FAILURE :E-mail settings saved successfully. But error occurred while trying to check connection with mail server - Authentication Failed

FAILURE :E-mail settings saved successfully. But error occurred while trying to check connection with mail server - Authentication Failed

hello
I have this problem email
FAILURE :E-mail settings saved successfully. But error occurred while trying to check connection with mail server - Authentication Failed using the given username and password.

- The Telnet responds to the server and port
- The passworld and email configuracion is OK

 

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