Download CalendarBrowserSetup in .exe or .zip format. (Extract the .zip file.)
From a client where Outlook is closed, run the newly
downloaded Setup file, CalendarBrowserSetup.exe
to start the installation.
In the installation type dialog, select 'Repair/Upgrade
previous version of Calendar Browser' and click Next.
Specify the Outlook folder of your existing Calendar
Upgrade the Calendar Browser Client.
Each client will be prompted to do so next time Calendar Browser
The client upgrade may also be done centrally using Group Policy in
Active Directory. The file CBClientSetup.msi, can be used for both methods
of client upgrade. It is supplied in the download and can be found in the
Calendar Browser server folder.