To disable greylisting (graylisting) you will need to login as an admin and follow these simple steps.
- Expand “Domains” and click on “All Domains” and find the domain you wish to disable greylisting for.
- Right click on the domain and select “Edit”
- Select the “Technical” tab
- Check the box for “Disable Greylisting”
- Click “Save”
Greylisting should now be disabled for this domain.