If you're having problems with Windows 11 on your PC or you want a fresh copy of Windows 11 without the clutter of old files or apps, you can reinstall Windows 11 to try and fix your issues and return your PC to a cleaner state.

The VLOOKUP and HLOOKUP functions, together with INDEX and MATCH,  are some of the most useful functions in Excel. Note: The Lookup Wizard feature is no longer available in Excel. Here's an example of how to use VLOOKUP. =VLOOKUP (B2,C2:E7,3,TRUE) In this example, B2 is the first argument —an element of data that the function needs to work.

Windows XP and Windows Server 2003. Describes how to obtain the latest version of DirectX to enable games and multimedia applications on your system.

If you can’t set the power mode in Power & battery settings, open Control Panel, select System and Security > Power Options, then choose a Balanced power plan. Learn how to change the power mode on your Windows PC to preserve your battery, limit notifications, and background activity.

The IF function is one of the most popular functions in Excel, and it allows you to make logical comparisons between a value and what you expect. So an IF statement can have two results. The first result is if your comparison is True, the second if your comparison is False.

To change the default touch gestures on your Windows 11 PC, select Start > Settings > Bluetooth & devices > Touchpad. Select Three-finger gestures or Four-finger gestures to change what your swipe gestures do. See the common touchpad gestures for your Windows 10/11 device.

Turn Bing SafeSearch on or off. SafeSearch is a Bing setting that filters out inappropriate web content. To change it: Open a browser and go to Bing.com . Select the icon in the upper right of the Bing.com window. Select Settings , and then select More. Choose your SafeSearch preference: Strict, Moderate, or Off.

使用截图工具捕获截图. 拍摄快照以从全部或部分电脑屏幕上复制字词或图像。. 使用截图工具进行更改或作笔记，然后保存和共享。. 捕获以下任意类型的截图：. 在对象周围绘制自由形状。. 绕对象拖动光标以构成一个矩形。. 选择一个要捕获的窗口（如对话框 ...

使用“召回”来回溯步骤. Windows 11. 跨时间搜索以查找所需的内容。. 然后，重新参与其中。. 借助“召回”，你可以获得电脑过去的可探索时间线。. 只需描述你如何记住它，召回将检索你看到的那一刻。. 任何照片、链接或消息都可以是继续学习的新点。. 使用 ...

以下 Windows 功能使用你的活动历史记录。. 在 Windows 版本和更新之后，请参阅此页面，了解使用活动历史记录的任何新服务和功能：. 时间线 。. 查看活动时间线，并选择是否从设备恢复这些活动。. 例如，假设你在设备上编辑Word文档，但在必须停止工作之前无法 ...