mac OS. If you are going to donate/give away/resell your Samsung external hard drive, you should make sure all your sensitive data on it has been permanently destroyed.

Samsung External Hard Drive Data Erasure Software for Mac

In order to achieve the double effects (formatted, data erased permanently), you need special tool – Samsung external hard drive data erasure software for Mac. DoYourData Super Eraser for Mac is one the best Mac data erasure software. It will help you easily format your Samsung external hard drive on Mac and permanently erase all the existing data and history data on it.

DoYourData Super Eraser for Mac

  • Format Samsung external hard drive and wipe data permanently.
  • Support data erasure for hard drive, SSD, USB flash drive, SD card, etc.
  • Ensure the wiped data is gone forever to avoid data recovery.

Why is DoYourData Super Eraser for Mac qualified? With advanced technology, it will destroy all the data, overwrite the disk space while it is formatting the Samsung external hard drive. So once the process gets finished, all the data on your Samsung external hard drive is permanently lost, can't be recovered by any data recovery software or data recovery service. Of course, it is formatted. Just like you get a brand new external hard drive.

Format Samsung External Hard Drive and Wipe Data under Mac OS

DoYourData Super Eraser for Mac offers easy way to format Samsung external hard drive under Mac OS and permanently erase data on it. The software is very easy-to-use and you can follow the steps below to securely wipe data permanently and format Samsung external hard drive on Mac.

Step 1: Choose your Samsung external hard drive.

Connect the Samsung external hard drive to the Mac first. Then start the software DoYourData Super Eraser for Mac from launchpad. Choose mode Wipe Hard Drive, it shows all hard drives. Just choose your Samsung external hard drive.

💡 Tip:
The software will wipe the data permanently, so ensure to choose the right drive to wipe and format with the software. You can disconnect all the other external drives to avoid selecting the wrong drive.

format Samsung external hard drive and permanently wipe data on Mac

Step 2. Choose the data erasure algorithm.

Click on Wipe Now button and go to the next step. There you will be asked to select a data erasure standard. With it, the software can permanently wipe the data from the Samsung external hard drive while formatting it. You can just select one data wiping algorithm from the drop-down list.

If you want to make sure the data is wiped more completely, you can select a data erasure level with more passes. It will take more time and make sure any piece of the files cannot be found and recovered after the data wiping process.

format Samsung external hard drive and permanently wipe data on Mac

Step 3: Wipe and format the Samsung external hard drive on Mac.

Click on Continue button, DoYourData Super Eraser for Mac will securely format and wipe your Samsung external hard drive. Once the process gets finished, all the data on the Samsung external hard drive is erased permanently.

format Samsung external hard drive and permanently wipe data on Mac

DoYourData Super Eraser for Mac will help you completely erase all the existing data and history data on your Samsung external hard drive and format it. It means your data is lost forever. So please back up your important files before you format it with DoYourData Super Eraser for Mac.

FAQs about Formatting Samsung External Hard Drive and Wiping Data

To format Samsung external hard drive with Disk Utility, here is how:
  • Open Finder and access Applications, then Utilities. Find and double-click to open Disk Utility.
  • Connect the Samsung external hard drive to the Mac and ensure it's detected in Disk Utility.
  • Select the Samsung external hard drive at the left side and then click Erase button at the top of the window.
  • Set a name for the drive, then select a file system, like APFS, ExFAT, or others.
  • At last, click Erase button and then it will format the Samsung and remove all the data from the drive.

    format Samsung external hard drive and permanently wipe data on Mac

If you want to format the Samsung external hard drive with commands in Terminal, follow the steps:
  • Open Terminal from Applications and then Utilities folder.
  • First enter the command diskutil list to show all the disks on the Mac. Locate and find the disk information for Samsung external hard drive.

    format Samsung external hard drive and permanently wipe data on Mac

  • Format the drive with the command: diskutil eraseDisk ExFAT MyDrive /dev/disk4 (replace the ExFAT with APFS or others if you want, change MyDrive to any wanted drive name, replace /dev/disk4 with the right disk number on your machine.)

    format Samsung external hard drive and permanently wipe data on Mac

Yes, if you simply formatting the Samsung external hard drive with the above methods on Mac, the formatted data is still recoverable until the data is overwritten by new data.

The data is easy to be recovered after deleting or even formatting the drive. If you want to ensure the sensitive or private information will not be recovered by others, especially when you decide to resell/donate the drive, it's important to wipe the data permanently from the drive first.

To ensure the data is wiped permanently after formatting the Samsung external hard drive on Mac, it's necessary to use professional data erasure tool, like DoYourData Super Eraser for Mac. Here is how to wipe and format Samsung external hard drive with the software:
  • Download and install the data wiping tool to the Mac and run it from launchpad.
  • Connect the Samsung external hard drive to the Mac and ensure it's detected.
  • Change to Wipe Hard Drive mode in the software DoYourData Super Eraser for Mac.
  • Select the Samsung external hard drive from the drive list and click Wipe Now button.
  • Select a data erasure standard and then click Continue button. The software will start to format the drive and wipe data permanently.

  • DoYourData Super Eraser for Mac
  • Donemax Data Eraser for Mac
  • Magoshare AweEraser for Mac

Conclusion:

Formatting Samsung external hard drive is simple on Mac. You can use Disk Utility to erase an format the drive directly. However, if you want to ensure the data is gone forever, it's not enough by simply formatting it. With data recovery software, it's easy to recover the formatted data.

To ensure the data is also wiped permanently while formatting the Samsung external hard drive on Mac, it's essential to use a third-party data erasure tool. DoYourData Super Eraser for Mac is able to wipe data completely and format drive on Mac. Before wiping the drive, it's necessary to check and back up the important files to another safe place first. Then follow this guide to format the Samsung external hard drive and wipe data.

DoYourData Super Eraser for Mac

DoYourData Super Eraser for Mac

DoYourData Super Eraser for Mac is a 100% safe, powerful and easy-to-use data erasure program. It offers certified data erasure standards including Peter Gutmann, U.S. Army AR380-19, DoD 5220.22-M ECE to permanently erase data from Macs and external devices, making data recovery be impossible.

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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