Windows: Right click on any FDM file and then click 'Open with' > 'Choose another app'. Associate the FDM file extension with the correct application.Also some proprietary or closed file formats cannot be converted to more common file types in order to protect the intellectual property of the developer, which is for example the case of some DRM-protected multimedia files. This is usually the case of system, configuration, temporary, or data files containing data exclusive to only one software and used for its own purposes. fdm file type can't be converted to any other file format.

How to open:Use Microsoft Exchange Forms Designer to open form message files. An fdm file contains form message from Exchange Server. Forms can be distributed to users through Microsoft Exchange Server.įiles with fdm file extension are related to the Microsoft Exchange Server. The fdm file contains saved message with form. Microsoft Exchange Forms Designer is a part of Microsoft Exchange Server. The fdm file extension is associated with the Microsoft Exchange Forms Designer that is messaging application development tool used to create electronic forms.

Fdm extension