How to Create Partitions on Windows 10

Last Updated : 15 Jul, 2025

Creating partitions in Windows 10 allows you to organize your data, and separate operating system files from personal files. You can use different methods to perform the disk partition in Windows 10 and manage your data efficiently. Follow this guide to learn how to partition a hard drive in Windows 10 and optimize your computer.

Before your Start:

  • Ensure to have sufficient free space on your hard drive.
  • Backup your data
  • Should have admin access

1. Using Disk Management

This is an in-built tool provided by Windows OS helps you to manage system drives (including partition). Let's see how you can do it in a few easy steps:

Step 1: Open Windows Disk Management Settings

Press Win + X and click on Disk Management, or alternatively you can press Win + S and type "Computer Management" and hit enter, now navigate to "Disk Management" from the left-side menu bar.

dskmgt
Disk Management

Step 2: Shrink Volume of the Selected Drive

Make a right-click on the existing partition (for example E:) and click on "Shrink Volume". You can now enter the space as per your convenience and click "Shrink".

shrink-volume
Shrink Volume

Step 3: Create a New Volume

Make a right-click on the unallocated space and select "New Simple Volume". Follow the instructions and assign the new drive with (A,B,D,G, etc.) and choose file system as NTFS.

shrink-2
Shrink Volume

Step 4: Format and Complete the Process

Click on "Format" and later "Finish" to create a new disk partition in Windows 10 PC.

win-disk-k
Partition Complete

2. Using Command Prompt

This is an alternate method specially for advanced users who want to have more control while making disk partition. Here's a break-down of steps to create partition using command prompt.

Step 1: Open Command Prompt with Admin Rights

Press Win + S and type "Command Prompt" and select "Run as Administrator"

cmd-as-admin
cmd as admin

Step 2: Run Diskpart and List Disk

Once you access the command prompt with admin rights. Run the following command:

diskpart
list disk

*list disk - to display all the available drives

diskpart

Step 3: Select the Disk you want to Format

Now type the following command to select the desired disk:

 select disk A

(A : disk name)

mount2323
Select Disk

Step 4: Create the Partition, Save and Exit

Tyoe the following command to assign the disk size, disk name and disk format

create partition primary size=20480
assign letter=H
format fs=ntfs quick
assigned-disk
Complete the partition

3. Using Third-Party Tools

If have find it difficulty in creating disk partition using the above methods, you can simply get a trusted third-party software to perform this action. Here are some of the best tools:

  • MiniTool Partition Wizard
  • AOMEI
  • EaseUS

Conclusion

By following the steps to partition a hard drive in Windows 10, you can better organize your files, create separate spaces for different data types, and even prepare for multiple operating systems. With Windows 10 disk management, partitioning becomes a straightforward task, allowing you to create new partitions and manage your storage efficiently.

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