@far2 Thank you very much for the help!

I created two different Pull request on GitHub that will be reviewed by developers.

For vendor/uvdesk/mailbox-component/Services/MailboxService.php
https://github.com/uvdesk/mailbox-component/pull/108

For vendor/uvdesk/core-framework/Resources/views/ticketList.html.twig
https://github.com/uvdesk/core-framework/pull/701

Again thank you 🙂