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Open .HHK file Extension

File Type : HTML Help Index (Microsoft Corporation)

Compatible with: (Mac OSX 7, 8, 9, 10, 11, 12)

Searching for a program to open .HHK files?
The error "There is no application set to open the document." is a common problem faced by millions of Mac users daily. This happens either because the required app to open that file does not exist or there might be some malicious apps tempering your Mac
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.HH

ExtensionSmallImg What is .HHK file?

Help index file created by Microsoft HTML Help, a program used for creating Mac help documentation; saves an index of keywords that each open a help page when clicked; enables quicker lookups for common terms.

Recommended Software Programs to open .HHK file

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Microsoft Windows:
  • Microsoft HTML Help Workshop