Your options are as follows:
1. Ask the seller to replace your watch with one containing proper maps.
2. Do as Garmin says and buy additional map.
3. Use a free 3rd party map (like for example this: http…
Adding to this: Garmin's maps are based on Open Street Maps (OSM) so aside from some presentations issues, there's little lost in using those.
Heatmaps are lost, I think.
Your options are as follows:
1. Ask the seller to replace your watch with one containing proper maps.
2. Do as Garmin says and buy additional map.
3. Use a free 3rd party map (like for example this: http://garmin.openstreetmap.nl/).
Adding to this: Garmin's maps are based on Open Street Maps (OSM) so aside from some presentations issues, there's little lost in using those.
DCR's tutorial: https://www.dcrainmaker.com/2019/08/how-to-installing-free-maps-on-your-garmin-fenix-5-plus-forerunner-945-or-marq-series-watch.html
Also: if you can find someone with an old DVD copy of "City Navigator" maps, (or topo, or whatever), they can be copied to your device.
Adding to this: Garmin's maps are based on Open Street Maps (OSM) so aside from some presentations issues, there's little lost in using those.
Heatmaps are lost, I think.