Forum Discussion
Outlook for Mac 2016 not allowing two exchange accounts at same time
I have a client who is using Microsoft Outlook 2016 for Mac on his OSX 10.11.6 iMac. He adds one exchange account - no problem. Goes to add a second exchange account and ends up in an autodiscover ...
Not a Mac user, so I cannot test this, but it looks like a similar issue we had with ADAL (the new, modern authentication APIs) some months ago with the windows Office version. Try adding an account from another O365 tenant, a trial one for example. Or simply contact support and have them confirm whether it's supposed to work or if there is some known issue.