Find out how to submit a case review and learn more about your Xbox enforcements.

下面是如何使用 VLOOKUP 的示例。 =VLOOKUP(B2,C2:E7,3,TRUE) 在此示例中，B2 是第一个 参数，即函数运行所需的数据元素。VLOOKUP 第一个参数是要查找的值。 此参数可以是单元格引用，也可以是固定值，例如“smith”或 21,000。

Select Save or Save as to download the program. Most antivirus programs like Windows Defender will scan the program for viruses during download.

Tasks stores tasks that you create or that are sent to you, and also messages that you’ve flagged. When you view your tasks, the default view is Flagged Items and Tasks.You can change that by selecting Tasks in the folder list to the left. For more information about tasks in Outlook Web App, go to Tasks Overview.. Create a new task by selecting New task.

查找管理 Xbox 帐户、档案等所需的所有内容。

If you set up your notifications in Outlook, but find they're not working, check your status in Teams and check the notification settings in Windows.

需要有关在主机、电脑或移动设备上设置 Xbox 帐户或登录 Xbox 的帮助吗？ 此解决方案将帮助你登录或创建新帐户。如果主机上没有人登录，请选择“新增”，然后按照屏幕上的说明输入帐户的登录信息。 如果有人已在主机上登录，请按 Xbox 按钮 打开导航页，转到“档案和系统”>“添加或切换 ...

尚未运行 Windows 11？ 请参阅激活 Windows或激活 Windows 7 或 Windows 8.1。 尝试“激活疑难解答” 如果运行的是 Windows 11，并且最近更换了重要的硬件（如更换主板）或重新安装了 Windows，则“激活疑难解答”有可能帮助重新激活 Windows。

With Microsoft Forms you can create a form, such as a survey or quiz, invite others to respond to it using almost any web browser or mobile device, see real-time results as they're submitted, use built-in analytics to evaluate responses, and export results to Excel for additional analysis or grading.

当安装新应用、驱动程序或 Windows 更新以及当手动创建还原点时，会使用系统还原生成还原点。 还原不会影响你的个人文件，但会删除生成还原点后所安装的应用、驱动程序和更新。