File Extension PRF

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    Preferences Or Profile Format
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Have you encountered a problem with a PRF file? Don’t you know which program opens a file with this extension? You will find all the information you need about working with a PRF file here. In the further part of this page we have added a list of programs that should open your PRF file. It is enough you choose a proper application for your operating system, download and install it.

What is PRF file?

The extension PRF is used by Microsoft Outlook for exported profiles.

More info

The file contains plain text in a syntax that Outlook uses to create profiles. For this purpose, the user information and preferences, such as e-mail accounts and signatures are stored. The file can also be created using the Microsoft Office Resource Kit and installed on multiple systems using this or the Custom Installation Wizard.

Programs which can open a PRF file

How to open file with PRF extension?

In order to open a file with PRF extension one of the following programs must be installed on user’s system. If a problem with opening PRF file occurred, it is highly possible that none of the listed programs is present on user’s system. Even if one or more said programs are installed, there may be issues related with given programs. In order to solve a problem with PRF files, follow the instructions below.
Install Outlook or other program from the list

Most often resolving problems with opening PRF files is very simple. Just install an appropriate program that supports such files. All of the listed programs support PRF files, but may vary in offered function and purpose. Some programs may be capable only of viewing contents of PRF files or offer file conversion options, but may not be capable of editing such files.

Set Outlook as the default program for opening PRF files

It is possible that although a compatible program has been installed on user’s system, it is not used by the system to open it. This may happen because no default application was associated with this type of files. To associate PRF files with given application, select "Open with" from drop-down menu (accessed by right-clicking on the file). Then select from the list the program or application you want to be used to open this type of file. If the Outlook applications is not on the list, select "Browse" option in order to manually locate the directory where Outlook has been installed.


Check the section that lists most common problems with PRF files

Sometimes problems with opening PRF files may not lie with the application itself, but can arise due to other causes, such as:

  • File data is corrupted
  • PRF files has been not been completely download from the internet (only a part of the data has been downloaded)
  • Currently used user account hasn’t been granted necessary privileges to open PRF files (should that be the case, please contact your system administrator or IT specialist)
  • PRF file was being copied from a corrupted storage device and is incomplete or data is corrupted. (Copying files from unknown or untrusted sources should be conducted with great care as such files may contain malicious software, which can damage your system)

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