Summary: Learn how to use a switch to cause Get-Help to search _About files.

How can you easily search the Windows PowerShell _About files for topics that are related to a string?

 Use the Category parameter and look for HelpFiles:

PS C:\> get-help parameter -Category helpfile

Name        Category Module     Synopsis

—-        ——– ——     ——–

about_CommonParameters   HelpFile       Describes t…

about_Functions_Advanced_Param… HelpFile       Explains ho…

about_Parameters     HelpFile       SHORT DESCR…

about_Parameters_Default_Values HelpFile       SHORT DESCR…