获取有关 Windows 安全的帮助; 在 Microsoft Edge 中查看和删除浏览器历史记录; 删除和管理 Cookie; 重新安装 Windows 时安全移除有价值的内容

Learn how to add an app to run automatically at startup. Select the Start button and scroll to find the app you want to run at startup.

如果尝试登录到帐户，但收到一条消息，表示该帐户被锁定，则这是因为与该帐户关联的活动可能违反了我们的使用条款。. 如何解锁 Microsoft 帐户

To help protect your security and privacy, Microsoft Office is configured by default to block external content—such as images, linked media, hyperlinks, and data connections—in workbooks and presentations.

Troubleshooting steps for the calling feature of the Phone Link app.

Microsoft Teams offers different ways to access, receive, and manage notifications. These settings include how, when, and where your notifications appear, custom settings for channels and chat, appearance and sounds, turning off specific messages, and so on.

Summary. This security update makes improvements to Secure Boot DBX for the supported Windows versions listed in the "Applies to" section. Key changes include the following:

Get troubleshooting tips if you run into problems downloading, installing, or updating Microsoft Edge.

Get started with Microsoft Teams (free). Explore your options, find out what’s new, browse help topics, and more.

Learn how to log in to Microsoft Teams using our step-by-step guide. Stay connected with your team and start collaborating!