Contact form shows success but enquiries go missing: how to trace one test message

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A contact form can display a success message while the enquiry never reaches the team's mailbox. The recommended approach is to follow a single identifiable test submission through the form, the sending route, and the receiving mailbox, rather than changing the mail plugin or DNS first. A successful wp_mail() return only means the sending method processed the request without error, not that the recipient got the email. Form plugins may also have demo or skip-mail settings that show success without sending, so these should be checked. Each finding, such as no matching record, a sending error, or provider acceptance, points to a different next check.

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