At Microsoft our mission and values are to help people and businesses throughout the world realize their full potential.

It’s all here with Microsoft account Your Microsoft account connects all your Microsoft apps and services. Sign in to manage your account.

Collaborate for free with online versions of Microsoft Word, PowerPoint, Excel, and OneNote. Save documents, spreadsheets, and presentations online, in OneDrive.

浏览适合家庭或企业的 Microsoft 产品、服务和支持。 购买 Microsoft 365、Copilot、Teams、Xbox、Windows、Azure、Surface 等产品/服务。

Access and manage your Microsoft account, subscriptions, and settings all in one place.

Our mission is to empower every person and every organization on the planet to achieve more. Subscribe to Microsoft's official YouTube channel to explore technology’s role in making the …

Microsoft 支持可帮助你处理 Microsoft 产品的问题。 查找有关 Microsoft Copilot、Microsoft 365、Windows 11、Surface 等的操作方法文章、视频和培训。

Experience the latest Microsoft Windows 11 features. Learn how our latest Windows OS gives you more ways to work, play, and create.

Microsoft 365 subscriptions include familiar Productivity apps, intelligent cloud services, world-class security, and powerful AI. Find the right plan for you.

探索家用或商務用的 Microsoft 產品和服務。 選購 Microsoft 365、Copilot、Teams、Xbox、Windows、Azure 和 Surface 等。