Microsoft has resolved a known issue that caused some Windows Server 2025 domain controllers to become unreachable after a restart and triggered app or service failures.

Domain controllers are responsible for authenticating users, managing Group Policy and maintaining the AD database, making them uniquely powerful targets. Microsoft's internal data shows that more ...

Microsoft is warning IT administrators that their Windows Server 2025 domain controllers (DC) may lose network connectivity after they are restarted. In a Windows release health dashboard update ...

3] Promote the server to a Domain controller. Once the ADDS Roles and features are installed, the next step is to promote the server to a domain controller.

If The system cannot contact a domain controller to service the authentication request when connecting to a server, here are working fixes!

The Domain Name System (DNS), one of the foundations of the internet, resolves the names of internet sites with their underlying IP addresses, adding efficiency and security in the process.

On Windows 11, changing the DNS server and setting a different one is pretty straightforward. Here is the step-by-step process: Click Start and select Windows Settings.

Preferred DNS server: 8.8.8.8; Alternate DNS server: 8.8.4.4; Finally, click OK to save the changes and exit the window. Now, flush the DNS cache by following the above-mentioned steps and restart ...

Update March 22: Microsoft has released emergency out-of-band (OOB) updates to fix this known issue. The March 2024 Windows Server updates are causing some domain controllers to crash and restart ...

1. Preparing the New Domain Controller – Install Windows Server on the new server. – Promote the server to a domain controller using the Active Directory Domain Services Configuration Wizard. – ...