See some of the most common upgrade and installation errors for Windows 10 and Windows 11, and what you can do to try to fix them.

The following list outlines error codes and potential causes associated with Windows Update. Click on the error code to view the detailed troubleshooting steps to resolve.

Learn how to run Windows Update Troubleshooter to resolve errors downloading or installing Windows updates.

Lists the error codes that may be reported by Device Manager and the possible resolutions in Windows.

When trying to install updates from Windows Update you might receive "Updates Failed, There were problems installing some updates, but we'll try again later" with one of the following errors:

Describes how to use the System File Checker tool to troubleshoot missing or corrupted system files in Windows.

Resolve Windows blue screen errors with tips and resources to do your own troubleshooting, or contact the Microsoft support if you need more help.

If an update fails to install because of problems related to system files or components, you might see the following message in the Windows Update page in Settings:

The troubleshooter resets the update scanning process which should prompt the device to start a new scan. This should allow affected devices to receiving the monthly updates that are critical to device security and ecosystem health.

This troubleshooter assists customers whose machines are not yet updated to the latest release, Windows 10 Version 1607. This update will initially be released only to a small set of targeted customers. This set will expand over time. Windows users can start the assistant from this article.