Version 2.4.0 or before have Google Map only.
Version 2.4.1 and v2.4.2 have option to select either Google Map or Leaflet-OpenStreet Map.
How to Change Map (ver 2.4.1 & 2.4.2)
(1) Click “Tools” >> “Options”
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(2) Click “Data Source” >> Map Provider Drop-down, and from drop-down, choose Google or Leaflet. If you choose Leaflet, you will get a drop-down list of many map types. >> Click OK to save settings.
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If you choose Google Map, you get an option to add Google API Key. This key is not necessary to view map on your Local Network, but needed if you want your Map to be accessible on Internet.
For Leaflet-OpenStreet Map, no key is required.
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