EaseUS Partition Master

How to Unpartition a Hard Drive on Windows 11/10/8.1/8/7

You are going to learn at least three ways to unpartition a hard drive on Windows 11/10/8.1/8/7. You can unpartition a hard drive with Disk Management, DiskPart, or EaseUS Partition Master. Follow this guide to remove partitions from a hard drive.

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Updated by

Tracy King

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Updated on Apr 19, 2024

"Unpartition" My Hard Drive: 
"Several years back I partitioned my C drive and created a D drive with much more space than I probably should have. Now I need to make more free space from D and put it back to C which had less than 3 GB remaining. Is this somehow possible?" - posted by dougroberts3 from Microsoft Community

how can I unpartition my hard drive

If you want to add unallocated space to another hard drive for extending space, you need to unpartition a hard drive. Unpartitioning a hard drive means deleting or removing partitions on a hard drive or SSD. Move on and follow the provided methods below, you can successfully unparition a hard disk on your own.

Overview of Everything You Need to Unpartition a Hard Drive:

✍️Goal Unpartition a hard drive, delete volume and make partition for disk partitioning.
🎈Preparations 1. Prepare a disk for unpartitioning. 2. Healthy and running Windows PC. 3. Get reliable tool for disk unpartitioning.
✂️Tools #1. EaseUS Partition Master - Easiest; #2. Disk Management; #3. DiskPart.
💻Supported OS Windows 11/10/8.1/8/7 and Windows Vista/XP, and Windows Servers.

1 - Unpartition a Hard Drive with EaseUS Partition Master

This is the easiest way to unpartition a hard drive on Windows 10/8.1/8/7. EaseUS Partition Master makes it easy to delete partitions. It only takes three steps to unpartition a hard drive on Windows 11/10/8.1/8/7.

Follow the steps below to unpartition a hard drive with EaseUS partition magic tool.

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Step 1. Launch EaseUS Partition Master, and click "Partition Manager".

Make sure that you've backed up the important data before deleting any partition on your disk.

Step 2. Select to delete partition or delete all partitions on hard drive.

  • Delete single partition: right-click on a partition that you want to delete and choose "Delete".
  • Delete all partitions: right-click a hard drive that you want to delete all partitions, and select "Delete All".

Step 3. Click "Yes" to confirm the deletion.

Step 4. Click "Execute xx Task" and then click "Apply" to save the change.

0:00 - 0:26 Delete single volumes; 0:27 - 0:53 Delete all partitions.

Further Reading: Partition Hard Drive

2 - Unpartition a Hard Drive with Disk Management

If you don't want to download software on your Windows PC, you can unpartition a hard drive with Disk Management. With it, you can unpartition data storage drives like D, E, F. Here are the steps to unpartition or delete a partition with Disk Management.

Step 1. Right-click the Start Menu, and select "Disk Management".

unpartition or delete a hard drive with Disk Management

Step 2. Right-click the drive or partition by clicking "Delete Volume" in the Disk Management panel.

unpartition a hard drive with disk management - 2

Step 3. Select "Yes" to continue the removal process. Then you've successfully deleted or removed your Windows 10 disk.

Then, the deleted partition becomes an unallocated space. You can apply further operations to the unallocated space.

3 - Unpartition a Hard Drive with DiskPart

If you are familiar with the CMD command, you can run the command lines below. These commands let you delete or unpartition the hard drive at one time. Follow the steps to unpartition a hard drive with CMD.

Step 1. Press the Windows + R key simultaneously to bring up the Run box. Type cmd and hit "Enter".

Step 2. Type the following commands each after to delete a partition from your computer.

  • diskpart
  • list disk
  • selected disk #
  • list partition
  • select partition #
  • delete partition

Step 3. Type exit to close the Command Prompt window.

how to unpartition hard drive Windows 10 using CMD


You have learned about three ways to unpartition a hard drive on Windows 11/10/8.1/8/7. EaseUS Partition Master is the most recommended way to unpartition a hard drive. You can unpartition the drive with simple steps. Besides, if you want to recover the deleted partition, you can also get help.

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FAQs About Unpartitioning a Hard Disk Drive

Here in this part, we collected some interesting topics about unpartitioning disk drive, if you want to know them further, follow and find answers here:

1. What happens if you unpartition a hard drive?

When you unpartition a hard drive, here are the details of what will happen:

  • Existing data gets deleted or removed.
  • Existing partitions gets deleted.
  • Unallocated partition space get freed up and combined as one.

2. Can I remove partitions from SSD?

Yes, sure. You can delete or remove partitions from a SSD and free up unallocated space for different usages. To do so, you can choose any method as provided-above on this page for help.

3. Can I delete all partitions on HDD?

Yes, sure. You can directly delete all partitions a hard drive by using any disk partitioning tools such as Disk Management, EaseUS Partition Master, or DiskPart.

Here you can follow the tips here to delete all partitions on a hard drive via Disk Managmenet:

  • Back up all useful data from target HDD to an external hard drive at first.
  • Open Disk Management, right-click on a partition on the target HDD and select "Delete".
  • Then, click "Yes".
  • Repeat the process to delete all existing partitions.

How Can We Help You

About the Author

Updated by Tracy King

Tracy became a member of the EaseUS content team in 2013. Being a technical writer for over 10 years, she is enthusiastic about sharing tips to assist readers in resolving complex issues in disk management, file transfer, PC & Mac performance optimization, etc., like an expert.

Read full bio

Written by Brithny

Brithny is a technology enthusiast, aiming to make readers' tech lives easy and enjoyable. She loves exploring new technologies and writing technical how-to tips. In her spare time, she loves sharing things about her game experience on Facebook or Twitter.

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Product Reviews

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  • I love that the changes you make with EaseUS Partition Master Free aren't immediately applied to the disks. It makes it way easier to play out what will happen after you've made all the changes. I also think the overall look and feel of EaseUS Partition Master Free makes whatever you're doing with your computer's partitions easy.

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  • Partition Master Free can Resize, Move, Merge, Migrate, and Copy disks or partitions; convert to local, change label, defragment, check and explore partition; and much more. A premium upgrade adds free tech support and the ability to resize dynamic volumes.

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  • It won't hot image your drives or align them, but since it's coupled with a partition manager, it allows you do perform many tasks at once, instead of just cloning drives. You can move partitions around, resize them, defragment, and more, along with the other tools you'd expect from a cloning tool.

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