Summarize:

To do this, type control panel into the search bar, then click Control Panel in the search results.  A dialog box will appear. ” A list of tools will expand. ” ” Windows will install some files and then prompt you to restart the computer. The computer will turn off and then turn back on. When the computer comes back up, Active Directory tools will be accessible through the Windows Administrative Tools in the Start menu.
Open the Control Panel. Click Programs. Click Turn Windows features on or off. Scroll down and click + next to “Remote Server Administration Tools. Click the + next to “Role Administration Tools. Check the box next to “AD DS Tools. Click Restart now.