We estimate waiting ...
We can't afford to update to the latest version until the preview pane options are restored, otherwise we will surely be inundated with the phone calls.
Gabriele Maoret - Head of SysAdmins at SERSIS
Currently manages 6 SmarterMail installations (1 in the cloud for SERSIS which provides services to a few hundred third-party email domains + 5 on-premise for customers who prefer to have their mail server in-house)