- Plesk Onyx for Linux
utility execution mail server was set to use a particular SSL certificate at
Tools & Settings > SSL/TLS Certificates > Certificate for securing mail
After execution of
utility mail server starts to use the default SSL certificate from server pool.
The old SSL certificate is displayed in Plesk.
This issue has been considered as Plesk bug #PPPM-5725 and will be fixed in future product updates.
As a workaround:
1. Go to
Plesk > Tools & Settings > SSL/TLS Certificates > Certificate for securing mail > [Change]
2. Reapply a certificate for securing the mail server.