Filter junk email and spam in Outlook - Microsoft Support
Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge. By pressing submit, your feedback will be used to improve Microsoft products and services. Learn how to block someone or add email addresses to the safe senders list in Outlook on the web.
Applies To: Office for business, Office 365 Small Business, New Outlook for Windows, Outlook on the web for Exchange Server 2016, Outlook on the web for Exchange Server 2019