Microsoft 365 features that help users manage their subscriptions, account settings, and billing information.
Did you get it fixed? I got mine back to normal. I changed my password yesterday and after that I stopped getting the junk mail in my inbox. I made sure to check the box to sign out of all my devices. Maybe Microsoft fixed the problem yesterday after getting all those messages, I just was trying to figure it out on my end so ended up just changing my password.