Windows cannot open PRF files?
When Windows cannot determine which application to use to open this file format type, the cause could be:
We strongly recommend that you run a Instant Scan for related errors.
Files with the PRF extension identify setting files used to create a user profile in the Microsoft Outlook utility. PRF files store user data and preferences such as mail settings, folders and signatures. PRF files can be opened and edited using the Outlook application.PRF files can be generated using the Office Resource utility and can be utilized by various applications with the use of the Installation Wizard. The PRF files are automatically updated to the user profile by the Outlook application.
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