How to Increase C Drive Space in Windows 11: A Step-by-Step Guide

Increasing C Drive Space in Windows 11

If your C drive is running out of space on your Windows 11 computer, don’t worry! You can easily reclaim some room by following a few simple steps. We’ll go over how to delete unnecessary files, uninstall unused programs, and even extend the partition size using built-in Windows tools. By the end of this guide, you’ll have more space on your C drive and a smoother running system.

Step-by-Step Tutorial: How to Increase C Drive Space in Windows 11

In this section, we’ll dive into the specifics of increasing the space on your C drive. Follow these steps to free up and manage your disk space effectively.

Step 1: Delete Temporary Files

Head to Settings > System > Storage and click on ‘Temporary files.’ Then, select the files you want to remove and click ‘Remove files.’

Temporary files can accumulate over time from various applications and system processes. Getting rid of them can free up a significant amount of space quickly.

Step 2: Uninstall Unused Programs

Go to Settings > Apps > Apps & features, find the programs you no longer use, and click ‘Uninstall.’

Unused programs take up a surprising amount of space. Removing these can give your C drive a much-needed break.

Step 3: Use Disk Cleanup

Open ‘Disk Cleanup’ by searching for it in the Start menu, select the drive you want to clean (C:), and then choose the files you want to delete.

Disk Cleanup is a handy tool built into Windows 11 that can help you delete system files like old Windows updates and error reports.

Step 4: Move Files to Another Drive

Manually transfer files, such as photos, videos, or documents, from the C drive to another drive or external storage.

Personal files, especially large ones like videos and high-resolution photos, can quickly eat up space on your C drive. Moving them elsewhere can free up a lot of room.

Step 5: Extend the C Drive Partition

Open ‘Disk Management’ (type ‘disk management’ in the Start menu), right-click the C drive, select ‘Extend Volume,’ and follow the wizard.

If you have unallocated space on your hard drive or can shrink other partitions, you can extend the C drive to incorporate this space. This is a more advanced but highly effective method.

Once you’ve completed these steps, you’ll notice an increase in your C drive space. This should lead to better performance of your computer.

Tips for Increasing C Drive Space in Windows 11

  • Regularly run Disk Cleanup to keep temporary files from piling up.
  • Consider using cloud storage services to offload large files.
  • Regularly uninstall programs you no longer use to keep your system lean.
  • Move user libraries (Documents, Pictures, etc.) to another drive if possible.
  • Use storage sense in Windows Settings to automate cleaning up temporary files.

Frequently Asked Questions about Increasing C Drive Space in Windows 11

How often should I run Disk Cleanup?

It’s a good idea to run Disk Cleanup at least once a month to keep your system running smoothly.

Can I extend the C drive without formatting?

Yes, you can extend the C drive without formatting by using the Disk Management tool in Windows 11.

What files should I delete in Disk Cleanup?

You can safely delete temporary files, system cache, old Windows updates, and error reports. Be cautious with other files.

Is it safe to move system files to another drive?

No, you should avoid moving system files. Only move personal files like documents, photos, and videos.

Will uninstalling programs affect my system?

Uninstalling unused programs will not harm your system. In fact, it can help improve performance by freeing up resources.


  1. Delete temporary files.
  2. Uninstall unused programs.
  3. Use Disk Cleanup.
  4. Move files to another drive.
  5. Extend the C drive partition.


Increasing C drive space in Windows 11 doesn’t have to be a daunting task. By following the steps outlined in this guide—deleting temporary files, uninstalling unused programs, using Disk Cleanup, moving files, and extending the partition—you can effectively manage your disk space. Not only will this free up room on your C drive, but it will also contribute to a smoother and faster computing experience.

For those who frequently struggle with low disk space, consider adopting regular maintenance habits like running Disk Cleanup monthly and offloading large files to external storage or cloud services. This proactive approach can keep your system optimized and extend the life of your hardware.

If you found this guide helpful, stay tuned for more tips and tricks to keep your Windows 11 system running at its best. Happy computing!