Home : File Types : PF File (2 File Associations)

.PF File Extension

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File Type 1Private File

DeveloperSmith Micro
4.2 (20 Votes) Thanks for voting!
Rare Uncommon Average Common Very Common
CategoryCompressed Files


File format categories include Binary, Text, XML, and Zip. The format of this file type has not been determined.


Password-protected file compressed and encrypted by Stuffit Deluxe; similar to a .SIT file, but requires a password to decrypt and decompress; often used for archiving confidential or personal data.

More Information

NOTE: Even with the appropriate software program, PF files will not open unless the correct password is entered.

Programs that open PF files
Smith Micro StuffIt Deluxe for Windows
Smith Micro StuffIt Deluxe 16
Updated 6/9/2009

File Type 2Windows Prefetcher File

3.8 (12 Votes) Thanks for voting!
Rare Uncommon Average Common Very Common
CategoryData Files


This file is saved in a binary format, which requires a specific program to read its contents.


File created by Prefetcher, a component of Windows Memory Manager that speeds up the boot process and application loading; contains a trace log of Prefetcher events; records what code and data are accessed during boot and application loading processes.

More Information

PF files are typically stored in the \Windows\Prefetch\ directory. The boot process trace file always has the name NTOSBOOT-B00DFAAD.PF.

NOTE: PF files are used by Windows XP or later.

Programs that open PF files
Microsoft Prefetcher
Updated 3/17/2010

FileInfo - The File Extensions Database

This page contains information about the .PF extension and its known file associations. Our goal is to help you understand what a PF file is and how to open it.

All file types, file format descriptions, and programs listed on this page have been individually researched and verified by the FileInfo team. We strive for 100% accuracy and therefore do not publish any information we have not verified.

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