How to open TNEF file format? (Transport Neutral Encapsulation Format)

Problems with opening TNEF files occur very often among users. Unfortunately, not everyone is aware that the basic and usually the most common problem is the lack of an installed software to handle the TNEF file. Its full name is Transport Neutral Encapsulation Format and the company responsible for its development is Microsoft. Your TNEF file has probably an encoded information from the Misc Files category. If you want to view its contents, open, edit or convert the TNEF file to another format, install one of the applications from the list, which is presented below on this page. Can’t you still open your TNEF file? Please, visit file extension tnef where you will find more information.

Programs using this file extension

Windows
– Outlook
– Outlook Express
– Microsoft Office

Mac OS
– Apple Mail
– Outlook