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How to open HLP

Name: HLP (Windows Help File) Developer: Microsoft
Supported OS: Windows Category: System Files

What is HLP

HLP file extension or Windows Help File is a System Files.

Below you can find instructions how to download HLP and then open it.

What program opens HLP

File with the HLP file extension can be opened in the operating system Windows using such programs:

  • Adobe RoboHelp
  • Help Explorer Viewer