Learn why age verification is required in Singapore, what happens if you don't verify, available verification methods, and how your data is protected.

Learn how to install, reinstall, or activate Microsoft 365 or Office 2024 on a PC or Mac.

Learn how to activate Windows using a product key or digital license, check your activation status, and link your Microsoft account.

了解如何使用 Gears of War 5 的 Easy Anti-Cheat 工具解決問題。

If your purchase of Office or Microsoft 365 came with a product key, you enter your product key on one of the websites listed below for your product. After you enter your key, you can download and install Office, or you can renew your Microsoft 365 subscription. Having problems with your product key?

Một số đăng ký Xbox có thể được gia hạn. Tìm hiểu thêm về những hạn chế ở quốc gia hoặc khu vực của bạn.

The Microsoft Authenticator app helps you sign into your accounts when you're using two-step verification.

Bạn cần trợ giúp với bảng điều khiển Xbox, trò chơi Xbox hoặc mạng Xbox? Tìm hiểu cách liên lạc với chúng tôi.

With Word you can: Create a document from scratch or from a template . Add text, images, art, and videos. Research a topic and find credible sources. Access your documents from a computer, tablet, or phone via OneDrive. Share your documents and collaborate with others. Track and review changes.

Find out how to resolve your Xbox purchase error when you’re trying to buy something from the Microsoft Store.