Promote Windows 2012 R2 Domain Controller as a Primary DC
Run operations on the new Domain Controller server.
Server manager → Tools → Active directory Domains and Trusts
Click right button on Root (Active Directory Domains and Trusts [win2012 server name]) → Operations Master → Change… → close
Server manager → Tools → Active Directory Users and Computers
Click right button on the domain name → Operations master … → RIP tab → Chage … → PDC tab → Change… → Infrasturcture → Change… —> Close
Start → Command Prompt (Admin) → regsvr32 schmmgmt.dll
<figcaption class="wp-caption-text">regsvr32 schmmgmt.dll</figcaption></figure>
mmc → File → Add/Remove Snap-in … → Add “Active Directory Schema” → OK
right click “Active Directory Schema” → Change Active Directory Domain Controller → Choose win2012 server (cc-dc2.cc01.adlan)
right click “Active Directory Schema [cc-dc2.cc01.adlan]” → Operations Master … → Change… → Close
Check status in command prompt window (example output. Win2012 server name is CC-DC2.cc01.adlan):
> netdom query fsmo
Schema master CC-DC2.cc01.adlan
Domain naming master CC-DC2.cc01.adlan
PDC CC-DC2.cc01.adlan
RID pool manager CC-DC2.cc01.adlan
Infrastructure master CC-DC2.cc01.adlan