Regardless of your email visibility, you might receive communication emails, emails sent on behalf of other users, and promotional emails from Teams. To stop receiving these emails, go to Settings > Notifications > Emails.

在 Excel 单元格中插入静态日期或时间. 工作表中的静态值是重新计算或打开工作表时不会改变的值。 当按下如 Ctrl+; 的组合键以将当前日期插入单元格时，Excel 获取当前日期的“快照”，然后将日期插入单元格中。

扩展或加载项是自定义浏览器体验并为你提供更多控制权的简单工具。 下面介绍如何在 Microsoft Edge 中添加、关闭和删除扩展或加载项 。

注意: 如果知道密码，但只想更改密码，请转到“account.microsoft.com 安全”选项卡，然后选择“更改我的密码”。. 如果知道用户名和密码但已停止工作，请阅读我的用户名和密码已停止工作。

If you accidentally delete a file or folder in OneDrive, you may be able to recover it later from the OneDrive recycle bin.. For info about restoring a SharePoint file or folder, see how to restore items from the SharePoint recycle bin.For info about restoring SharePoint files stored in OneDrive, see Restore a previous version of a file in OneDrive.

sumproduct 函数返回相应范围或数组的乘积的总和。 默认运算是乘法，但也可以加法、减法和除法。 在此示例中，我们将使用 sumproduct 返回给定项的总销售额和大小：

这可能意味着 Xbox Live 出现问题，或者你的主机遇到意外错误。要解决这个问题，请尝试以下解决方案。

Learn more about simple formulas. All formula entries begin with an equal sign (=).For simple formulas, simply type the equal sign followed by the numeric values that you want to calculate and the math operators that you want to use — the plus sign (+) to add, the minus sign (-) to subtract, the asterisk (*) to multiply, and the forward slash (/) to divide.

Note: Narration isn't recorded while the transition between slides happens, so pause during a transition, then resume speaking. Manage narration and timings. There are different ways to manage recordings in your presentation: Pause - to pause a recording. Stop - to end a recording.

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