A h1q file extension is related to the Microsoft Help merged query index format.
Software that open h1q file
H1Q file extension - Microsoft Help merged query index
What is h1q file? How to open h1q files?
File type specification:
The h1q file extension is associated with Microsoft Windows Help, a system used to visualize help documents in Microsoft Windows operating system and its apps.
The h1q file stores merged query index. It is accessed when users run searches within the Windows Help system.
The default software associated to open h1q file:
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.
List of recommended software applications associated to the .h1q 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 h1q file, edit h1q file, convert h1q file, view h1q file, play h1q file etc. (if exist software for corresponding action in File-Extensions.org's database).
Unspecified and all other actions for computer programs working with h1q file - Microsoft Help merged query index
Click on the software link for more information about Microsoft Windows Help. Microsoft Windows Help uses h1q file type for its internal purposes and/or also by different way than common edit or open file actions (eg. to install/execute/support an application itself, to store application or user data, configure program etc.).