Open MAI file

MAI files: what are they and how do I open them?

mai file icon Are you facing difficulties opening unknown files on your computer, or wondering exactly what this file is?
We've got the information and best software solutions for opening these files effortlessly.

.mai file type #1: Microsoft Mail message

Files with mai file extension could be found as saved e-mail messages in old Microsoft Mail program.

Further details:

The mai file extension is related to Microsoft Mail, an older mail server program for early versions of Microsoft Windows operating system.

The mai file contains saved e-mail message. Might be a little old format and no longer used.

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Microsoft Windows icon

Microsoft Windows

A series of operating systems developed by Microsoft

.mai file type #2: Pegasus mail sub directory

A mai file extension is associated with the Pegasus, an e-mail solution and used for its mail sub directories.

Further details:

A mai file extension is related to the Pegasus, an e-mail solution for various operating system.

These sub directories represent old-style message directories, from the early releases of Pegasus Mail. The use of these nowadays is in relation to system wide folders (called Public folders from version 4.20).

The folder directory must contain a file called PMFOLDER.ID, which is a single NULL-terminated line representing the folder's long name. More information in the WGUIDE.HLP file in the program directory.

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Pegasus Mail icon

Pegasus Mail

One of the oldest e-mail clients available

What is the meaning of a file extension?

File extensions are characters that appear after the dot in a computer file's name. For example, the file "unknown-file.mai" has the file extension "mai". This is used to identify which program should open the file or what file type it is.
File extensions help you organize and manage files. They provide a quick and easy way to identify and associate the file type with the appropriate software.

We can help you open your file

In our database, we have collected a huge number of different file extensions, detailed descriptions, and programs that can be used to open or otherwise work with the file extensions listed in our database.
This database is an invaluable resource for users who want to understand better file extensions and what they can do with them. It also allows users to know different file types with the same purpose.

Only verified software links are provided

We have verified every software listed in our database. The software listed in our database includes links to the developer's or software's website. These links should allow you to download the right program for each file type. Using verified software from reputable sources helps minimize the risk of malware and viruses infecting your computer.