Learn how to troubleshoot problems updating Windows. Find answers to common questions and issues installing Windows updates.

After October 14, 2025, Microsoft will no longer provide free software updates from Windows Update, technical assistance, or security fixes for Windows 10. Your PC will still work, but we recommend moving to Windows 11.

These updates can often correct problems by replacing out-of-date files and fixing vulnerabilities. To install the latest Windows updates, go to Install Windows Updates.

If your PC is experiencing problems, especially issues related to Windows Update, you can use the Fix problems using Windows Update recovery option to reinstall the current version of Windows.

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

Summary This out-of-band (OOB) update is offered to consumer devices that are not enrolled in the Extended Security Updates (ESU) program for Windows 10. This update is cumulative and includes security fixes and improvements from the October 14, 2025, security update (KB5066791), in addition to the following: This update addresses an issue in the Windows 10 Consumer Extended Security Update ...

Learn how to check for the latest Windows Updates and install them to keep your device running smoothly and securely.

After October 14, 2025, Microsoft will no longer provide free software updates from Windows Update, technical assistance, or security fixes for Windows 10. Your PC will still work, but we recommend moving to Windows 11.

Learn about fixes and workarounds for the latest OneDrive issues.