1. Access the SPAM Expert dashboard through the client area. If the user is unfamiliar with this, they may refer to the guideline below:
(How To Access SPAM Expert Dashboard) Please click here.
2. After entering, click on "Sender allow list" button located under "Incoming - Protection Settings" section.
3. Click on + Add sender to allow list
4. Enter the email address or hostname that you wish to allow list and click on Save.
REMARK
You may leave the Local-part empty and just fill the email address that you wish to add to allow list.