4.6 Downgrade Domain Controller ( AD1 )
1.Log in to AD1, enter the dcpromo command in the run box, open the active directory and follow the installation wizard.
2.Active Directory Installation Wizard, click Next
3.Whether the promotion is the last domain controller in the domain is obviously not here, so "Next" is selected by default.
4.After the DC is downgraded, you need to use the local user account to log in, so you need to set a password for the local account, and then click "Next".
5.Summary information about the previous configuration, click Next.
6.Downgrading, waiting. . .
7.After the AD downgrade is complete, you will be prompted to restart the computer, and the installation will prompt you to restart the computer. At this time, the DC is successfully downgraded to a normal server or workstation.
4.7 Downgrade Domain Controller ( AD2 )
1.Log in to AD2, enter the dcpromo command in the run box, open the active directory and follow the installation wizard.
2.Active Directory Installation Wizard, click Next
3.Whether the promotion is the last domain controller in the domain is obviously not here, so "Next" is selected by default.
4.After the DC is downgraded, you need to use the local user account to log in, so you need to set a password for the local account, and then click "Next".
5.Summary information about the previous configuration, click Next.
6.Downgrading, waiting. . .
7.After the AD downgrade is complete, you will be prompted to restart the computer, and the installation will prompt you to restart the computer. At this time, the DC is successfully downgraded to a normal server or workstation.
4.8 Downgrade Domain Controller ( AD2008 )
Reference, Downgrade Domain Controller (AD1)