Search radius and Geolocation radius control two different ways customers find locations.
Search radius applies when customer types place into search barGeolocation radius applies when map uses customer's current locationSimple version:
Search radiusGeolocation radiusBoth settings are found in Settings -> Search & geolocation.
Search radius controls how far out results can be shown around searched area when customer types place into search field.
Examples:
AucklandHow to change it:
Settings.Search & geolocation.Search distance and limits.Include searches when... to the behavior you want.