Home : File Types : H1Q File

.H1Q File Extension

File TypeMicrosoft Help Merged Query Index File

3.0 (2 Votes) Thanks for voting!
Rare Uncommon Average Common Very Common
CategoryMisc Files


File format categories include Binary, Text, XML, and Zip. The format of this file type has not been determined.

What is a H1Q file?

Query index used by Microsoft Help, a system help program included with the Windows operating system; stored in the "\Documents and Settings\All Users\Application Data\Microsoft Help" in Windows XP and the "\ProgramData\Microsoft\Assistance\Client\1.0\en-US" directory in Windows Vista.

Open over 300 file formats with File Viewer Plus.
Programs that open H1Q files
Microsoft Help
Updated 7/31/2009

.H1Q Extension Information

This page contains information about the file extension H1Q and its known file associations. Our goal is to help you understand what a *.h1q file is and how to open it.

The Microsoft Help Merged Query Index file type, file format description, and programs listed on this page have been individually researched and verified by the FileInfo team. We strive for 100% accuracy and do not publish any information we have not verified.

If you would like to suggest any additions or updates to this page, please let us know.