File Extension Library

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.PR4 File Extension

  • Developer by: Harvard Graphics
  • Category: Document Files

What are .PR4 files and how to open them?

Can't open .PR4 file? Are you wondering what it contains? On our site we will explain to you what this file is, what it is used for and what software opens the .PR4 file.

What is a .PR4 file extension?

.PR4 file extension is created by Harvard Graphics. .PR4 has been classified as Document Files.

.PR4 is Harvard Graphics presentation

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.


How to open:

Use Harvard Graphics to work with *.pr4 files.

How to convert:

Harvard Graphics may be able to export *.pr4 files to other formats.

How to fix problems with .PR4 files

  1. You need to update the application that you normally use to open .PR4 files. Only the latest version of the software supports the current .PR4 file format
  2. You need to check the .PR4 file for viruses. To do this, you need to scan it with a popular antivirus (Norton, Nod32, Kaspersky, Dr.Web, etc.)
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