Remote Server Administration Tools for Windows 7 with Service Pack 1 (SP1)
Link to Download
Go into Programs/Features and Turn Windows features on or off:
Active Directory Administrative Center (Under Remote Server Admin Tools > Role Admin Tools > AD DS Tools)
Once
installed you can do a “start” – “run” – “mmc” and under File menu select the Add/Remove Snap-in... option. Then add the Active
Directory User & Computers snap-in