Date format is not an issue.
the problem are those people, not having guidance as to the Basics of
Ms Access.
It is a good advice to Read the Manual first before you try to Operate.
alternative use tLookup() and other domain lookup alternative:
https://www.access-programmers.co.uk/forums/threads/replace-dlookup-with-as-sql-query.319710/#post-1787342
from Copilot answer.
you can add "trigger" to your sql server when a record is modified or added.
like creating a record on the audit trail table on your sql server.
on ms access part, again from CoPilot:
MS SQL Server cannot directly “push” notifications into Access when a linked table...