- Log into cPanel - Go to Email area - Click on Spam Filters - Click on Show Additional Configurations - Edit Spam Whitelist Setting - Add A new "whitelist_form" item - Update Whitelist
For Blacklist Email:
- Log into cPanel - Go to Email area - Click on Spam Filters - Click on Show Additional Configurations - Edit Spam Blacklist Setting - Add A new "blacklist_form" item - Update Blacklist