Updates & Downloads
GPSMAP 66sr software version 4.90
as of November 17, 2021
(21.63 MB)
View system requirements
Notes:
- WARNING: If this software is uploaded to a device other than that for which it is designed, you will not be able to operate that device.
- If attempts to upload software fail, you may need to return the device to Garmin® for service.
Change History
Changes made from version 3.80 to 4.90:
- Added support for creating courses. Courses can be navigated point to point like a track, or using map data like a route.
- Added support for syncing courses with Garmin Explore. Requires updated Garmin Explore app.
- Added ability to convert routes and tracks to courses.
- Added ability to pair to Garmin Explore without first pairing to Garmin Connect Mobile. Requires updated Garmin Explore app.
- Added option to search for POIs near a selected city.
- Added on course and off course alerts to track navigation.
- Added support for Connect IQ 3.1.
- Improved status bar to show paired sensors instead of only enabled sensors.
- Improved bluetooth device names in sensor setup.
- Fixed possible issues with live geocache lists.
- Fixed possible issues returning to the adventure review map from another page.
- Fixed time data when copying tracks in reverse.
- Fixed issue where route list would not update after route was deleted.
- Fixed issue with keyboard language not persisting through power cycles.
- Fixed an issue deleting adventures that contain routes.
- Fixed possible issue with elapsed time when recording is paused.
- Fixed possible shutdown selecting Current Activity from the Recorded Activities app.
- Fixed issue where messages would appear during power-down.
- Fixed pressure labels for hectopascals.
- Fixed possible issue with missing track stats in GPX files.
- Fixed issue selecting the first point on the active route page.
- Fixed possible shutdown on keyboard page.
- Fixed display issue on photo viewer page.
- Fixed recording with expedition mode when auto-start is off.
- Fixed issue where archived tracks could not be deleted.
- Fixed issue with LiveTrack data not being sent correctly.
Changes made from version 3.30 to 3.80:
- Fixed possible issues with Explore sync
- Fixed possible issue with incorrect track distances when using expedition mode
- Fixed issue where the text and keyboard languages could get out of sync
- Fixed possible invalid track GPX files after changing color
- Fixed possible issue with inReach remote message notifications
- Fixed possible missing band labels on satellite page
- Fixed Track color issue
- Fixed possible issue when viewing the Current Activity
Changes made from version 2.90 to 3.30:
- Fixed possible shutdown when sending a Quick Text from inReach Remote
- Fixed issue with weather map not defaulting to active weather position
- Fixed possible issues with items missing during Explore Sync
- Fixed an issue where certain submenus could be draws off screen
- Fixed issue setting custom waypoint offsets using filename
- Fixed possible issues that caused the main menu to draw over the current page
- Fixed possible shutdown related to BirdsEye direct downloads
- Fixed possible issue getting stuck on a page after powerup
- Fixed possible issues with postal code searches
- Fixed issue where proximity alerts would only alert once
- Fixed missing alerts from points loaded using POI loader tool
- Fixed adding hidden SSID networks
- Fixed possible issues with time restricted speed limits
- Fixed navigation to a geocache to always continue until ended by user
- Fixed geocache file list to wrap
- Fixed some issues with geocache photos
- Fixed issue where certain pages could incorrectly appear to have tabs
- Fixed issue where fit activities could be missing start time data
- Fixed issue where bearing line would not appear on map in CDI compass mode
- Improved recent finds list to include navigation started from the map
- Improved functionality of navigation features with Explore
- Improved round trip routing setup experience
Changes made from version 2.90 to 3.30:
Changes made from version 2.80 to 2.90:
- Fixed issue with geocache proximity alarm slowing down start up times
- Fixed issue that could occur when clearing geocaching live data while navigating to a geocache
- Added support for starting navigation from the Explore app
- Added Rinex logging support
Changes made from version 2.70 to 2.80:
- GPS Performance Improvements
Changes made from version to 2.70:
System requirements
- IBM-compatible PC running Windows 2000 or later operating system and an available USB port.