注意 Microsoft Authenticator 不适用于 电脑或 Mac，因为验证器应用是出于安全原因为智能手机设计的。 了解详细信息。 Microsoft不再支持超过一年的 Authenticator 版本。 始终使设备保持最新状态。 中国用户应 了解如何在中国下载和使用 Microsoft Authenticator。

Learn how you can use the free Microsoft Authenticator app to sign in to all your accounts without using a password.

Find solutions for Xbox account and profile issues, manage settings, and get support for your Xbox experience.

When you first launch the Xbox app on a compatible smart TV, you’ll be provided with a QR code and URL to follow to complete sign in on another device. If you have an existing Xbox profile, make sure you sign in using that same account.

Microsoft Authenticator is a mobile app that helps you sign in to all your accounts without using a password.

Find out how to change your Xbox gamertag through a browser, on your Xbox console, or your Windows device.

Learn how to check for the latest Windows Updates and install them to keep your device running smoothly and securely.

了解 Xbox Design Lab 的自訂控制器以及如何訂購符合您規格的控制器。

如果安全服務無法對該應用程式做出有把握的預測，Smart App Control 會檢查該應用程式是否有有效的簽名。 如果應用程式有有效的簽名，Smart App Control 會允許它執行。 如果應用程式未簽署或簽名無效，Smart App Control 會視為不信任並封鎖以保護你。

了解如何在您的行動裝置、Windows 裝置或 Xbox 主機上兌換 Microsoft/Xbox 禮品卡或其他優惠碼或優惠。