在 Microsoft，我们遵循我们的 AI 原则、负责任的 AI 标准，以及数十年来在 AI、基础和隐私保护机器学习方面的研究。 数据隐私和安全是负责任的 AI 的关键原则。 我们的目标是帮助客户负责任地使用 AI 产品，共享学习内容，并建立基于信任的合作关系。

Efficiency mode What is efficiency mode in Microsoft Edge? Efficiency mode is designed to help extend battery life. It minimizes power usage by reducing resource usage through modifying background tab activity and some foreground activity, as well as putting inactive background tabs to sleep after 30 minutes or less of inactivity (if Save resources with sleeping tabs is on).

注意: 如果你在 S 模式下运行 Windows，则它经过简化，因此“ 病毒 & 威胁防护 ”区域的选项比此处所述的选项要少。 这是因为 S 模式下 Windows 的内置安全性会自动阻止病毒和其他威胁在你的设备上运行。

注意: 如果设备上发现兼容性问题会中断使用 Windows 11 的体验，我们会暂时延迟升级，直到问题得到解决。兼容性保障措施有助于确保在升级时获得最佳体验，并且当关键应用或驱动程序尚不兼容时，工作效率不会中断。

这些步骤仅适用于 Office 专业增强版、Visio 专业版 或 Project Professional。 步骤 1：启动 Office 应用，例如 Word、Project 或 Visio，具体取决于你的购买。. 步骤 2：在“登录以设置 Office”窗口中，选择“我不想登录或创建帐户”（窗口底部的小型链接）。. 步骤 3：输入 Office 产品密钥，省略连字符。

@mention a tag in a channel. In a channel conversation, simply @mention a tag (type @ and the tag name) in your message and select the tag from the list.The tag will appear just like any @mention, and the people associated with the tag will be notified.

View more Microsoft account help topics. Need more help? Contact Support. For technical support, go to Contact Microsoft Support, enter your problem and select Get Help.If you still need help, select Contact Support to be routed to the best support option.

Want to know if people have read or seen messages you've sent? Use read receipts. When they read your message the Seen confirmation appears next to it. Otherwise, you'll only see a confirmation that your message was sent .

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

To get someone's attention in a channel conversation or a chat, @mention them. Just type @ before their name and then select them from the menu that appears.. When an @mention recipient receives a notification, selecting it takes them directly to the point in the conversation where they were mentioned.