安装 Windows 11. 在针对你的特定电脑测试和验证 Windows 11 升级后，Windows 更新将指示它已准备好安装。 若要检查 Windows 11 是否已为你的设备准备就绪，请转到“开始” “设置” >“更新和安全性” >“Windows 更新” ，然后选择“检查更新”。 如果升级适用于你的设备，并且想要继续，请下载并安装它。

Smart App Control adds significant protection from new and emerging threats by blocking apps that are malicious or untrusted. Smart App Control also helps to block potentially unwanted apps, which are apps that may cause your device to run slowly, display unexpected ads, offer extra software you didn't want, or do other things you don't expect.

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.

This event is logged when the Secure Boot DBX variable is updated successfully. The DBX variable is used to untrust Secure Boot components and is typically used to block vulnerable or malicious Secure Boot components such as boot managers and certificates used to sign boot managers.

If you're a team owner, you can add someone to a team. If you're not a team owner, you can submit a request and the team owner can then accept or deny it. This topic is about adding members who are already a part of your team's org.

如果你的帐户遭到黑客攻击，请使用下面的登录帮助程序工具来帮助指导你使用正确的解决方案。 该工具将询问你的电子邮件地址或电话号码，并显示适当的自助，或提供与代理交谈的机会。

为什么需要验证码？ 当你登录到你的 Microsoft 帐户时，我们可能会要求提供其他证明，证明确实是你的帐户。 最多可以添加 10 种不同的方法来验证登录，并且可以选择：

在任务栏上的搜索框中，键入“管理 BitLocker”，然后从结果列表中选择它。或者，你可以选择“开始” 按钮，然后在“Windows 系统”下选择“控制面板”。 在“控制面板”中选择“系统和安全”，然后在“BitLocker 驱动器加密”下选择“管理 BitLocker”。 注意：仅当设备配备 BitLocker 时才会显示此选项。

With Microsoft Forms, you can create an instant, real time poll in seconds in Microsoft Teams. Post a poll in your Teams channel or quickly gather feedback in a chat pane.

Notes: This feature needs to be turned on by your IT admin. Also, sending email to a channel isn't available if you're using Teams as part of an Office 365 Government plan.. In the case of email attachments, a unique ID is appended at the end of file name to support retry requests for uploading files with same name.