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How to open .HHC file extension?

File Type : HTML Help Table of Contents (Microsoft Corporation)
Compatible with (WinXP,Vista,Win7,Win8 and Win10)

Looking for a program to open .HHC files?

"Windows unable to open a file!" is probably the most common error faced by millions every day. This is either because the program required to open a file is not available on your system or there may be other issues.

We recommend that you run a free scan to check for missing drivers.



What is .HHC file extension?

.HHC file extension is a known file type. This section of tells you everything you need to know about this extension.
File created by HTML Help Workshop, a program used for creating HTML Windows software documentation; saves the table of contents (or site map) used by Microsoft Help; enables help documentation to be navigated in a Web browser.
You can see a list of software programs here on that can open this file type so that you don’t need to search for it on the web. You can then open your file with this extension using a software listed below.

Software that can be used to open .HHC files:

Microsoft Windows:
  • Microsoft HTML Help Workshop