If you blocked someone from calling or texting your mobile device: How to Block/Unblock Sender - Service Desk

Open the message and click in the gray banner at the top, or click the three vertical dots (More) and select Unblock [sender] . On Mobile:

You can unblock senders directly from an email or through your account settings. Open the email from the blocked sender.

Under , find the address and click the trash can icon or Remove . Click Save . Classic Outlook Desktop: On the Home tab, click Junk in the Delete group. Select Junk E-mail Options .

The process differs slightly depending on whether you are using the web version or the desktop app. Click the Settings gear in the top-right. Navigate to Mail > Junk email .