File Extension Library


.MSHI File Extension

  • Developer by: Microsoft
  • Category: Developer Files
  • Format: Binary

What are .MSHI files and how to open them?

Can't open .MSHI 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 .MSHI file.

What is a .MSHI file extension?

.MSHI file extension is created by Microsoft. .MSHI has been classified as Developer Files. The format of .MSHI file is Binary.

.MSHI is Microsoft Help Index File

Help documentation file created in the MS Help Viewer 1.x index format; saves a topical index that is used for browsing and searching the help documentation; used by software developers when authoring the help topics for their software titles.

MSHI files are used for indexing the content in .MSHC help container files. When an MSHI file exists, it is deployed with the corresponding MSHC file within a signed .CAB archive.

NOTE: MS Help Viewer 1.x replaces the MS Help 2.x (.HXS) and MS Help 1.x (.CHM) formats.

List of all softwares that can open the Microsoft Help Index File
Windows
The Helpware Group FAR
Microsoft Visual Studio 2017

How to fix problems with .MSHI files

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