Microsoft 365 高级版是面向 1 到 6 人的订阅，其中包括所有个人 AI 功能提供的最高使用限制。 每人最多 6 TB 的云存储空间 (1 TB) 、强大的生产力和创造力应用、数据和设备的高级安全性，以及持续的客户支持。

Find everything you need to manage your Microsoft account, Xbox profile, and more.

详细了解 Xbox 云游戏在 iOS 移动设备上的工作原理。

A digital signature attached to an email message offers another layer of security by providing assurance to the recipient that you—not an imposter—signed the contents of the email message. Your digital signature, which includes your certificate and public key, originates from your digital ID. And that digital ID serves as your unique digital mark and signals the recipient that the content ...

Learn more about buying a subscription to Microsoft Casual Games Premium Edition so that you can enjoy your favorite games ad-free.

You can get expert help with Outlook for iOS or Android from right inside the app! Easily communicate with our support team using the in-app support functionality in Outlook.

See how to view the details for signatures and certificates.

Learn how to use your PayPal account as a payment option for purchasing content and subscriptions.

The Microsoft 365 (Office) app is now called the Microsoft 365 Copilot app across web (office.com, microsoft365.com), mobile (iOS, Android), and Windows. The new app name and icon reflects the integration of Copilot within the Microsoft 365 app.

瞭解如何在行動裝置、Windows 裝置或 Xbox 主機上兌換 Microsoft/Xbox 禮品卡或其他代碼。