即使已开启其他防火墙，开启 Microsoft Defender 防火墙也很重要。 它保护你免遭未经授权的访问。 若要打开或关闭 Microsoft Defender 防火墙，请执行以下操作：

To change the default app, you can do either of the following: Set a default for a file type or link type In the search bar, enter the file type or link type you want, then select it from the list of results.

Learn how to access Microsoft Store on Windows by selecting the icon on the taskbar or using the search box.

Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.

Need help with an Xbox console, an Xbox game, or Xbox network? Find out how to get in touch with us.

To find downloads on your PC: Select File Explorer from the taskbar, or press the Windows logo key + E.

Take a closer look at the macro . You can learn a little about the Visual Basic programming language by editing a macro. To edit a macro, in the Code group on the Developer tab, click Macros, select the name of the macro, and click Edit.This starts the Visual Basic Editor.

The easiest way to get language packs for Windows 8.1 and Windows RT is to download and install them using the Language Control Panel. Download and install additional languages to view menus, dialog boxes, and other user interface items in your preferred language.

Découvrez comment obtenir les dernières mises Windows jour pour assurer le bon fonctionnement et la sécurité de votre appareil.

Click a template to see a preview. Click the arrows on the side of the preview to see more templates.