Learn how to get a refund for digital game products purchased on Xbox consoles, PC, or mobile devices. Find out the eligibility criteria, guidelines, and resources for refund requests.

Learn how to access SharePoint through your web browser and your work or school account. Find out how to troubleshoot if you can't see or find the SharePoint app on office.com.

Learn how to change external content settings in Excel and PowerPoint to protect your security and privacy. Find out what external content is, why it can be harmful, and how to enable or disable it in the Trust Center.

Insert a link to a file. You might want to just add a link to the object rather than fully embedding it. You can do that if your workbook and the object you want to add are both stored on a SharePoint site, a shared network drive, or a similar location, and if the location of the files will remain the same.

Learn how to locate your downloaded files on your PC using File Explorer or your browser settings. Follow the steps to access your Downloads folder under Quick access or This PC.

Personal Vault is a protected area in OneDrive where you can store your most important or sensitive files and photos. Learn how to enable, lock, unlock, and access your Personal Vault on the web, mobile app, and Windows 10 or 11 PC.

若要在 Windows 11 中检查激活状态，请选择“开始 ”按钮，然后选择“设置 > 系统 ” ，然后选择“激活 ”。 。 激活状态将在“激活”旁边列出。 在“设置”中检查激活状态. 你将在“激活”页面上看到以下一条激活状态消息：

Learn how to install and verify Update Health Tools, a component that helps improve Windows Update performance and security. This update is available for Windows 10 and Windows 11 devices through Windows Update or Microsoft Download Center.

This article explains how to fix a Windows Kernel information disclosure vulnerability (CVE-2023-32019) that requires coordinated attack with another privileged process. It provides the resolution enabled by default for Windows updates released on or after August 8, 2023.

Learn how to show hidden files, folders, and drives in Windows 11 and Windows 10. Follow the simple steps to access File Explorer and select View > Show > Hidden items.