HOW TO UNLOCK GARMIN XT
1. Open Garmin program from phone
2. Go to Settings -> About.
3. Make note of your "Card ID"
4. Launch the k e y g e n, and enter the "Card ID" you see on GMXT About page.
DOWNLOAD KEYGEN
5. Select Map product and hit the corresponding Generate button to generate both
Device & Map unlock key.

5. Copy (CTRL+C) the Device unlock key to clipboard.
6. Now open the Notepad and paste (CTRL+V) the key and save the file as SW.UNL
7. Put your newly created files (SW.UNL) to your SD Card\Garmin directory and
restart GMXT.
8. Program should now recognize your built-in GPS (if not go to
settings\system\remote gps and choose " build-in GPS ") and DONE!!