File Extension Library

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.HM3 File Extension

  • Developer by: EC Software
  • Category: Data Files

What are .HM3 files and how to open them?

Can't open .HM3 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 .HM3 file.

What is a .HM3 file extension?

.HM3 file extension is created by EC Software. .HM3 has been classified as Data Files.

.HM3 is Help & Manual 3 Project

Windows help documentation project created by Help & Manual 3; saves help pages formatted using RTF text; can be exported to several different formats, including Winhelp (.HLP) and HTML Help (.CHM).

List of all softwares that can open the Help & Manual 3 Project
Windows
EC Software Help & Manual

How to fix problems with .HM3 files

  1. You need to update the application that you normally use to open .HM3 files. Only the latest version of the software supports the current .HM3 file format
  2. You need to check the .HM3 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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