This cumulative update for Windows 11, versions 26H2 and 25H2 (KB5127936), includes production-quality improvements. Announcements and messages This section provides key notifications related to this release, including announcements, change logs, and end-of-support notices. Windows Secure Boot certificate expiration Important: Secure Boot certificates used by most Windows devices started to ...

If you get error 0x80070005 in Office after updating Windows If the 0x80070005 error started after updating Windows, you can fix the issue by updating the registry.

This means that there might be a problem with the XBOX service, or that there’s an issue with the item you’re trying to launch. Try the solutions below to resolve the issue, depending on the device you’re using.

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

Note For information about Windows update terminology, see the article about the types of Windows updates and the monthly quality update types. For an overview of Windows 11, version 23H2, see its update history page. Note Follow @WindowsUpdate to find out when new content is published to the Windows release health dashboard.

Classic Outlook error when sending from Outlook.com "You do not have permission to send on behalf of the specified user 0x80070005-0x0004dc-0x000524."

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

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 Errors: 0x80073701, 0x800f0988

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.

Fixes an "Access is denied. [0x80070005]" error message that occurs in SQL Server Configuration Manager when you try to change the password of an account of SQL ...