Erfahren Sie, wie Sie die App „PC-Integritätsprüfung“ verwenden, um die Leistung Ihres Geräts zu verbessern.

Word 2021 for Windows gives you new ways to create compelling content. This article provides an overview of the new features you can discover.

Windows Security is pre-installed on Windows 10 and ready for you to use at any time.

You can choose which apps will start automatically when you start your device.

Subscribed. A Subscribed badge means a Microsoft 365 subscription such as Microsoft 365 Family or Personal is already associated with your account and you can access many of your subscription benefits including installing the desktop apps.. Don't already have Microsoft 365, or you're looking for product details and prices? Buy or try Microsoft 365

了解如何更改 Windows 中显示器的刷新率，以确定在屏幕上显示运动的平滑程度。

Hotmail är nu Outlook.com. Lär dig hur du loggar in för att komma åt ditt Outlook.com-, Hotmail-, Live- eller MSN-e-postkonto.

Learn how to get the latest Windows updates. Find answers to FAQ about updating Windows to keep your PC up to date.

了解如何使用产品密钥或数字许可证激活 Windows、检查激活状态，以及链接Microsoft 帐户。

Learn how to get Microsoft account help, troubleshoot sign in issues, keep your account secure, and manage your Microsoft account dashboard.