How to extend volume in Storage Spaces on Windows 11

Storage Spaces lets you extend the size of a volume at any time, and here's how to complete the task on Windows 11.

Windows 11 extend Storage Spaces
Windows 11 extend Storage Spaces

On Windows 11, alongside the ability to protect your files from hardware failure, Storage Spaces also provides the flexibility to extend the maximum size of a volume inside of a pool at any time to any size you want.

If you previously created a space in Storage Spaces and added a new drive to the pool, you can use the Settings app and Control Panel to extend the available storage capacity.

In this guide, you will learn the steps to extend the capacity of a volume in Storage Spaces on Windows 11.

Extend volume in Storage Spaces with Settings

To extend the capacity of a volume on Windows 11, use these steps:

  1. Open Settings on Windows 11.

  2. Click on System.

  3. Click the Storage page on the right size.

  4. Under the “Storage management” section, click on Advanced storage settings.

    Open Storage Spaces

  5. Click on Storage spaces.

  6. Under the “Storage Spaces” section, select the space you want to extend its storage capacity.

  7. Click the Properties button.

    Volume properties

  8. Under the “Size” section, click the Extend button.

    Extend Storage Spaces

  9. Specify the new size in megabytes, gigabytes, or terabytes.

    Windows 11 extend Storage Space

    Quick tip: Use the storage information to determine how much additional capacity you want to add to the volume. The size of the space can be larger than the available storage in the pool. When space starts to run out of space, you can add additional drives to make the remaining storage space available.
  10. Check the Extend volume to match the new size.

  11. Click the OK button.

Once you complete the steps, the volume will now reflect the new maximum storage capacity.

Extend volume in Storage Spaces with Control Panel

To extend the storage capacity in Storage Spaces with Control Panel, use these steps:

  1. Open Control Panel.

  2. Click on System and Security.

  3. Click the Storage Spaces option.

    Control Panel Storage Space

  4. Click the Change settings button.

  5. Under the “Storage spaces” section, click the Change option for the volume to extend.

    Storage space change option

  6. Specify the new maximum size in megabytes, gigabytes, or terabytes.

    Extend storage space in Control Panel

    Quick tip: Use the total pool capacity to determine how much additional space you want to allocate for the volume. The size of the space can be larger than the available storage in the pool. When space starts to run out of space, you will need to add more drives to make the remaining storage available.
  7. Click the Change storage space button.

After you complete the steps, the settings will apply to extend the space of the volume to the new maximum capacity.

About the author

Mauro Huculak is a Windows How-To Expert who started Pureinfotech in 2010 as an independent online publication. He has also been a Windows Central contributor for nearly a decade. Mauro has over 15 years of experience writing comprehensive guides and creating professional videos about Windows and software, including Android and Linux. Before becoming a technology writer, he was an IT administrator for seven years. In total, Mauro has over 21 years of combined experience in technology. Throughout his career, he achieved different professional certifications from Microsoft (MSCA), Cisco (CCNP), VMware (VCP), and CompTIA (A+ and Network+), and he has been recognized as a Microsoft MVP for many years. You can follow him on X (Twitter), YouTube, LinkedIn and About.me. Email him at [email protected].