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

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Learn how to sign in and create app passwords for Microsoft apps and devices that don't support two-step verification.

如果你有 Microsoft 365 Copilot 訂閱，可以切換 Copilot 以整合工作內容，例如聊天、電子郵件和檔案。 您也可以使用一組強大的語音功能與 Microsoft 365 Copilot 互動。 若要了解如何在 Copilot 中使用語音功能，請參閱 開始使用 Microsoft 365 Copilot 中的語音功能。

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Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

An authenticator app like Microsoft Authenticator that can provide easier verification, and also allows you to sign in even if the verification device is offline.

作为 AI 支持的聊天助手提出 Copilot 聊天*问题，以提高工作效率。 扫描文档或 QR 码以轻松打开链接的文件或网站。 * Microsoft 365 Copilot 应用中的Copilot Chat适用于具有工作或教育帐户的Microsoft 365 企业版、学术版和 SMB 订阅者。

If you’re tired of having to remember or reset your password, try using a FIDO2–compliant security key to sign in to your Microsoft account instead. What is a security key? A security key is a physical device that you can use instead of your user name and password to sign in. Since it needs to be unlocked with a fingerprint or PIN, even if someone has your security key, they won’t be ...

Learn how to add all your different accounts to the Microsoft Authenticator app.