Exchange Setup Error: Cannot Update Schema
KB ID 0001409 Problem I had a nightmare with this, (this morning). Client had an Exchange 2007 Server in a sub domain, and I am migrating them to Exchange 2016 (via Exchange 2013). While attempting to deploy the Exchange 2013 Server, the ‘Readiness Checks’ failed; Error: The Active Directory Schema isn’t up-to-date, and this user account isn’t a member of the ‘Schema Admins’ and/or ‘Enterprise...