On the listing details page, you will find a map pin with a logo. You can replace the below images to suit your design and requirement.
OPTION 1: UPLOAD VIA THEME OPTIONS
STEP 1: Log in to the WordPress admin dashboard.
STEP 2: Go to Theme Options > Listing Settings > General
STEP 3: Click Upload, and select new Pin image.
STEP 4: Click Save Changes
OPTION 2: UPLOAD VIA FTP
STEP 1: Replace Pin image. Full Path /wp-content/themes/listingpro/assets/images/pins/pin.png
STEP 2: Replace Logo image. Full Path /wp-content/themes/listingpro/assets/images/pins/lp-logo.png