How to Whitelist an Email in Office 365

Try these intuitive approaches to easily whitelist an email

4 min. read

Updated onOctober 4, 2023

updated onOctober 4, 2023

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Key notes

While using yourmailing application, there are certain senders you’d like to give priority in your inbox to ensure that their emails get delivered to your Inbox. If you’d like to know how to Whitelist an Email in Office 365, this article provides all the necessary steps to help achieve this.

What is a whitelist in Office 365?

The term whitelist means telling your email provider that you trust the person sending you the email. It means you approve of the sender’s message being delivered to your Inbox at any time.

When email addresses are whitelisted, it preventsemails from landing in the Spam or Junk foldersand instead shoots them to the top of your priority Inbox.

How do I whitelist an email in Office 365?

1. Whitelisting emails using the Mail Flow rule

Whitelisting emails using the Mail Flow rule ensures maximum security. With the Mail Flow rule, all the security check-ins e.g. SDF and DMARC are carried out.

If you want to merge your Outlook inboxes of multiple accounts, you need tocreate a unified view on Outlook. To know more, read this guide.

2. Use Office 365 Defender

After making these changes, Emails from the sender are now excluded from the Spam Filter and should automatically be delivered to your main Inbox.

If you want toadd a custom priority field in Outlook, check out this quick guide to learn the steps.

How do I add an email to the Safe Senders list Office 365 admin center?

There is a slight difference between whitelisting an email address and adding an email to the Safe Senders list. In Office 365, messages from email addresses in the Safe Senders list are never considered junk mail.

Proceed with this method to add an email address to the Safe Senders list:

Once done, the selected email address should be added to the Safe Sender’s list. At this point, you will receive the mail, no matter the content of the message.

Sometimes, even after adding an email address to the safe sender list,the email content of the message might be blocked. You can resolve this by reading our guide.

Whitelisting an email address in Office 365 is one of the surest ways to ensure the delivery of priority messages to your Inbox and not filtered as Spam.

You can whitelist emails using any of the two techniques we’ve highlighted. However, it’d be better to use the mail flow rule to ensure maximum security.

How to Whitelist an Email in Office 365#

What is a whitelist in Office 365?#

How do I whitelist an email in Office 365?#

1. Whitelisting emails using the Mail Flow rule#

2. Use Office 365 Defender#

How do I add an email to the Safe Senders list Office 365 admin center?#