Files with pfx 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 - Amiga Pageflipper Plus F/X animation file

empty icon.pfx - PFXplus application source code

Detailed description

Software that works with pfx file extension

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PFX file extension - Certificate file

What is pfx file? How to open pfx files?

File type specification:

Encoded and encrypted file type icon Encoded and encrypted file type

File extension pfx 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: application/x-pkcs12

The default software associated to pfx file type:

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 PFX files:

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

How to convert file with extension PFX:

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 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).

  • Others pfx file

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

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:

Previous file extension
PF file extension > Encoded and encrypted file types

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file extension PGP


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