If Outlook isn’t receiving emails, check your internet connection, and confirm your inbox isn’t full. Verify account settings and server status. Disable add-ins and clear....
https://vocal.media/earth/how-do-i-fix-microsoft-outlook-not-receiving-emails

If your Outlook email suddenly stops working, start by checking your internet connection and ensuring your app or browser is up to date. Verify your....
https://vocal.media/earth/why-is-my-outlook-email-suddenly-not-working