How to Erase Hard Drive Data

Summary: If you want to discard or sell your hard drive or want to give it away to your friends for use, erase your hard drive beyond recovery and keep your confidential data protected from unauthorized access. Read this blog to learn how to erase a hard drive. You can opt for a powerful file eraser tool for quick action.

Ideally, users tend to permanently delete files or format entire drive volumes to destroy their confidential data so that no unauthorized person can access them. However, note that data after the deletion or formatting of the drive can still be recovered using data recovery software.

Therefore, if your hard drive is at the end of its lifecycle or you want to sell it or lend it to your friends or family, it’s better to Erase your data permanently from the hard drive. If you don’t know how to erase hard drive securely, read this blog for a comprehensive list of methods you can follow.

Why Should You Opt for Hard Drive Erasure?

Your hard drive may contain confidential files or sensitive photos, videos, or documents. Simple file deletion or drive formatting is not enough to prevent it from falling into the wrong hands since anyone with malicious intentions can recover it using a data recovery tool. This might threaten your privacy and make you a victim of data leaks or theft. Hence, data wiping from a hard drive is important.

What Does Data Erasure Mean?

Data erasure or wiping is when the existing or deleted data on the hard drive is overwritten with zeroes, ones, and random patterns. Be it a hard drive, solid-state drive, USB drive, or other storage media, overwriting ensures the data is irrecoverable, thus protecting it from unauthorized access.

How to Erase Hard Drive?

You can try the following methods to learn how to wipe hard drives to ensure that no one with unauthorized access can retrieve your confidential data.

#1 Full Format your Hard Drive

Two ways to format the hard drive are Quick format and Full Format. The Quick Format option only deletes the file pointers to make the drive space available for new data. However, the data remains inaccessible to you, which can be quickly recovered using data recovery.

Hence, if you want to wipe clean a hard drive, choose the Full Format option. It allows you to write zeroes in random combinations to the whole disk partition to remove any existing or deleted data. Additionally, it checks for bad sectors on the drive.

If you choose the full format option for hard drive erasure, your files, folders, and other data will be permanently wiped. To wipe clean a hard drive with the Full Format command, follow the below steps:

A. Full Format through File Explorer

Once done, close the window. You can crosscheck by accessing the drive whether any data is left.

B. Full Format through Disk Management

You can also do the full format of the hard drive from Disk Management. Follow the given steps:

The hard drive will be formatted, overwriting your data with zeroes.

Note: Full Format is time-consuming since it overwrites the data bit-by-bit from each hard drive sector.

When to Use

Use the Full Format option to wipe data from the entire drive volume and eliminate sensitive or private data.

Limitations:

You can’t fully format the Local Disk (C:) drive volume in the Windows system. Whenever you try to do so, it will display a pop-up box explaining that this action may cause your system to stop working. It can’t erase anything from the C: Drive, which contains the most confidential information about your online and offline activities in application traces, system traces, and internet activities.

#2 Use SDelete Utility

SDelete (Secure Delete) is a Windows built-in command-line utility or software to erase hard drive data, including deleted or encrypted files. SDelete executes the DoD (Department of Defense sanitizing standard to assure you that data erased with this utility is gone permanently. Follow the given steps to completely wipe the hard drive:

Locate the SDelete file location. For example, if the location of the SDelete file is D:\tools, then type cd D:\tools and press Enter.

Afterward, type SDelete with the file path/location address and hit Enter. For example, type sdelete d:\ tools\mytext.txt and hit Enter to wipe mytext.txt (file name) stored in the given folder/location.

Read MoreHow to Use SDelete in Windows?

Note: SDelete accepts wild card characters as a part of the file specifier or directory. It doesn’t delete file names but deletes their data in the allocated space on a logical disk. The ‘allocated space’ on a drive is when file pointers are deleted but the file data remains in an inaccessible state.

When to Use

If you are familiar with Command Line tools, use SDelete. You can erase one or more files and folders from your hard drive using the SDelete utility.

Limitations:

#3 Stellar File Eraser

You can wipe your hard drive with the above-discussed methods. However, to ensure that your files and other data are erased beyond the scope of recovery in any way, go with the best software to wipe the hard drive, i.e., Stellar File Eraser.

It is a powerful Do-it-Yourself (DIY) software that follows data erasure algorithms approved by the US Department of Defense and other international erasure standards to acquire high data privacy. The software erases files and folders and efficiently cleans and wipes the browser history, system and app traces, etc., from your system. A Scheduler feature allows you to schedule the data-erasing tasks at a given date and time. Once set up, the Scheduler will perform the data erasure task accordingly. Read the following steps carefully to learn how to wipe hard drive data.

Once done, you’ll be prompted with a completed message for the erasure task.

When to Use

Wipe your Hard Drive Data Permanently!

Whether a hard disk drive or an SSD, ensuring that your sensitive data doesn’t fall into the wrong hands is a matter of concern. However, by now, you must know how to erase hard drive files, folders, photos, documents, and other data using the methods discussed in this article.  Of all the methods, we recommend you to proceed with Stellar File Eraser software. The easy-to-use software is the best way to wipe a hard drive, leaving no trace of your data behind. 

Frequently Asked Questions:

1. How to format a USB drive?

Formatting a USB drive is quite similar to formatting any storage drive, which can be done through the Windows system by choosing either Quick or Full Format. However, to leave no chance for malicious people to find a loop to access your data, it’s recommended to ERASE/WIPE it. Learn how to format and wipe data permanently from a USB drive.

2. How can I erase my Windows data?

You can erase private data permanently on a Windows PC or laptop with the following methods:

3. Can you ever entirely wipe a hard drive?

Yes. Using advanced data erasure software to erase or wipe any storage media drive, including hard disk, SSD, and USB drive, you can rest assured that your data is deleted forever.

4. Can a wiped hard drive be reused?

Once permanently erased using a dedicated file erasure software, hard drives can safely be reused in any PC or laptop.

5. I have wiped out my hard drive with data-wiping software. Can the data still be recovered?

No. Data and its traces cannot be recovered if you’ve erased or wiped out your hard drive using powerful wiping software.

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