PowerShell Builtin Help

By Xah Lee. Date: . Last updated: .

Command Line Help

Type help help → display how to use help, and topics.

Here's common help syntax:

powershell help screenshot 2017 05 09
powershell help dir screenshot, on linux

Press Tab Key for Name Completion

Press Tab key for name completion.

Press Tab again to see next choice.

Name completion work on options too. For example, type help dir -e then Tab.

List Alias

PowerShell: List Alias, Find Alias

If you have a question, put $5 at patreon and message me.


  1. Install
  2. Help Command
  3. PowerShell as cmd.exe
  4. list Alias, find Alias
  5. Piping Output and Input
  6. Environment Variables
  7. Predefined Variables
  8. Creating PowerShell Scripts
  9. PowerShell vs Bash