Miscellaneous topics that do not fit into specific categories.
I'm sorry to hear that you're experiencing this issue. I'm happy to help.
Are you using the Outlook desktop app, the new Outlook version, or Outlook on the web?
Please try using a different internet connection, then open an InPrivate window(Ctrl + Shift + N) in your browser and try logging in to your account using the link below:
https://account.microsoft.com/
Can you send a test email and check if it gets delivered to your inbox?