Upn change also changes primary smtp?

vijeth kharvi 0 Reputation points
2023-03-13T20:15:21.69+00:00

We changed upn in on prem directory but that also changing smtp primary address? How it is possible?

Exchange Server
Exchange Server
A family of Microsoft client/server messaging and collaboration software.
1,104 questions
0 comments No comments
{count} votes

1 answer

Sort by: Most helpful
  1. Andy David - MVP 142.7K Reputation points MVP
    2023-03-13T20:35:14.3066667+00:00

    Hi, that will happen if you have an email address policy:

    https://learn.microsoft.com/en-us/exchange/email-addresses-and-address-books/email-address-policies/eap-procedures?view=exchserver-2019

    Look through that doc and see if you have one set

    1 person found this answer helpful.