OSM maps and Garmin POI

Former Member
Former Member
Just upgraded from Fenix 3 to Fenix 5 plus. So far so good.
I got a question regarding the maps. When I (would) install OSM (non Garmin) maps, how about the POI's which are standard on the watch... Do I lose these or are these installed on the watch but in an other (Garmin) file?