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

本文介绍如何获取最新版本的 DirectX 以启用系统上的游戏和多媒体应用程序。

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

Fix-it tools aren’t used in Windows 10. Instead, use a troubleshooter to help solve problems with your PC.

Learn how to sign in and create app passwords for Microsoft apps and devices that don't support two-step verification.

We’re continually releasing updates to our application, based on customer feedback. Check out What's New in the latest updates for Skype on desktop and mobile.

Find out how to manage your Xbox subscriptions to request a refund or cancel a recurring payment.

Organize and plan your work schedule effectively by managing your Teams calendar. Stay on track by RSVPing to meetings and events and choosing the calendar view that works best for you.

Find answers to frequently asked questions about Office 2021 and Office LTSC for Windows and Mac on the official support page.

Erfahren Sie, wie Sie Office 2013 auf Ihrem PC oder Office für Mac 2011 installieren können.