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

访问 Microsoft 官方支持网站，获取全球范围内的产品和服务帮助，解决技术问题并提高生产力。

Hey XBOX Insiders! We are releasing a new XBOX Update Preview to the Beta ring today. Continue reading below to learn all about what's included with this update.

需要有关 XBOX 主机、XBOX 游戏或 XBOX 网络的帮助?了解如何与我们联系。

注意 Microsoft Authenticator 不 适用于电脑或 Mac，因为出于安全原因，验证器应用是专为智能手机设计的。 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。 中国用户应阅读 如何在中国下载和使用 Microsoft Authenticator。

Support for Windows 10 has ended on October 14, 2025. Learn more about your options for Windows 10.

Need help with an XBOX console, an XBOX game, or XBOX network? Find out how to get in touch with us.

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

Learn how to find a Windows product key for activation, and when you'll use a digital license instead.

XBOX Support ... XBOX Support