When your camera isn't working in Windows 11, it might be missing drivers after a recent update. It's also possible that your antivirus program is blocking the camera, your privacy settings don't allow camera access for some apps, or there's a problem with the app you want to use.

Use Version History to view previous versions of files stored in OneDrive or SharePoint libraries.

Restrictions Invalid characters. Applies to: Certain characters have special meanings when used in file names in OneDrive, SharePoint, Windows and macOS, such as "*" for wildcards, and "\" in file name paths.

There could be various reasons why you want to move OneDrive files from one account to another. You’ve worked hard on your school projects and want to transfer the files in the cloud storage you use at school to your personal OneDrive before you graduate, to use for your resume, portfolio, or even work-related projects.

The Analysis ToolPak is a Microsoft Office Excel add-in program that is available when you install Microsoft Office or Excel.

Learn how to redeem your Microsoft Rewards points for a huge variety of great products and sweepstakes.

Learn how to resolve errors related to running Office installed by Click-to-Run and Windows Installer (MSI).

Describes the new and improved features of Microsoft Windows Installer 4.5. The article also discusses the issues that are addressed from earlier versions of Windows Installer.

Learn how to add and remove group members and to promote and demote group owners in Microsoft 365.

Activation helps verify that your copy of Windows is genuine and hasn’t been used on more devices than the Microsoft Software License Terms allow. When you get a message that says Windows can't be activated, there are several possible reasons why.