PowerTip: Easily Find the PowerShell 3.0 Preference Variables

Summary:  Use the Get-Help cmdlet to find the Windows PowerShell 3.0 preference variables.

Hey, Scripting Guy! Question How can you easily find a listing of all the Windows PowerShell 3.0 preference variables?

Hey, Scripting Guy! Answer Use the Get-Help cmdlet to display about_Preference_Variables Help.

You do not need to type the entire command—the following command opens the Help:

help about_pref*

Comments (5)

  1. Always helpful, isn't it?

  2. Anonymous says:

    Also, you can type "help about_pre" and hit tab and tab complete hooks you up…

  3. Walid Toumi says:


    PS II> # 8 chars 🙂

    PS II> man Pref

  4. Ed Wilson says:

    @Brian Wilhite yes you are correct

    @Walid Toumi even better 🙂 "PowerShell MAN Pages"

    @Livio Von Buren thank you.

  5. Walid Toumi says:


    you can extend the man like this:


    if($Name -and (gcm $Name).CommandType -eq 'Application') {

     iex "$Name /? | more"

    } else {

     Get-Help @PSBoundParameters | more



    ${function:help} = ${function:help} -replace '.*@PSBoundParameters.*',$hs

    PS II> help tasklist

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