Hi,
kind regards
Markus
Hi Markus,
Thank you for writing to Aspose Support team.
As per the Message Classes specified by Microsoft, you can detect such message by its message class i.e. IPM.Note.Rules.Oof.Template.Microsoft. You can detect the message type using MapiMessage.MessageClass field.
Sample Code:
MapiMessage mapiMsg = MapiMessage.FromFile(“Not In Office.msg”);
Console.WriteLine(mapiMsg.MessageClass);