A h1h file extension is related to the Microsoft Windows merged hierarchy help data format.

Detailed description

Software that open h1h file

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H1H file extension - Microsoft Windows merged hierarchy help data

What is h1h file? How to open h1h files?

File type specification:

Various data file type icon Various data file type

h1h file icon: h1h filetype icon

The h1h file extension is associated with the Microsoft Windows, an operating system for IBM-PC compatible computers, developed by Microsoft.

The h1h file stores merged hierarchy help data for Windows Help.

Updated: February 24, 2018

The default software associated to open h1h file:

Microsoft Windows Help icon

Microsoft Corporation logoMicrosoft Windows Help  Microsoft Windows software

Company or developer:
Microsoft Corporation

Microsoft Windows Help is used to create help files for Microsoft Windows operating system and other Microsoft applications. Windows Help SDKs are different for every version of Windows it can be called Windows Help, Help and Support Center, Assistance Platform 1.0 Client - Windows Vista Help SDK, Microsoft Windows: HTML Help 1.4 etc.

Microsoft Windows 7 icon

Microsoft Corporation logoMicrosoft Windows 7  Microsoft Windows software

Company or developer:
Microsoft Corporation

Operating system released in 2009 available for desktops, notebooks, netbooks, tablets and media centers. It was replaced by Windows 8 and Windows 10. Support ends on January 14, 2020.

Microsoft distributes Windows 7 in four editions: Windows 7 Starter is designed for netbooks. Windows 7 Home Premium is used in home computers and notebooks. Windows 7 Professional is for business using and Windows 7 Ultimate contains all features from all previous Windows 7 editions and some others.

Microsoft Windows Vista icon

Microsoft Corporation logoMicrosoft Windows Vista  Microsoft Windows software

Company or developer:
Microsoft Corporation

Microsoft Windows Vista is operating system for desktop computers, laptops, tablet computers and media centers. Windows Vista was released in 2007 as a successor of Microsoft Windows XP. Windows Vista was distributed in six editions: Starter, Home Basic, Home Premium, Business, Enterprise, Ultimate. Windows Vista contains many new features, such as new GUI called Aero, multimedia tools, redesigned settings sub-systems, security improvements etc. In 2009 was Windows Vista replaced by new Windows 7.

Help how to open:

Probably not meant to be accessed by the user.

How to convert:

It is unlikely that this file type can be converted to anything else.

List of software applications associated to the .h1h file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open h1h file, edit h1h file, convert h1h file, view h1h file, play h1h file etc. (if exist software for corresponding action in File-Extensions.org's database).

Hint:
Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is able to perform the specified software action, such as opening, editing or converting h1h files.

Programs that can create h1h file - Microsoft Windows merged hierarchy help data

Programs supporting the exension h1h on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about Microsoft Windows Help for create h1h file action.

Microsoft Windows:

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