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Azure AD multitenant configuration not working


Hi all,
We are a SaaS and we are trying to add support to different Azure Active Directories.

So I’m trying to set up a multi-tenant Azure AD authentication that will point to the common .

When I enable the toggle that does so, and save. Nothing happens.

I did not set the app uri because 1) I’m not sure where to get it from, 2) it appears to be optional.

Any ideas?

This is the URL the current configuration goes to:

and of course, since the user does not belong to my own AD, but to a different one, the following error is thrown:
User account ‘’ from identity provider ‘’ does not exist in tenant ‘Woocar AD’ and cannot access the application ‘a453aa36-0abd-42bb-9a52-54e505e499c9’ in that tenant. The account needs to be added as an external user in the tenant first. Sign out an