This article will help to fix the below errors for MS Exchange Server 2016
I. Certificate error "name on the security certificate is invalid or does not match the name of the site"
II. Out of Office not working
III. Make Internal URLs and Externa…
This video shows how to quickly and easily add an email signature for all users on Exchange 2016. The resulting signature is applied on a server level by Exchange Online.
The email signature template has been downloaded from: