#Active Directory - Force seize FSMO roles from death DC, Windows Server 2012 R2

1. From secondary domain controller, run powershell as administrator.
2. Run following command:

Move-ADDirectoryServerOperationMAsterRole -Identity "Target_DC_Name" -OperationMasterRole PDCEmulator,RIDMaster,InfrastructureMaster,SchemaMaster,DomainNamingMaster

or

Move-ADDirectoryServerOperationMAsterRole -Identity "Target_DC_Name" -OperationMasterRole 0,1,2,3,4 -Force