Default windows ActiveDirectory Cmdlets is only Available on windows 7 and windows 2008 R2. Installing ADcmdlets we need to install RSAT in windows 7 machine. When installing RSAT, make sure you drill down into, AD DS and AD LDS Tools
Open powershell console and then type below mentioned command.This wll import Activedirectory cmdlets. You are ready to run all Ad available cmdlets on the powershell windows.
Import-Module ActiveDirectory
Regards,
Krishna
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