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Garmin has a product called MapInstall and MapManager for the Mac software version 2.1.3 as of JanuDownload (21.24 MB) It’s similar to Garmin Mapsource. If you don’t already have any gmapsupp.img file on your internal memory, and you have a memory card, you can simply copy your gmapsupp.img file into a folder called Garmin on the memory card using a card reader or USB mass storage mode. That works across different map sets as well. After integration of maps, in MapSource select ALL maps at once.
#GARMIN CUSTOM MAPS TUTORIAL HOW TO#
There is a section on how to do that (This is the same as the method above): OSM Map On MapSource.
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img file is not meant for a program on your computer. Double-clicking tells your computer to “find the program that will understand. It sounds like you are trying to double-click, or otherwise open, an.