>> PST file

PST file format description

Many people share .pst files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .pst file can be edited, converted or printed with. On this page, we try to provide assistance for handling .pst files.

3 filename extension(s) found in our database.

.pst - Microsoft Outlook Personal Folder File

The PST data files are related to Microsoft Outlook. PST file is a Microsoft Outlook Personal Folder.

Microsoft Outlook
Data files
- / -
Microsoft Outlook Personal Folder File related extensions:
Microsoft Office IME Search Provider Definition
Microsoft Access JET Database
Office Open XML File
Microsoft Office Language Specific Resources
Microsoft Exchange Reserved Transaction Log
Sony XDCAM User Metadata

.pst - STAR-CD v3 Results Data

The PST data files are related to STAR-CD. PST file is a STAR-CD v3 Results Data. STAR-CD is a general purpose CFD code system for the calculation of fluid flow, heat and mass transfer and chemical reaction in industry and the environment.

Data files
- / -
STAR-CD v3 Results Data related extensions:
STAR-CD v4 Solver Ready Geometry Data
STAR-CD v4 Results Data
STAR-CD v4 Transient Data
STAR-CD v3 Solver Ready Geometry Data
STAR-CD v4 Model Data
STAR-CD v3 Transient Results Data

.pst - Concordance E-Mail Database

The PST data files are related to Concordance. PST file is a Concordance E-Mail Database. Concordance is an electronic discovery, litigation document management, and litigation support tool.

Data files
- / -
Concordance E-Mail Database related extensions:
Concordance Database Concatenation Data
Concordance Imagebase File
Concordance Desktop Programming Language Script
Concordance Compiled CPT Script
Concordance Database
Concordance Dictionary Database

Naturally, other applications may also use the .pst file extension. Even harmful programs can create .pst files. Be especially cautious with .pst files coming from an unknown source!

Can't open a .pst file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows can't open this file:


To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .pst file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

lst, ost, pct, pet, pqt, ps, psf, psg, psh, psr, psy, pt, pts, pwt, pxt

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

General List File
Psycle Song
Adobe Font List
Plone Page Template
GCC Assembler Listing File
ENVI Ground Control Point File

Operating systems currently supports the following operating systems:

Windows XP/Vista, Windows 7/8, Windows 10, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, Mac OS X, iOS, Android

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