How to Email Address Whitelist or Blacklist in Plesk Obsidian
Step 01: Go to the Mail tab on the left panel and click on the email address.
Step 03: Enable "Switch on spam filtering for this email address" and expand the "Show Advance Settings".
Email Bounce Settings
Click on Mail > Mail Settings option to customise your email bounce options
Article ID: 1284
Last updated: 21 Nov, 2020