Make Second Domain Controller Primary

[Harley_Rhodes]

I have 2 domain controllers, Primary is Windows Server 2012 and the secondary Domain Controller is Windows Server 2022. Primary successfully replicates to Secondary without issues and visa versa if I make changes in Secondary. I want to decommission the Primary DC, I followed the steps to transfer all 5 FSMO roles to secondary and now secondary is supposed to be Primary.All servers see the secondary DC and it is listed as a DNS in ipconfig/all. When I shutdown the old 2012 DC, I Could not access any of the servers with domain name only IP. I tried flushing DNS but that did not help. I turned o

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