We have hybrid environment and I am planning to use password less authentication.  All our domain controllers are on OS 2019, however, the forest/domain functional level is 2012R2.  I am not clear on the requirement as it relates to the OS or to the forest/domain schema and hope you can clarify. 

​We have hybrid environment and I am planning to use password less authentication.  All our domain controllers are on OS 2019, however, the forest/domain functional level is 2012R2.  I am not clear on the requirement as it relates to the OS or to the forest/domain schema and hope you can clarify.   Read More

​