I understand that you have a question about the new Zimbra Desktop
Client. Let me address your concern.
The Zimbra Desktop Client is still in beta mode, and therefore, is
directly supported by our Zimbra team. You can reach the Zimbra support
team through our Zimbra Online Forum at: Zimbra Desktop - Zimbra :: Forums
To learn more about the Zimbra Desktop Client, please visit our Zimbra
information page at: http://wiki.zimbra.com/index.php?title=Yahoo!_Zimbra_Desktop
I hope this addresses your issue. If you need any further assistance,
please feel free to contact us again and we'll be glad to help.
Thank you again for contacting Yahoo! Mail Customer Care.
Yahoo! Mail Customer Care