If you get an error message when you're uninstalling, try the Program Install and Uninstall Troubleshooter. If you're trying to remove malware, see Stay protected with Windows Security to find …

Oct 14, 2025 · Block you from uninstalling a program through Add or Remove Programs (or Programs and Features) in Control Panel. If you're trying to remove malware, you can use Windows Security …

Select Start > Settings > Apps > Apps & features. Apps & features in Settings Select the app you want to fix. Select Advanced options under the name of the app (some apps don't have this option). In the …

Oct 14, 2025 · Windows Secure Boot certificate expiration Important: Secure Boot certificates used by most Windows devices are set to expire starting in June 2026. This might affect the ability of certain …

Important: Before uninstalling a security update, make sure you understand the risks. If you're using Windows 11, try to reinstall your version of Windows first.

May 13, 2025 · If you installed earlier updates, only the new updates contained in this package will be downloaded and installed on your device. For more information about security vulnerabilities, please …

Jun 3, 2025 · If you want to turn off Copilot in a Microsoft 365 app (for example, Word, PowerPoint, and Excel), you can clear the Enable Copilot checkbox in the app on your Windows or Mac device. When …

Find help and how-to articles for Windows operating systems. Get support for Windows and learn about installation, updates, privacy, security and more.

Extensions, or add-ons, are simple tools that customize your browser experience and offer you more control. Here's how to add, turn off, and remove them in Microsoft Edge . Find and add an extension …

Jun 15, 2024 · Highlights This update addresses security issues for your Windows operating system. Improvements This security update includes improvements that were a part of update KB5058499 …