| File Type 1 |
Windows System File (Most common) |
| File Format |
File |
| Common? |
No |
| File Description |
Contains settings and preferences used by the Windows operating system; may also be used by other applications to store program settings. |
| Program(s) that open prf files |
Windows: Referenced by Windows and should not be opened directly |
| File Type 2 |
Outlook Profile File |
| File Format |
Proprietary File |
| Common? |
No |
| File Description |
User profile referenced by Microsoft Outlook that contains user information and preferences; includes mail account settings, signatures, references to mail folders, and other settings; when Outlook imports a PRF file, the user profile settings are immediately updated.
PRF files can also be created using Microsoft's Office Resource Kit; the files can then be deployed to multiple systems using the Custom Installation Wizard (CIW) or other maintenance wizard included with the Office Resource Kit. |
| Program(s) that open prf files |
Mac / Windows: Microsoft |
| File Type 3 |
Director Preferences File |
| File Format |
Proprietary File |
| Common? |
No |
| File Description |
Stores program settings for Adobe Director (formerly Macromedia Director); may also contain settings for Director Xtras, such as Media Lab's PhotoCaster.
The main Director settings file is named "Director.prf." |
| Program(s) that open prf files |
Mac / Windows: Macromedia Director |
| File Type 4 |
ClarisWorks Preference File |
| File Format |
Proprietary File |
| Common? |
No |
| File Description |
Stores preferences for ClarisWorks, such as toolbar positioning and Welcome screen options; should be named "CLWORKS.PRF" and placed in the CLARIS directory; can be deleted to restore the program's default preferences.
ClarisWorks is a Macintosh productivity suite developed by Apple that was later also made available for Windows computers; it was later replaced by AppleWorks. |
| Program(s) that open prf files |
Mac / Windows: Apple ClarisWorks |
| File Type 5 |
Plot Station Plot Request File |
| File Format |
Proprietary File |
| Common? |
No |
| File Description |
Form that contains plot requests for eQuorum's Plot Station, a program for managing plotting jobs; saved in an ASCII text format and includes instructions and parameters for generating the plotted output; may be created by Plot Station Client and is processed by Plot Station Server. |
| Program(s) that open prf files |
Windows: eQuorum Plot Station |
| File Type 6 |
FileNet eForms Form Preferences File |
| File Format |
Proprietary File |
| Common? |
No |
| File Description |
Contains user preferences for a form created with FileNet eForms electronic form design software; saved in the user's "Template Preferences" folder for each form accessed. |
| Program(s) that open prf files |
Windows: IBM FileNet eForms |
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