Help article

What does SMTP Server for WordPress do?

Updated November 1, 2026

It is a WordPress GUI control layer for Postfix and supporting mail services. A separately installed, root-owned local agent manages scoped server operations; WordPress does not receive direct operating-system privileges. Administrators can manage sender domains, DNS authentication, delivery policy, mail attempts, forwarding, health and queues.

SMTP Server for WordPress on CodingRepo · All product support topics

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