RSAT tools are included in Windows Pro and Enterprise versions. Windows 10 October 2018 Update removed need for download. Installation available through Apps & features or PowerShell. Windows 11 installation follows similar process through Settings. Windows Server installation requires adding roles and features
Group Policy is an inbuilt feature in Microsoft OS for user and computer management. It provides centralized configuration of OS features in Active Directory. Group Policy Objects (GPOs) are collections of Group Policy settings
SAMAccountName was used in Windows NT and earlier versions. Format is DomainName\UserAccount. Limited to 20 characters and required uniqueness within domain. Used for authentication in Windows NT 4 computers
ADUC snap-in enables domain management on Windows computers. Part of Remote Server Administration Tools (RSAT). Allows management without physical or remote server access
LAPS manages local account passwords on domain joined computers. Passwords are stored in Active Directory with ACL protection. Solution prevents common local account password reuse
Check domain controller health and replication using dcdiag and repadmin. Remove FSMO roles and DHCP server if running. Change DNS settings for DHCP scopes. Move Certificate Authority and other services if needed. Test-ADDSDomainControllerUninstallation before proceeding