How to add Category icons in Listingpro.
Go to Wordpress dashboard > Listings > Categories and edit any category.
You will find an option for category Icon
As you can see in attached image,.
Now go to icons8.com and find your appropriate icon image, Select and click on generate HTML
Now a popup will appear and you need to copy just Src in image tag. Not complete img tag.
Copy src from the attachment and past into the field which is showing in attached image.