Windows

Why is Windows Update stuck not working?

Updated 2026-08-14

✓

Quick answer

Windows Update may be stuck due to corrupted files, insufficient disk space, or network issues. Troubleshooting these areas can help resolve the problem.

If Windows Update is not progressing, it could be due to various factors including system errors or connectivity issues. Follow the steps below to troubleshoot.

Steps

  1. 1

    Check Disk Space

    Ensure that you have enough free disk space on your system drive. Windows updates require sufficient space to download and install.

  2. 2

    Restart Windows Update Service

    Open the Run dialog (Win + R), type 'services.msc', find 'Windows Update', right-click and select 'Restart'.

  3. 3

    Run Windows Update Troubleshooter

    Go to Settings > Update & Security > Troubleshoot > Additional troubleshooters > Windows Update and run the troubleshooter.

  4. 4

    Clear Update Cache

    Stop the Windows Update service, navigate to C:\Windows\SoftwareDistribution\Download, delete all files, and then restart the service.

Common Causes of Windows Update Issues

Windows Update can get stuck for several reasons, including corrupted update files, lack of disk space, or issues with the Windows Update service itself.

Troubleshooting Steps

Follow these steps to troubleshoot and potentially resolve the issue with Windows Update.

Watch out for

  • Some steps may vary slightly depending on your version of Windows (e.g., Windows 10 vs. Windows 11).

FAQ

What should I do if Windows Update fails with an error code?

Look up the specific error code on Microsoft's support site for tailored troubleshooting steps.

Can I manually download updates?

Yes, you can manually download updates from the Microsoft Update Catalog website if automatic updates are not working.

How long should Windows Update take?

While it varies, updates typically take anywhere from a few minutes to a couple of hours, depending on the size and your system's performance.