I basically can't do anything on the azure portal. The message I get is as follows:

There are other versions, sometimes the application is ADIbizaUX instead of azure portal.
I have tried this in multiple browsers. Dev tools show that I am getting a bunch of 403 responses:

All the other similar questions suggest that there is an issue with my account permissions but none of them explain how to fix it or even where to look for troubleshooting.
