IMPORTANT: if upgrading from a software version less than 4.60 you must follow these steps for future BaseCamp Compatibility:
If you are a user of BaseCamp now, or plan to be in the future, you must follow these steps to ensure your data is protected during this software update:
Connect your handheld unit to a computer and launch BaseCamp. Transfer all tracks, routes and waypoints to BaseCamp.
Delete the /Garmin/GPX folder from the handheld's mass storage.
Update the handheld's software via WebUpdater and reboot the handheld.
Reconnect the handheld to a computer and transfer your data from BaseCamp back to the handheld.
Change History
Changes made from version 4.90 to 5.10:
Added Geocaching with Photos (http://garmin.blogs.com/softwareupdates/2012/01/geocaching-with-photos.html)
Fixed potential naming issues with imported routes from BaseCamp
Fixed issue with reviewing BlueChart® g2 depth points from the map page
Changes made from version 4.70 to 4.90:
Added Photo Viewer application (go to Setup -> Main Menu to add to the current profile)
Improvements to the geocaching experience. See TrailTech (http://garmin.blogs.com/softwareupdates/2011/09/improved-geocaching.html) for more information.
Updated the Geocaching - Nearest dashboard
Fixed a potential hang on startup when importing large numbers of waypoints, tracks, routes, or geocaches
Fixed issue with very long geocache descriptions
Fixed shutdown when reviewing certain geocache descriptions
Fixed issue where some auto-archived tracks would be named in English regardless of user language
Fixed issue that could cause some geocaches to not import
Fixed issue with track log recording while using the stopwatch
Modified default map trails to appear as dashed red lines
Changes made from version 4.60 to 4.70:
Fixed issue introduced in 4.60 where raster maps would be drawn as fully transparent (this issue affected BirdsEye™, Garmin Custom Maps, and Garmin GB Discoverer™ maps)
Changes made from version 4.30 to 4.60:
Added support for advanced geocache logging with OpenCaching.com. See TrailTech (http://garmin.blogs.com/softwareupdates/2011/08/advanced-geocache-logging-with-opencachingcom.html) for more information.
Fixed issue with multilingual custom POI files
Changes made from version 4.10 to 4.30:
Fixed issue with the color of the line at the top of the elevation plot
Fixed issue where custom POI images would not show up in the review page
Fixed occasional issue related to the alarm clock
Changes made from version 3.80 to 4.10:
Updated magnetic Earth field data
Improved GPS performance
Improved support for BirdsEye™ Satellite Imagery (each provider's imagery can be configured independently)
Increased the maximum number of supported JNX files to 250 from 200
Fixed issues with WAAS/EGNOS
Fixed issue with track navigation sometimes not adding waypoints to the Active Route list
Fixed issue with MPC map labels disappearing
Fixed a hang that occurred when a unit had 1000 auto-named waypoints
Fixed issue with track navigation not adding waypoints to the Active Route list when they are exactly equal to a track point
Fixed shutdown when unit had more than the maximum number of JNX files on it
Fixed shutdown related to topographical maps and land cover text size
Fixed shutdown associated with certain custom POI files
Fixed Glide Ratio to Destination field
Fixed issue with profiles and the fields on the map page
Fixed an issue with magnetic north reference and waypoint headings
Fixed shutdown on the map screen when a waypoint was being moved to the same location as a geocache or other POIs
Fixed an issue with archived tracks not displaying properly
Fixed an issue with having too many custom symbols on the device
Fixed an issue where the second page of custom symbols could not be viewed
Fixed an issue with renaming a waypoint immediately after creating it
Modified the 'Arriving at Destination' message banner so that it no longer appears when navigating to a geocache
Changes made from version 3.70 to 3.80:
Improved behavior of Dakota 20's save always mode for barometric pressure trending.
Changes made from version 3.60 to 3.70:
Fixed shutdown related to the current track that occurred after updating the software
Fixed a hang that occurred when a unit had 1000 auto-named waypoints
Changes made from version 3.50 to 3.60:
Removed setup options for chirp from Dakota 10, which does not support wireless communication.