Verification of replica Failed. The Specified domain ….local is still using File Replication Service (FRS) to replicate the SYSVOL share. FRS is deprecated.
The Server being promoted does not support FRS and cannot be promoted as a replica into the specified domain.
You must migrate the specified domain to use DFS Replication using the DFSRMIG command before continuing.
Initially check to ensure that you are advertising correctly if this is not working please dont continue.