If an email is incorrectly filtered as spam, what should an administrator do first when...

When an administrator investigates a false positive in Proofpoint, the first objective is to determine exactly what rule or final action caused the message to be handled as spam. Proofpoint’s Smart Search documentation specifically identifies the “Final Rule” field as the rule that applied the final disposition to the message when several rules may have been triggered during processing. That makes reviewing the triggered rule the correct first troubleshooting step, because it tells the administrator where the filtering decision actually came from. Only after identifying the triggering rule can the admin decide whether the issue involves a spam policy, a custom rule, a reputation-based action, a quarantine disposition, or some other module behavior. Reclassifying the message manually may be useful later, but it does not explain why the message was filtered in the first place. Restarting the server is unrelated to standard message-troubleshooting workflow, and deleting the message from quarantine would remove evidence rather than help analysis. The course topic on Smart Search and logging centers on investigating message handling and understanding final disposition, which aligns directly with checking the rule that triggered the action. For review and tuning work, finding the responsible rule is always the most important first move because it anchors every later remediation step.