You can set an access token for a map specifically, or, if you've entered a Default Mapbox Access Token in your settings, it will automatically appear when you create a new map.
For Google Maps API Key, you need to enter that in the Settings area of the plugin.
Map Tile Style [Maplibre, Mapbox]
Click the button to open a selector for many different map styles. There are Free Styles, which are usable with Maplibre with no access token. Then there are Mapbox Styles, usable with an access token from Mapbox. Finally, there are Mapster Pro Styles, which are available in the Pro version of the plugin.
If you have any suggestions of more styles to add, please let us know.
Snazzy Map Style [Google Maps]
Then you can enter in a string from Snazzy Maps here to style your Google Map the way you want.
Custom Style URL [Maplibre, Mapbox]
If you're using Mapbox and you've created your own Style that you want to use, enter the style URL here. You can find this from the Styles page or when editing/saving a Style in Mapbox.
Finding a style in Mapbox.
Custom Style JSON [Maplibre, Mapbox]
This is for adding other providers, including custom tilesets, maps from Maptiler, or other sources. Make sure that you understand the Mapbox Style JSON and replace the elements you need and paste into this box.