查找 Microsoft Excel 帮助和学习资源。 了解如何有效使用 Excel 的指导文章、指南、培训视频和提示。 跟着现场讲师学习 Microsoft 提供实时指导，帮助你学习 Excel 公式、提示等，从而节省时间并提升技能。

Argument name. Description. lookup_value (required). The value you want to look up. The value you want to look up must be in the first column of the range of cells you specify in the table_array argument. For example, if table-array spans cells B2:D7, then your lookup_value must be in column B.. Lookup_value can be a value or a reference to a cell.. table_array (required)

若要将笔记复制到不同分区内的其他页面上，请将笔记拖动到左侧分区列表中的不同节上。 如果未看到分区列表，请确保它首先处于打开状态。 在分区打开时继续按，然后将笔记拖动到目标页面，直到页面打开。

To pin Quick Assist to your taskbar so you can quickly get back to it, after Quick Assist is open, right-click (or press and hold) the icon on your taskbar > Pin to taskbar. If the old app icon still appears on your device, make sure you select the new app icon.

访问打印对话框后，将显示一系列用于自定义打印作业的选项。 选择要使用的打印机： 选择要使用的打印机。 如果安装了多个打印机，请选择适合你需求的打印机。 选择打印输出的方向： 根据你的偏好（如纵向或横向）调整 布局 设置。 选择要打印的份数： 导航到 “副本 ”，并提供要打印的 ...

In the search box on the taskbar, type device manager, then select Device Manager from the menu.

获取更改 Microsoft Edge、Internet Explorer 11、Google Chrome、Firefox 和 Safari 中的主页的步骤。 在“常规”选项卡上的“主页”下，输入你要设置为主页的站点的 URL。你可以添加多个 URL，或者若要添加你当前正在查看的站点，请选择“使用当前页”。

How to open the Camera app in Windows. To open up your webcam or camera, select the Start button, then select All apps, and then select Camera in the list of apps. If you have multiple cameras, you can switch between them by selecting Change Camera at the top right once the Camera app is opened.. Open Camera

Select the Action tab at the top of the window.Select Disable device or Enable device, and then confirm.If there's more than one HID-compliant touchscreen device listed, perform steps 2–3 for that one too.

Windows Media Player is available for Windows-based devices. Use this table to find the right version of the Player for your system. (If you've got a Mac, you can download Windows Media Components for QuickTime to play Windows Media files.)