Last Updated on April 19, 2024

When your disk space is running low, or your Windows 10 computer is running extremely slow, you can resize your partitions to add more space to a partition. There are three ways that you can resize a partition in Windows 10. Here's how.

The first solution is to use the partition tool Partition Master to adjust partition size. This is a reliable Disk Management tool that has helped many users to increase C drive space, merge partitions, and convert MBR to GPT, among others.

How to use a Partition Master tool to adjust/move partition size

The Adjust/Move Partition tool can help you:

Download and install Partition Master, then follow these steps to resize partitions in Windows 10:

Step 1: Locate the target partition

Switch to the Partition Manager, locate the target partition, and choose Resize/Move.

Select the partition to extend Select the partition to extend

Step 2: Extend the Target Partition

Drag the partition to the right or left to add unallocated space to the current one, and then click “OK” to confirm.

Get space from another drive

Additional option: Get space from another disk

If there isn't enough unallocated space, right-click a large partition with enough room and select “Allocate Space.”

In the “Allocate space to” column, select the partition you want to expand.

Select another disk to allocate space from Select another disk to allocate space from

Step 3: Perform the operation to extend the partition

Drag the partition you want to move into the unallocated space, and click “OK.”

Extend the logical partition

Click the Run Task button, and then click Apply to save all changes.

How to Adjust Partition Size Using Disk Management in Windows 10

If you prefer a manual method, you can use the built-in disk management tool, a partition resize software. Windows has a built-in tool called Disk Management that allows you to extend, shrink, and resize partitions. Use the steps below to resize a partition with Disk Management.

In Windows 10 Disk Management, how do I shrink a volume?

Step 1: Press Windows + X and choose 'Computer Management' from the list.

Select "Disk Management". Select Disk Management

Step 2: Right-click the target partition and select “Shrink Volume.”

Select Shrink Volume in Disk Management: Select Shrink Volume in Disk Management

Step 3: Enter the amount of space you want to free up, then click “Shrink” to do the deed.

Resize Partition

"Extend Partition" in Windows 10's Disk Management

Step 1: Press Windows + X and choose “Disk Management” from the list.

Step 2. Right-click the partition you want to extend, and select “Extend Volume.”

Step 3. Click Next in the Extend Volume Wizard window.

Step 4: Adjust the space for the volume you want to extend. Click “Finish” to confirm.

Extend partition with unallocated space

How to Use Diskpart to Resize Partitions in Windows 10

If you're comfortable with CMD commands, you can use Diskpart to resize your partition. To resize a partition with Diskpart:

Step 1: Press Windows + R to open the Run dialog box.

Step 2: Type diskpart and press Enter.

Step 3. Enter each of the following commands, pressing Enter after you type each one:

    (Note the number of the volume you want to shrink.) (Replace "X" with the target volume number.)

Shrink volume with Diskpart to adjust partition size

After you shrink it, you can extend the partition in Disk Management. Type the following:

  • List Volumes
  • Select Volume X
  • Extend Size

Type exit to quit and close Diskpart.

If you're looking to shrink the C drive on Windows, we have a detailed guide for that as well. You can check it out at the link below for more information.

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How to Shrink C Drive without Losing Data - [2023 Full Guide]

How to shrink C drive in Windows 10 without losing data? If you're looking for a detailed answer on how to do this, you've come to the right place. On this page, you can get three free tools to successfully shrink your C drive without compromising your data.

Shrink C Drive

Conclusions

Now you have learned 3 ways to resize partitions in Windows 10/8/7. If you are a beginner, Partition Master Tool is the best choice. If you have unallocated space, Disk Management can meet your needs easily. If you are an expert, you can have a try on Diskpart.