A daily updated filename extension database!

HLP file extension

The table below provides useful information about the .hlp file extension. It answers questions such as:

  • What is the .hlp file?
  • What program do I need to open a .hlp file?
  • How can the .hlp file be opened, edited or printed?
  • How can I convert .hlp files to another format?

Table of Contents

We hope you find this page helpful and a valuable resource!

1 extension(s) and 0 alias(es) found in database

✅ Windows Help File

.hlp
Description:
HLP file is a Microsoft Windows Help.
Category: Document files
Application: WinHelp
Mime-type: application/x-winhelp
Magic number: -
Magic string: -
Sample: -
HLP aliases:
help
HLP related links:
HLP related extensions:
Windows Help Content

Windows Global Index File

Compiled HTML Help

Answer Wizard Index

HTML Help Table of Contents

Windows Help Project

Compressed HLP File

MS Help 2 Project Attribute Definition

MS Help 2 Project Collection Definition

MS Help 2 Project Include File

Other types of files may also use the .hlp file extension.

🚫 The .hlp file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

blp, glp, hip, hkp, hl, hll, hlo, hmp, hop, hp, hpl, hpp, jlp, lhp, lp

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

HP Graphic Language Document
C++ Header File
Blizzard Texture Data
Jumplist Extender Data
Blazing Paddles Bitmap
3D Gamestudio Terrain Data
Haxe Compiler Output
mAirList Desktop Playlist
NaviEdit Geoconsult Long Profile
Lighthouse Organizer Data

🔴 Can't open a .hlp file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows cannot open this file:

example.hlp

To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .hlp file association, check the FAQ.

🔴 Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .hlp file extension, write to us!

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