If you are seeking information about file extensions, then you are in the right place at the right time.

Details of extension .pm$

On this page, we're going to take a closer look at the .pm$ file extension, which is related to Pegasus Mail Temporary Data.

We'll explain what exactly a .pm$ file format is and how you can use it. If you're interested in learning more details about this type of file, we'll show you where to find them. And if you ever need to convert .pm$ files into different formats, we'll give you some tips on how to do that too.

Let's see the file format associated with this file extension!


  1. Pegasus Mail Temporary Data

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Pegasus Mail Temporary Data

pm$ file - Pegasus Mail Temporary Data
The PM$ file belongs to the Data category and works with Pegasus Mail, being used as a Pegasus Mail Temporary Data. Pegasus Mail is a previously freeware, proprietary, email client that is developed and maintained by David Harris. The developer is still actively supporting the Pegasus Mail, likely. Our data shows that Pegasus Mail uses 63 more file types.
Application: Pegasus Mail
Program name: -
Category: Data files
Mime-type: application/octet-stream
Related extensions:
.mar Pegasus Mail Attribute Record Data
.pop Pegasus Mail POP3 Session Log
.pma Pegasus Mail Archive
.pml Pegasus Mail Distribution List

The .pm$ file extension might not only belong to a single type of file, there could be various kinds that use it. Keep in mind that files with the .pm$ extension may contain various content types. If you have helpful information about this extension, write to us!

Could someone have spelled the .pm$ file extension wrong?

In our database, we came across the following similar extensions:

.pm Pidgin IM Module

The .pm$ extension is frequently misused

People sometimes confuse the .pm$ filename extension. Based on the searches on our site, here are the most common misspellings from the past year.

pm (1)

Having trouble opening a .pm$ file?

If you want to open a .pm$ file on your computer, you just need to have the appropriate program installed. Incorrect settings for the .pm$ association can trigger this error.

Windows can't open this file:


To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select from a list of programs that are installed on your computer.

To change file associations:

  • Right-click a file with the extension whose association you want to change, and then click Open With.
  • In the Open With dialog box, click the program with which you want the file to open, or click Browse to locate the program that you want.
  • Select the Always use the selected program to open this kind of file check box.

Supported operating systems

Windows Server 2016/2019/2022, Windows 7, Windows 8, Windows 10, Windows 11, Linux, Mac OS X, macOS, iOS, Android