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What is hh.exe?

Part of HTML Help by Microsoft

What is it?

Microsoft Compiled HTML Help is a Microsoft proprietary online help format. It was introduced as the successor to Microsoft WinHelp with the release of Windows 98, and is still supported in Windows 7. Help is delivered as a binary file with the .chm. It contains a set of HTML files, a hyperlinked table of contents, and an index file.
Description of hh.exe from Microsoft
Microsoft® HTML Help is the standard help system for the Windows platform. Authors can use HTML Help to create online help for a software application or to create content for a multimedia title or Web site. Developers can use the HTML Help API to program a host application or hook up context-sensitive help to an application. As an information delivery system, HTML Help is suited for a wide range of applications, including training guides, interactive books, and electronic newsletters, as well as
(hh.exe is a system file that is installed with Windows)
Download Boost (100% FREE) Speed up HTML Help and optimize your PC.

How is hh.exe loaded?

Shell open command - hh.exe is typically associtated with identifier name of chm.file with and identifier of "C:\WINDOWS\hh.exe" %1. A Shell Open Command allows for an association of a file extension and a program. This association allows an application to be run when the icon or a context menu item is clicked upon in the Windows Explorer window.


What is the community is seeing?What is the community is doing?
About 0.1% of all Boost users have the hh.exe file.Of the 0.1% of hh.exe users, less than 1% have disabled it.
Typical file (disk image) location:

Are there other versions of HTML Help?

What else is related?

What Windows OS versions does this run on?

Microsoft Windows XP (5.1.2600.196608)

About Microsoft Corporation

Microsoft, founded in 1975 by Bill Gates and Paul Allen, is a veteran software company, best known for its Microsoft Windows operating system and the Microsoft More...
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File details

File name: hh.exe
Publisher: Microsoft Corporation (verified)
Name: HTML Help
Description: Microsoft® HTML Help Executable
Version: 5.2.3790.2453 (srv03_sp1_qfe.050525-1536)
Product version: 5.2.3790.2453
Size: 32 KB
Original file name: HH.exe
Windows file protection: Yes

Shell open command details

Name: chm.file
Command: "C:\WINDOWS\hh.exe" %1

Image hashes

MD5: 1e10fb1caf24b9c32ceeebb7d911a6cf
SHA-1: 13b7a154f0fa67a69465f818e9bef8b1f1faefe3

PE image details

File entropy: 4.17698
File packed: No
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