Got out my old Nuvi 1300 with an 8 gig micro SD, intending to update the maps. But when I connect it up to my Windows 10 Pro x64 desktop nothing shows up in Explorer. It just shows as USB Mass Storage in the Safely Remove etc menu.
In Disk Management it shows as 1.86 gig unallocated. And there's another disk (I assume it's the SD) which Disk Management insists must be initialized. Garmin Express ...