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Learn how to use antivirus protection in Windows Security to protect your Windows PC against malware, viruses, and other threats.

Learn more about what background apps are in Windows and how to turn them off when you're not using them.

Get started with news and interests, choose how weather looks on your taskbar, turn it on and off, personalize your feed and choose interests and followed publishers.

Learn how to design professional-looking presentations with Microsoft 365. Create high quality, customized slides in a few clicks with PowerPoint Designer.

Découvrez comment mettre à jour des pilotes dans Windows à l’aide de Gestionnaire de périphériques pour mettre à jour ou réinstaller un pilote.

Learn how to extend your PC's battery life using battery saver and other power-saving tips for Windows.

Teams in Microsoft Teams are collections of people, content, and tools surrounding different projects and jobs.

Linking to other workbooks is a very common task in Excel, but sometimes you might find yourself with a workbook that has links you can’t find even though Excel tells you they exist.

Find help and how-to articles for Windows operating systems. Get support for Windows and learn about installation, updates, privacy, security and more.