Windows 8.1 Update and Windows RT 8.1 Update (also known as KB 2919355) include improvements that make your favorite apps and settings easier to find and use, provide more familiar mouse and keyboard options, and update security and performance.Here’s what you need to know about installing this important update. Check to see if it’s already installed

Find Microsoft Excel help and learning resources. Explore how-to articles, guides, training videos, and tips to efficiently use Excel.

IMPORTANT This update is not needed and will not be offered if your Windows Recovery Environment (WinRE) meets any of the following conditions: If the WinRE recovery partition does not have sufficient free space.

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 。

These are the buttons and bars that sit right next to your Start button and cannot be moved.. Search on the taskbar can be set in four ways: either to Search box, which includes a full text box to enter your search (or your Bing Chat prompt; see Using the new Bing on the Windows taskbar for more) into plus additional search highlights, Search icon and label (displaying as a search icon and ...

如果应用已打开，请在任务栏上找到应用的图标按钮，长按此按钮，然后向上滑动，直到出现“应用列表”。 如果你使用的是鼠标，请在任务栏上找到应用图标按钮，右键单击此按钮，然后选择“固定到任务栏”。

Browse on the go with the new Microsoft Edge for Android and iOS devices. Microsoft Edge offers better protection and privacy, and can sync your favorites, passwords, and more across your desktop and mobile devices.

Windows 11, version 23H2 ; July 25, 2024—KB5040527 (OS Builds 22621.3958 and 22631.3958) Preview; July 9, 2024—KB5040442 (OS Builds 22621.3880 and 22631.3880)

In addition to the File menu, you can turn this feature on or off right from the context menu of a One Drive or SharePoint-hosted Word, Excel, or PowerPoint document URL appearing in a Word, Excel, PowerPoint, or Outlook Windows application. The context menu also allows you to choose a one-time file open behavior for a specific link by using the Open With menu option.

In Windows 10, action center is where you'll find your app notifications and quick actions—which give you quick access to commonly used settings and apps.