Experience Microsoft Copilot on windows devices using the Copilot app! The Copilot app helps you get answers and inspiration from across the web, supports creativity and collaboration, and helps you focus on the task at hand.

Learn how Smart charging in Windows can help your battery last longer over time.

Find answers to common questions about genuine Windows software.

A Microsoft account is a personal account required for access to Microsoft’s products and services.

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.

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

Découvrez comment accéder à vos options de connexion Windows et les gérer. Utilisez un mot de passe, un Windows Hello ou une clé de sécurité pour déverrouiller votre appareil.

Learn how to pin an app to the taskbar from the Start menu or apps list by right-clicking and selecting the "Pin to taskbar" option.

Learn about HDR capabilities in Windows 11 to bring a wider range of colors and details to your display.

Get Microsoft billing support. Find help with Microsoft Store purchases, subscriptions, refunds, payment options, and checking your order history.