Apprenez à activer Windows à l'aide d'une clé de produit ou d'une licence numérique, à vérifier l'état de votre activation et à lier votre compte Microsoft.

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

Learn how to use Microsoft Edge for mobile devices, sync your browser data, and get answers to common questions.

Learn how to use Microsoft Translator in the Edge browser to translate webpages.

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

在开始之前，请确保你的 Windows 10 电脑支持蓝牙。 有关如何检查的详细信息，请参阅修复 Windows 10 中的蓝牙问题。 如果需要帮助添加没有蓝牙功能的设备，请参阅将设备添加到 Windows 10 电脑。. 打开蓝牙

了解如何通过 适用于 Android 的 Windows 子系统 ™ 在Windows 11电脑上使用和安装移动应用。

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.

Notes about this update. When this update is installed, Windows may attempt to download and install feature updates to your device if it is approaching or has reached the end of support for your currently installed Windows version.

Découvrez comment réinstaller Windows sur votre PC et comment l’activation fonctionne après son installation.