L3 firewall allowing all lan subnet
L7 we have denying only video content .
Could you confirm why our new client unable to access the outlook.
Solved! Go to Solution.
We're gonna need some more info here I'm afraid:
Any chance you are using MFA in Office 365, and the new users are not setup with an App Password?
When you say you can't access - what exactly happens?
Does the web page load? Do you try and login and then get an error?