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Configure, test, and troubleshoot smtpify365.

Source-backed product documentation covering Microsoft authorization, SMTP settings, connections, limits, and failure diagnosis.

By Product by Bergfort B.V.

Set up a connection

Begin with the getting-started path, then use the exact SMTP settings and Microsoft authorization references while configuring the client.

Diagnose by stage

The troubleshooting documentation separates network, STARTTLS, authentication, sender, submission, and downstream delivery failures.

Use documented boundaries

Sending rules, delivery counters, Sent Items behavior, and support guidance describe the current implementation and clearly distinguish downstream Microsoft behavior.

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Related guidance

DocumentationGetting started

Create and test your first smtpify365 connection.

DocumentationSMTP settings

The exact client settings required by smtpify365.

DocumentationMicrosoft authorization

Understand account selection, delegated permissions, and token refresh.

DocumentationCreate a connection

Generate separate SMTP credentials for one device or application.

DocumentationRevoke or recreate a connection

Remove access for a retired, lost, or potentially exposed credential.

DocumentationSending rules and limits

Current SMTP constraints and downstream Microsoft boundaries.

DocumentationSent Items and delivery status

Understand what a successful submission and dashboard counter mean.

DocumentationSMTP troubleshooting

Identify whether a failure occurs at the network, TLS, authentication, sender, submission, or delivery stage.

DocumentationNetwork and port 587

Diagnose DNS, routing, firewall, and SMTP greeting failures.

DocumentationSTARTTLS and certificate errors

Fix TLS negotiation without weakening message transport.

DocumentationAuthentication failed

Check TLS state, generated credentials, and revocation.

DocumentationSender mismatch

Use the connected mailbox as the SMTP envelope sender.

DocumentationMicrosoft consent and token errors

Recover when authorization or later token refresh cannot complete.

DocumentationSMTP failure stages

Use the response and stage without exposing secrets.

DocumentationSystem requirements

Account and client requirements for the current service.

DocumentationOpen a safe support request

Provide useful diagnostic details without sending credentials or message content.