How To Whitelist An Email In Outlook. Click on the word “whitelist,” which is in green print to the right of the email title. Add the email address that is sending you email (eg support@onlinegroups.net) to your outlook.com contacts.
At the top of the page, select settings > mail. Click the safe senders tab. Right click the desired email and then select mark as not junk.
To add an entry to safe senders and recipients, enter the email address or domain that you want to mark as safe in the enter a sender or domain here text box, and then press enter or select the add icon next to the text box.
In the left pane, choose junk email, then safe senders. At the top of the page, select settings > mail. Click on the word whitelist, which is in green print to the right of the email title. If you see an email address that shouldn’t be a part of this list, select it and click the remove button.