注意 Microsoft Authenticator 不適用於 PC 或 Mac，因為驗證器應用程式是基於安全性考量而設計。 深入了解。 Microsoft 不再支援超過一年的 Authenticator 版本。 讓您的裝置隨時保持最新狀態。 中國的使用者請閱讀 如何在中國下載和使用 Microsoft Authenticator。

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

iOS Android To install Authenticator on your iOS device Scan the QR code or download and install Authenticator from the Apple app store.

Microsoft Authenticator FAQs Caution A common trick of attackers is to contact you via text or phone pretending to be your bank, IT support, or other service provider and saying they need you to read them the code from your Authenticator to verify your identity on the call. Don't give them the code - they're trying to break into your account and are stuck at the verification prompt. No real ...

2-Step Authentication Guide me in setting up turn on 2-step authenticati What is Does my app support 2-step authentication /? Give me 2-Step Authentication.

Microsoft Authenticator helps you sign in to your accounts if you've forgotten your password, use two-step verification or multi-factor authentication, or have gone passwordless on your account.

Learn how to set up multi-factor authentication for Microsoft 365 and add an extra layer of account security.

Learn how to set up your user account for multifactor authentication with Microsoft 365.

Provides information for avoiding and reporting Microsoft technical support scams.

Work/school account help Walk me through how to manage security info. Tell me about tips and suggestions for My Account portal How can I reset own password?