hello
I get this message
"Unable to find a matching Arcgis...."
If I proceed with installation it copu the addin in
C:\Users\giova\Documents\ArcGIS\AddIns\Desktop10.3\{2a37340e-36b8-4227-9b5d-a02ba8435365}
But my Arcgis version is 10.2.2
Background maps plugin for ArcMap · By