File Extensions

PF stands for “Private File” and so files with this extension are private or password-protected files that went through a compression and decryption process using software called Stuffit Deluxe. There’s a similar file extension which works like this – the … Continue reading →

The DOTX file extension was created by the Microsoft Corporation for use in their Microsoft Word application. This is a newly defined format that users can save their Microsoft Word 2007 document with. The format is a combination of ZIP … Continue reading →

Any application may be capable of generating a file with a DAT file extension. A DAT file is commonly used by generic data files and has no defined structure, making it quite difficult to establish the origin or the program … Continue reading →

TIF stands for “Tagged Image Format”; therefore, files with a TIF file extension are primarily image files or fax files. These type of files are more often viewed through a Fax Viewer application or through Windows Picture and Fax Viewer. … Continue reading →

There are two possibilities of origin for a file with an OFX file extension – it could be a file containing a financial data that was generated by common financial management programs or it could be an Olicom Fax image … Continue reading →

More commonly known as the Windows Printer File, a file with a PRN file extension is used to supply information to a printer about a file that is on queued for printing. To generate a file with a PRN file … Continue reading →

There are three different programs that a file with a QIF file extension can be associated with – the Quicken Financial Software from Intuit, the DESQView software from Symantec Corporation and the Apple Quick Time Viewer. Among the three programs, … Continue reading →

This file extension was created by Apple for the sole purpose of using with iPods. Like the THM file extension, the ITHMB are smaller picture files (in thumbnail format) that can be viewed through an iPod. Any user can attempt … Continue reading →

There are two different possibilities of what the contents of a THM file extension are. One prospect is that THM could stand for the word “THuMbnail” and that it contains a petite version of a video file like a CRW … Continue reading →

XPI (pronounced as “zippy”) stands for XP Install or Cross-Platform Install. This is a zip file containing an install script and numerous data files. Files associated with this extension are basically used to give Mozilla Firefox browser updates. Thus, this … Continue reading →