欢迎使用适用于 Windows 的 便笺！ 打开便笺应用. 单击或点击“开始”按钮，然后键入便笺。 便笺将在你离开的位置打开。 如果在应用列表中看不到便笺，请打开 Microsoft Store 应用并安装Microsoft 便笺。

The IFS function checks whether one or more conditions are met and returns a value that corresponds to the first TRUE condition. IFS will allow you to include up to 127 pairs of conditions (the test if something is True and the result if something is true). IFS can take the place of multiple nested IF statements.

Using clipboard. When you copy content on your PC, it’s automatically copied to your clipboard for you to paste. You can paste multiple items from your clipboard history, and you can also pin the items you tend to use all the time and sync your clipboard history to the cloud.

File Explorer in Windows 11 helps you get the files you need quickly and easily. To check it out in Windows 11, select it on the taskbar or the Start menu, or press the Windows logo key + E on your keyboard.. How to use File Explorer:

加载项为 Microsoft Excel 提供可选的命令和功能。 默认情况下，加载项在 Excel 中不立即可用，因此在某些情况下，必须首先安装和 激活这些加载项，以便您可以使用它们。 某些加载项内置于 Excel 中，例如规划求解和分析工具库。 其他一些加载项可从下载中心获取，必须先下载并安装。

Summary. MSN is the Microsoft information and entertainment network. MSN offers Internet subscriptions and services. This article describes how to contact MSN Customer Support.

Instead of picking a built-in header or footer, you can choose a built-in element. Many elements (such as Page Number, File Name, and Current Date) are found on the ribbon.For worksheets, you can work with headers and footers in Page Layout view. For chart sheets or charts, you can work with headers and footers in the Page Setup dialog box.. Select the worksheet to which you want to add ...

如果你的设备符合硬件规格，并且 Windows 11 版本已可供设备使用，则可以从 Windows 10 升级到 Windows 11。

Follow the procedure in the Set up access to your company resources article to enroll your iOS phone or tablet. Important: Once you begin the enrollment process, you should complete the process in its entirety since pausing for more than a few minutes usually stops your progress and requires you to start over.If this process should fail, you need to return to the Company Portal app to try again.

sum_range 可选。要添加的实际单元格，如果要添加在范围参数指定以外的其他单元格。如果省略sum_range参数，Excel就会添加范围参数中指定的单元格（与应用标准的单元格相同）。. Sum_range 的大小和形状应该与范围相同。如果不这样做，性能可能会受到影响，而且该公式将对从sum_range中第一个单元格 ...