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Messenger helps you connect with your Facebook friends and family, build your community, and deepen your interests.

How to log into your Facebook account using your email, phone number or username.

Recover an Account | Messenger Help Center

Guidance for logging into Facebook and resolving login issues.

If you're having trouble logging into your account, review these tips and known login issues.

Learn how to use Messenger, fix a problem, and get answers to your questions.

If you can't log in, make sure you have the most up-to-date version of the Messenger app.

Messenger 有助您与 Facebook 亲友交流联系，建立自己的社群，加深自己的兴趣。

進行有意義對話的空間 Messenger 可協助您與 Facebook 親朋好友保持聯繫，打造社群，培養興趣。