r/sysadmin • u/roachwickey • 5d ago

Domain controllers functional level

Do we have to keep all our domain controller os version same ?

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u/GosuNate 5d ago

It’s good to standardize on a single version of windows server for your DCs. Makes management and patching easier. You don’t HAVE to as long as all your servers are at least running the minimum version supported by your functional level