Step 1. Open the Installer
Locate the installer file and double click to open.
Step 2. Click 'Yes' or 'Run'
Authorize the installer using the security dialog.
A property of the item called message class determines the form the item uses. ChangeMessageClassPF application can help to change the message class for incoming messages from the default to custom one. For example, you create a custom Outlook form with IPM.Note.Sales message class and you need that each message e-mailed to "Sales" public folder will be converted to your custom form after receiving to display information in a Sales custom form. Exchange 2010 Server based system.
The application also can delete permanently the incoming messages associated with a certain message class. For example, you can delete all nondelivery reports whose message class is Report.IPM.Note.NDR before delivering them to the certain public folder.