Learn how to remove malware from your PC. Use Microsoft Defender Antivirus in Windows 10 or Windows 11 to scan your PC for malware, viruses, or other threats.

Refunds are typically issued for requests meeting the following criteria: Requests are made within 14 days of the purchase date; Requests are for games in which you haven’t accumulated a significant amount of play time

Windows 11 in S mode is designed for security and performance, exclusively running apps from the Microsoft Store. If you want to install an app that isn't available in the Microsoft Store, you'll need to switch out of S mode.

In the upper left corner of the window, select the app launcher > All apps > SharePoint Tip: If you don't see the SharePoint app under All apps, use the Search box near the top of the window to search for SharePoint.

Note: If you receive a prompt asking whether to allow the app to access your camera (iOS) or to allow the app to take pictures and record video (Android). select Allow so the authenticator app can access your camera to take a picture of the QR code in the next step.If you don't allow the camera, you can still set up the authenticator app as described in Manually add an account to the app.

Notes: For info about restoring an older version of a file, see Restore a previous version of a file in OneDrive. For info about restoring a deleted SharePoint file or folder, see how to restore items from the SharePoint recycle bin.

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

Learn how to manage your Microsoft devices. Add, remove, register, or rename a device on your Microsoft account.

Whether you're creating a new document or working on an existing one, Copilot can help you move forward. In a new, blank document or upon creating new line in an existing document, the Draft with Copilot experience appears.. The description you provide can be a simple sentence or a more complex request with outlines, notes, or referenced files that you want Copilot to use.

When you enable an add-in, it adds custom commands and new features to Microsoft 365 programs that help increase your productivity. Because add-ins can be used by attackers to do harm to your computer, you can use add-in security settings to help protect yourself.