Open pst file
Did your computer fail to open pst file? We explain what pst files are and recommend software that we know can open your pst files.
What is pst file?
A pst file extension is used for storage file format of Microsoft Outlook. PST file contains stored emails, calendars, contacts in one single file.
pst file description
The pst file extension is associated with Microsoft Outlook, an email client and personal information manager, which is part of Microsoft Office, developed by Microsoft Corporation.
The pst files store e-mail messages and other data saved by the Outlook application. PST files contain all of users Outlook email folders, including the Inbox, Calendar, and Contacts.
The pst files are stored in Unicode file format and have a 20 GB limit in Microsoft Outlook 2003, Outlook 2007 and 50 GB limit in Outlook 2010, Outlook 2013, Outlook 2016. After the limit of PST file is exceeded, Outlook will not able to open PST file and you must split pst files or create new one.
The size of pst files can be customized in the Windows registry.
Unlike the full version of Outlook, free Outlook Express or Windows Live Mail does not use .pst files.
Mac OS X (macOS) users can also use the PST Import Tool for Entourage to import PST data into Entourage.
Path to pst file:
Windows Vista, Windows 7, Windows 8, Windows 10:
Microsoft Windows XP, Microsoft Windows Server 2003:
\Documents and Settings\user\Local Settings\Application Data\Microsoft\Outlook
Microsoft Exchange Server also uses Outook PST file format to store address book and other personal data about contacts.
Software that will open pst file
Other pst file extensions
pst - Apple Logic plugin settings file
Files with pst suffix may also occasionally be found as plugin settings for some versions of Apple Logic Pro digital audio workstation.
pst - Autodesk structure library or pipeworks structural data
A pst file extension is related to the Autodesk structure library or pipeworks structural data formats.
pst - Lahey Fortran paste buffer
A pst file extension is related to the Lahey Fortran programming environment. A pst file stores paste buffer.
pst - LightWave 3D preset
A pst file extension is related to the LightWave and used for its preset files.
pst - Mastercam post processor data
Files with pst file extension can be found as post processor files from Mastercam CAD programs.
pst - Medbasin parameter file
The pst file extension is related to the Medbasin a hydrology software. The *.pst file stores parameters.
pst - MIDI Studio preset
A pst file extension is related to the MIDI Studio and used for its preset files.
pst - ProShow Producer template
Files with pst file extension are related to the ProShow Producer and ProShow Gold software. A pst file contains template.
pst - STAR-CD results data
A pst file extension is associated with the STAR-CD software. A pst file contains transient data.
pst - Ulead pattern image format
A pst file extension is related to the Ulead PhotoImpact and other apps. A pst file stores pattern image.
pst - Yamaha pianist (solo piano) style
A pst file extension is related to the Yamaha Tyros2 electronic keyboard. A pst file stores pianist (solo piano) style.