Click on Legend to better understand the details of your map.
Some maps give you flexibility to change the features of the map.
In the Content menu, you may see several images that you can manipulate to change what is shown in the map.
From left to right:
The first icon gives you the option to show the legend.
The second icon shows the table with the original data and will appear under the map view.
The third icon gives you options to change what is displayed in the map.
The fourth icon allows you to filter the data.
The fifth icon is the clustering option.
To remove a map layer, click on the ellipsis (see highlight below) which expands the menu options.
From the expanded menu you can choose "Remove" to remove a layer.