FAQ
I just unboxed my new GPSMAP 66 GPSr! Now What?
Is
the GPSMAP 66 series equipped with a QFH (Quad Helix) Antenna?
What size microSD cards can I use with my GPSMAP 66?
How many geocaches can I load on my GPSMAP 66?
How do I install maps on my GPSMAP 66?
Can I make my own maps?
Can the GPSMAP 66 display satellite imagery?
Why do my Trip Computer Odometer and Track Log Distance not agree?
What can be done to maximize battery life with my GPSMAP 66?
Can I lock the buttons on my GPSMAP 66?
How do I Master Reset my GPSMAP 66?
How do I determine my GPSMAP 66 firmware version?
How do I update my GPSMAP 66?
Which satellite constellations can my GPSMAP 66 use?
What is WAAS?
What is EGNOS?
What is GLONASS?
What is GALILEO?
How do I set the compass magnetic declination correction?
Still no Wherigo?
Does the GPSMAP 66 have any hidden diagnostic screens?
Can I recover a malfunctioning GPSMAP 66 without sending it to Garmin?
How do I Report a Bug or Error?
How can I configure BaseCamp and my GPSMAP 66 to share Custom Symbols?
Can I install new vehicles/position icons on my GPSMAP 66?
How do I use Widgets with my GPSMAP 66?
Can I rename my GPSMAP 66 and microSD card?
How do I assign custom icons to my GPSMAP 66 and microSD card?
Can I create a custom boot message on my GPSMAP 66?
How do I create a custom symbol to replace the blue push pin displayed along all my routes?
Where can I find a digital copy of the original Garmin GPSMAP 66 User Manual?
Where can I find copies of the Garmin GPSMAP 66 original profiles?
How do I set maps on my GPSMAP 66 to be available in BaseCamp?
Why do maps disappear each time I send a new map to my Garmin GPSr?
How can I keep my Garmin GPSr from reconnecting immediately after ejecting from my Mac?
What new wireless features are available on my GPSMAP 66?
Why are geocaches sent to my GPSMAP 66 not appearing in the geocache selection menu?
Why does the GPSMAP 66 continue to display my found geocaches in the geocache list?
Why is the groundspeak 'Send to GPS' feature not working with my GPSMAP 66?
How does one turn off map POI's which clutter the screen, making it difficult to see Geocaching symbols?
How can I load POI files using custom icons and categories?
What is the advantage to storing user data on the microSD card and not the GPSr internal memory?
My PC frequently displays "USB Device not recognized" when I connect my GPSr.
How can I save all my 'Next Stage' waypoints while navigating a multi-stage geocache?
How do I log geocaches found with my GPSr on Geocaching.com?
How can I download multiple geocaches to my Garmin GPSr at a time (non PQ)?
How can I use a Pocket Query to download geocaches to my GPSr?
While trying to load GCLive data, my GPSMAP 66 perpetually displays a spinning wheel on the screen and no data is loaded.
Why does my GPSr show 'N 00⁰00.000 E 00⁰00.000' coordinates when viewing geocache logs?
Does the GPSMAP 66 Map page (with dashboard enabled) have less usable map space than a GPSMAP 62/64/78 with only two data fields enabled?