3555666 - Could not send email: The server 'outlook.office365.com' could be reached, but the login with the given credentials failed - SBPA

• User able to configure the SMTP Server for the SBPA as per SAP help link Configure an SMTP Mail Destination, but email triggering is failed with below error.
  
  
• Error message: Could not send email: The server 'outlook.office365.com' could be reached, but the login with the given credentials failed. Verify that the credentials are valid for the server. The server has returned the following message: '535 5.7.3 Authentication unsuccessful.
  
  
• When user uses "Basic Authentication" authentication method, it also results in the below error.
  
  
• Error message: Could not send email: The server 'outlook.office365.com' could be reached, but the login with the given credentials failed. Verify that the credentials are valid for the server. The server has returned the following message: '535 5.7.3 Authentication unsuccessful, basic authentication is disabled.

• SAP Build Process Automation.

Could not send email: The server 'outlook.office365.com' could be reached, but the login with the given credentials failed, Verify that the credentials are valid for the server. The server has returned the following message: '535 5.7.3 Authentication unsuccessful., basic authentication is disabled, SMTP, SBPA, IRPA, Email Server, Microsoft, disable, OAuth2ClientCredentials, OAuth2JWTBearer, OAuth2UserTokenExchange, not supported, Basic Authentication, process automation, smtp server. , KBA , BPI-PA , SAP Build Process Automation , BPI-PA-RT , SPBA Runtimes (Action RT, Mail RT, Destination-Auth, ..) , CA-ML-IPA , IPA , Problem