Copy them into a directory at SD card called "\Garmin", then create a file called "GMAPSUPP.UNL" (text file) at the same directory with the unlock code.
Copy them into a directory at SD card called "\Garmin", then create a file called "GMAPSUPP.UNL" (text file) at the same directory with the unlock code.
had anyone tried this on Nuvi 260 with micro sd card?
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