Fingerprint sensor and face unlock not working with Android 11 on Samsung m51

[tanvir_xi]

Hello.. everything was working fine. One day morning i updated my Samsung m51 from Android 10 to android 11 then it restarted. After that my face unlock and fingerprint unlock is not working. Please help

[Samsung_Support2]

Dear Samsung Member,

Greetings from Samsung Customer Support!

We would request you to register your concern in Samsung Members Application. So, that our concern team gets back to you as soon as possible.

Please follow this path to register your concern in Samsung Members Application (Open Samsung Members Application > Get help > Send Feedback > Error report/Ask questions).

Note. please attach the error log file within 15 minutes of the error occurred.

Thank you for writing to Samsung.

Warm Regards,
Samsung Customer Support

[tanvir_xi]

I have done that already still got not solution ...