Découvrez comment trouver une clé de produit Windows pour l’activation et quand utiliser une licence numérique à la place.

了解如何在电脑上重新安装 Windows，以及安装 Windows 后激活的工作原理。

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If you loved the free solitaire games from earlier versions of Windows, we've wrapped them all up in one convenient app, the Microsoft Solitaire Collection.

Learn how to reinstall Windows on your PC and how activation works after it's installed.

Find answers to top questions about upgrading to Windows 11, from the minimum hardware requirements to where to find the upgrade.

了解如何在 Microsoft Edge 中查看和删除浏览历史记录以及其他历史记录。

Learn how to locate and manage your app permissions on Windows devices. Some apps or games need specific permissions to work properly.

Learn ways to fix common printing problems in Windows 10. Reinstall your printer. If your printer is turned on and connected to the network, Windows should find it easily.

The new Outlook for Windows brings the latest features, intelligent assisted capabilities and a new modern and simplified design to your Outlook app.