Find out how to set up and manage your security info and verification codes for your Microsoft account, and troubleshoot common issues.

Microsoft Support offers assistance for Microsoft products, including how-to articles, videos, and training for various software and devices.

Download the Microsoft 365 Access Runtime which allows you to run Microsoft 365 Access applications if you don't have the desktop version of Microsoft 365 Access and need to use an application built to run with Access 2010 or later.

学习如何在 Windows 中解决 USB-C 问题，修复 USB 设备、端口和适配器无法正常工作。

Discover how to use Microsoft Phone Link to connect your Android or iPhone to your PC for seamless access to notifications, calls, and apps.

Contact Microsoft Support. What's new. Surface Pro; Surface Laptop; Surface Laptop Studio 2

You can resolve problems with Microsoft Authenticator by checking the tips in this article and reviewing some of the known errors.

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

Learn how to use the taskbar features in Windows. Hide the taskbar, pin an app, change the location, and more with taskbar settings.

Learn how to install a scanner and use it to scan pictures and documents in Windows 10.