Learn how to install Windows 7 Service Pack 1 (SP1). Includes info about how to get the download, requirements, and more.

Si vous rencontrez des problèmes de son ou audio, les suggestions suivantes peuvent vous aider. Ces conseils sont affichés dans l’ordre. Commencez par le premier de la liste ; s’il ne vous permet pas de résoudre votre problème, passez au suivant.

Learn how to organize your favorites in Microsoft Edge. Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.

Make the everyday easier with Windows 11. When there's a lot to do, Windows 11 helps you get it done. With intuitive navigation and new multitasking tools, it brings you the performance you want and the security you need.

Get answers to common questions about Windows 11 and Windows 10 in S mode.

Training: Watch and learn how to use PowerPoint in Windows. Explore PowerPoint training guides, articles, and how-to videos.

Discover how to use Microsoft Phone Link to connect your Android or iPhone to your PC for seamless access to notifications, calls, and apps.

You can refer to the contents of cells in another workbook by creating an external reference formula. An external reference (also called a link) is a reference to a cell or range on a worksheet in another Excel workbook, or a reference to a defined name in another workbook.

Get help and support for Microsoft Edge. Find Microsoft Edge support content, how-to articles, tutorials, and more.

As you browse the web, you'll see an icon in the address bar that indicates the security of the connection to the site you're visiting. This icon helps you determine if you can safely send and receive information from the site.