Harvard Graphics presentation
File type: Document file
A pr4 file extension is related to the Harvard Graphics presentation format.
Found 2 different file type records with the same pr4 filename suffix.
File type category:
Document file
Date updated: October 12, 2017
The pr4 file extension is associated with the Harvard Graphics, a graphics and presentation program for MS-DOS and Microsoft Windows operating systems.
The pr4 file stores presentation created with Harvard Graphics.
Use Harvard Graphics to work with *.pr4 files.
Harvard Graphics may be able to export *.pr4 files to other formats.
Software applications that can open pr4 files:
Microsoft Windows
Software applications that can edit pr4 files:
Microsoft Windows
Software capable of saving pr4 files:
Microsoft Windows
Software apps that create pr4 files:
Microsoft Windows
Software apps that print pr4 files:
Microsoft Windows
Software applications that handle other tasks involving pr4 files:
Microsoft Windows
File type category:
Accounting, financial and tax file
Date updated: September 24, 2026
The PR4 format is associated with CheckMark Payroll Software, a payroll application for small businesses developed by CheckMark Software, Inc.
PR4 files contain employer checks and form part of the payroll data used by the software.
CheckMark Payroll Software is available for Microsoft Windows.
Open a PR4 file in CheckMark Payroll Software on Microsoft Windows. Use the application's file-opening commands or open the file from the payroll data location used by the installation.
To use information from a PR4 file in another format, open it in CheckMark Payroll Software and use the program's available printing, reporting, or export functions.
Software applications that handle other tasks involving pr4 files:
Microsoft Windows
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