1.) Log into your account @ https://backroadmapbooks.com
2.) Click the MY GPS MAPS tab.
3.) Click on the Register button for SD
4.) Use the Choose File buttons to select your gmapsupp.unl and gmapsupp.gma file from your microSD card.
*These files can be found in the Garmin folder on your card.
5.) When your files are loaded into the registration form you can now click SUBMIT.
If your registration is successful you will see a green box and your new product listed for you.
Your SD card has now been registered.
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