POWERSHELL - How to solve "import-module : the specified module 'activedirectory' was not loaded because no valid module file was found in any module directory." error

When you get for this powershell command,

Import-Module ActiveDirectory 

this error:

import-module : the specified module 'activedirectory' was not 
loaded because no valid module file was found in any module directory.

, you have to install "Active Directory Management Gateway Service" at first, and then run command again.

The command get for you access to AD powershell functions.