E-mail configuration with Office 365 SMTP details

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How to configure email notifications Office365

This configuration setting expects the SMTP server to offer SMTP over SSL (SMTPS) but Office365 offers SSMTP (SMTP on submission port 587/tcp with optional connection upgrade with STARTTLS). See also: Yes. They are the credentials for the SMTP service. Without those, the SMTP service won’t allow you to send emails. No, HTTPS and SMTP/SSMTP/SMTPS have nothing to do with each other.