Remove/unblock address from blocked senders list
This article is an overview of how to remove an address from the blocked list
System Name: Outlook
Description: If emails from a particular address or list are going to your junk mail you need to remove them from your blocked senders list.
1. Click the settings gear in your outlook web app. This will open the Settings window.
2. Click Mail then, Junk email, then in the Senders section click on the header Blocked Senders and domains.
3. Find the email address you want to remove and click on the trashcan icon to the right of it to remove that address from the blocked list.