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

clip_image001

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

clip_image002

clip_image003

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

clip_image004

clip_image005

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

clip_image006

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

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out /  Change )

Google photo

You are commenting using your Google account. Log Out /  Change )

Twitter picture

You are commenting using your Twitter account. Log Out /  Change )

Facebook photo

You are commenting using your Facebook account. Log Out /  Change )

Connecting to %s

This site uses Akismet to reduce spam. Learn how your comment data is processed.