How to Fix Storage Space Running Out Error on Windows 11: Step-by-Step Guide

Running out of storage space on your Windows 11 PC can be frustrating. It can slow down your system and stop you from saving important files. Fortunately, there are simple ways to free up space and keep your computer running smoothly.

This guide will walk you through easy, step-by-step solutions to fix the “Storage Space Running Out” error. No technical skills are needed—just follow along carefully.

Whether you have a small SSD or a large hard drive, these tips will help you manage your storage effectively. Let’s get started and clear up some space!

By the end, you’ll understand how to find and remove unnecessary files, adjust storage settings, and keep your PC clutter-free.

Quick Note Before You Begin

Before diving into storage cleanup, it’s helpful to check a few things:

  • Make sure your PC is connected to the internet for any updates or downloads.
  • Back up important files to an external drive or cloud storage, just in case.
  • Verify how much free space you currently have by going to Settings > System > Storage.
  • Understand that deleting certain files can’t be undone, so be careful when removing system files.

Step 1: Empty the Recycle Bin

When you delete files, they often go to the Recycle Bin instead of being removed completely. These files still take up space until you empty the bin.

  1. Find the Recycle Bin icon on your desktop.
  2. Right-click it and select Empty Recycle Bin.
  3. Confirm the action when prompted.

This simple step can quickly free up space, especially if you recently deleted large files.

Step 2: Use Storage Sense to Automatically Clean Up Space

Windows 11 has a built-in feature called Storage Sense that helps clear temporary and unnecessary files automatically.

  1. Open Settings by pressing Win + I.
  2. Go to System > Storage.
  3. Turn on the toggle for Storage Sense.
  4. Click on Storage Sense to customize how often it runs and what it deletes (such as temporary files or files in your Downloads folder).

Activating Storage Sense helps maintain free space without manual effort.

Step 3: Uninstall Unnecessary Apps and Programs

Unused applications can take up a significant amount of storage. Removing them can free up a lot of space.

  1. Go to Settings > Apps > Installed apps.
  2. Scroll through the list and find apps you no longer use.
  3. Click the three dots next to the app and choose Uninstall.
  4. Follow the prompts to complete the removal.

Uninstalling apps you don’t need is important because it frees up space and can improve system performance.

Step 4: Delete Temporary Files Manually

Temporary files are created by Windows and apps to store short-term data. Over time, they can accumulate and use valuable space.

  1. Open Settings > System > Storage.
  2. Click on Temporary files.
  3. Windows will scan and list files you can safely delete, such as system cache and old Windows update files.
  4. Select the files you want to delete and click Remove files.

Deleting temporary files is safe and helps clear hidden clutter.

Step 5: Move Files to an External Drive or Cloud Storage

If you have personal files like photos, videos, or documents taking up space, consider moving them elsewhere.

  • Use an external hard drive or USB stick to store large files.
  • Alternatively, upload files to cloud services like OneDrive, Google Drive, or Dropbox.

This approach frees local storage without deleting your important data.

Step 6: Adjust System Restore Settings

System Restore creates points to help recover your PC after issues, but these points can use a lot of disk space.

  1. Search for Create a restore point in the Start menu and open it.
  2. Select your system drive (usually C:) and click Configure.
  3. Adjust the Max Usage slider to limit how much space System Restore uses.
  4. Click OK to save changes.

Reducing space used by System Restore can free up additional storage, but keep a reasonable amount for safety.

Alternative Method: Use Disk Cleanup Tool

Windows also includes Disk Cleanup, a tool designed to remove unnecessary files easily.

  1. Type Disk Cleanup in the Start menu and open the app.
  2. Select the drive you want to clean (usually C:).
  3. Check the boxes for file types such as Temporary files, Recycle Bin, and Thumbnails.
  4. Click Clean up system files for more options like old Windows updates.
  5. Press OK and confirm to start cleaning.

Disk Cleanup is an efficient way to reclaim space without risking important files.

FAQs

Why does Windows 11 run out of storage space so quickly?

Windows 11 can fill up storage due to large system files, updates, apps, and temporary files accumulating over time.

Can I delete files from the Downloads folder safely?

Yes, but review the files first. Downloads often contain installers or documents you might need later.

Will deleting system files cause problems?

Deleting system files manually is not recommended unless you know what you’re doing. Use tools like Storage Sense or Disk Cleanup instead.

How often should I clean up storage?

Running Storage Sense and occasional manual cleanup every month helps maintain free space and system health.

Is upgrading to a larger hard drive a good idea?

Yes, if you frequently run out of space and need more storage for files and applications, upgrading is a practical solution.

When Nothing Works

If you have tried all the above steps and still face storage problems, consider these final options:

  • Reset your PC: Go to Settings > System > Recovery and choose Reset this PC. This reinstalls Windows but may remove apps and files.
  • Contact Microsoft Support: Visit the official Microsoft Support website for personalized help.
  • Upgrade your storage drive: Installing a larger SSD or HDD can solve long-term storage issues.

Conclusion

Running out of storage space on Windows 11 is a common but manageable issue. By following simple steps like emptying the Recycle Bin, using Storage Sense, uninstalling unused apps, and deleting temporary files, you can free up significant space.

Remember to move personal files to external or cloud storage to keep your PC clutter-free. Regular maintenance ensures your system stays fast and responsive.

If problems persist, don’t hesitate to seek professional help or consider upgrading your hardware. Keeping an eye on your storage will help you avoid interruptions and enjoy a smooth Windows 11 experience.

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