How do I reindex an email inbox?

Question

How do I reindex an email inbox?

Answer

Note: If you have Dovecot Solr installed, please see the following to reindex: 
How do I rescan or reindex email data with Dovecot Solr (Full Text Search)?

1. Access the server as the root user via SSH or the Terminal in WHM

2. Run the following command, replacing user@example.com with the email address.

   # doveadm index -u user@example.com INBOX