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Active Directory: How to check Domain and Forest Functional Level

  • Article

Applicable To:

  • Windows Server 2003, 
  • Windows Server 2008, 
  • Windows Server 2008 R2 and 
  • Windows Server 2012

GUI Method:

Open up Active Directory Domains and Trust (can be located in Administrative Tools), right click on Domain and click on Properties

Domain functional level and Forest functional level can be seen in the General tab of Properties.

Powershell Method 1:

Open up PowerShell and run following cmdlets

Import-module ActiveDirectory

Then,

get-addomain | format-list domainmode

get-adforest | format-list forestmode

The output would look like below

Powershell Method 2:

Get-ADForest - Gets an Active Directory forest.

ForestMode: Windows2012Forest (Shows the current Forest functional level)

Get-ADDomain - Gets an Active Directory domain.

DomainMode: Windows2012Domain (Shows the current Domain functional level)

See Also: