What is PRF? What Opens a PRF? File Format List from WhatIs.com

File Extension

PRF File Format

Microsoft outlook profile file

PRF is a profile file format used by Microsoft Outlook. PRF files contain user information, such as signatures, account settings, and mail folders. PRF files can be created using Microsoft’s Office Resource Kit, and later edited using Custom Installation Wizard.

MIME: application/outlook

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This was last updated in October 2010
Editorial Director Margaret Rouse

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