Whitelist Email Address

1. Sign in to Office 365 on the web. portal.office.com

2. At the top of the page, select Settings > Mail.

3. Under Accounts, select Block or allow.

4. 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.

   • For example, to mark all email from addresses that end in contoso.com as safe, enter contoso.com in the text box.

   • To mark a particular person as safe, enter that person's full email address. For example, to mark all messages from [e-mail] as safe, enter [e-mail] in the text box.