Files with pfx file extension can be usually encountered as PKCS #12 certificates for web browsers.

There are 2 other file types using
the PFX file extension!

empty icon.pfx - Pageflipper Plus F/X animation

empty icon.pfx - PFXplus application source code

Detailed description

Software that open pfx file

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PFX file extension - Certificate

What is pfx file? How to open pfx files?

File type specification:

Encoded and encrypted file type icon Encoded and encrypted file type

The pfx file extension is related to PKCS #12 certificates. These encrypted security files requires a password to be opened.

It stores secure certificates used to authenticate a person or device, such as a computer or Web server.

MIME types:

Updated: November 28, 2022

The default software associated to open pfx file:

Microsoft Windows icon

Microsoft Corporation logoMicrosoft Windows  Microsoft Windows software

Company or developer:
Microsoft Corporation

A family of operating systems developed by the Microsoft Corp. The first Windows was released in 1985 as a GUI add-on to MS-DOS.  MS-DOS based Windows versions were developed to 2000, when was released the last version called Windows ME. Windows based on NT core started in 1993. Windows NT family are developed to these days, the latest version is called Windows 10.

Help how to open:

Install the file by right-clicking the file and selecting "Install PFX."

How to convert:

Certificate files usually are not meant to be converted to anything else.

List of recommended software applications associated to the .pfx file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open pfx file, edit pfx file, convert pfx file, view pfx file, play pfx file etc. (if exist software for corresponding action in's database).

Unspecified and all other actions for computer programs working with pfx file - Certificate

Click on the software link(s) for more information. Suggested software applications use pfx file type for internal purposes and/or also by different way than common edit or open pfx file actions.

Microsoft Windows:

Apple macOS / Mac OS X:

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