Server 2012 How to downgrade Forest and Domain functional levels

Steps for downgrade Domain and Forest functional levels

1.Currently im running with 2012 forest and domain functional levels


2.Using set=ADForestMode -ForestMode Windows2008R2Forest  PowerShell command we can downgrade the forest functional level



3.Now we can see from GUI, its downgraded.



4.Using Set-ADDomainMode -DomainMode windows2008R2Domain PowerShell we cn downgrade the domain functional level also


*I have tested this in environment where there are no ad dependent application such as Exchange or SharePoint.


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