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

注意 Microsoft Authenticator 無法 支援 PC 或 Mac，因為認證器應用程式是為智慧型手機設計，出於安全考量。 深入了解。 Microsoft 不再支援超過一年的 Authenticator 版本。 請隨時保持裝置更新。 中國用戶應閱讀 如何在中國下載及使用 Microsoft Authenticator。

Developers have made amazing games and content for the Xbox network. To protect customers and developers, we provide a safe and secure way to make purchases in the Microsoft Store. To maintain this security, Xbox monitors for instances of marketplace theft or solicitation from the Xbox community.

You can only redeem a subscription code in the country where it was purchased. Find out more here.

A popular tactic of criminals is the "fake order" scam. The way it works is that you get a message, usually in email or text, that appears to be a routine confirmation for an order. Of course, you never ordered whatever product or service it's confirming. The message looks common enough, and it says that money will be charged to your credit card or withdrawn from your bank account for the ...

Get help if you're having problems sending someone a digital Xbox game or subscription as a gift.

Phishing (pronounced: fishing) is an attack that attempts to steal your money, or your identity, by getting you to reveal personal information -- such as credit card numbers, bank information, or passwords -- on websites that pretend to be legitimate. Cybercriminals typically pretend to be reputable companies, friends, or acquaintances in a fake message, which contains a link to a phishing ...

如何變更玩家代號？ 我們已將新的 Xbox 玩家代號更新為支援最多 12 個字元的 Unicode 玩家自選名稱，而此名稱還會在您分享玩家代號時加上自動產生的尾碼。 我們為玩家提供 13 個不同的字母系統，支援全球超過 200 種語言。

Get help for the account you use with Microsoft. Find how to set up Microsoft account, protect it, and use it to manage your services and subscriptions.

檢查代碼隨附的指示或條款 Xbox 訂閱的一些代碼適用於新成員。 如果您的帳戶中當前或過去有訂閱，您可能無法兌換代碼來延長您的會員時間。 這可能是發送給可以使用它的朋友的完美代碼。