Follow links or see full list below:
Chartplotters/Sounders
http://www8.garmin.com/support/download ... sp?id=4763
Network MFDs
http://www8.garmin.com/support/download ... sp?id=4749
Example changes for 740s unit:Changes made from version 3.50 to 3.60:
◦Improved user interface support for AIS Search and Rescue Transmitters (AIS-SART). This will allow users to easily and safely respond to distress calls from other vessels.
◦Improved drawing of lights on 3D charts to better indicate the currently visible light sector and added support for drawing navaids with multiple lights.
◦Updated the Light Sectors setting on navigation charts. The ?Auto? setting will now show all lights with multiple light sectors, but continue to hide 360 degree lights that have an unknown range. The 'On' setting will show all lights.
◦Added support for Gulf of Mexico blocks and rigs on the Fishing Chart (requires BlueChart 2011.5 or newer).
◦Changed Fishing Chart to show seabed nature points.
◦Added support for high resolution Sirius/XM sea temperature data. The original low resolution data may be displayed by adjusting the Sea Temperature setting in the Weather Fishing Chart.
◦Added Garmin Devices menu to System Information page to quickly list information about connected Garmin devices.
◦Water temperature data is now displayed in hundredths of a degree to allow users with compatible sensors to more easily detect trends.
◦Updated Light Review page to ensure the proper light sector was marked visible.
◦Improved calculation of certain autoguidance routes.
◦Addressed intermittent problem with manually setting the date on the Tides and Currents review pages.
◦Improved sonar split zoom display when in manual zoom mode.
◦Improved display of double Ebb and double Flood currents.
◦Fixed issue with map rotation when display is connected to a lower-frequency heading sensor or 3rd party autopilot over NMEA 0183.
◦Added ability for current time to be displayed in either HH:MM or HH:MM:SS formats.
◦Improved connectivity of GDL 40 after software update.
◦Changed GDL 40 signal strength indicator to no longer use red bars to indicate signal strength.
◦Addressed issue with updating unit built-in map from a read-only SD card.
◦Fixed problem with unlocking built-in maps updates on the GPSMAP 750.
◦Changed GFL 10 configuration to prevent an Invalid Tank Configuration message from appearing if multiple tanks have the same tank number, but are set to different fluid types.
◦Added controls for timed-transmit to radar overlay menu.
◦Added ability to restore NMEA 0183 defaults.
◦Addressed problem with changing to the next and previous days on Tides and Currents pages.
◦Improved the display of the auto magnetic variance setting.
◦Incorporated new translations and improvements to existing translations.
Garmin has posted GPSMAP 556/556S software version 4.10.
Garmin has posted GPSMAP 546/546S software version 4.10.
Garmin has posted GPSMAP 536/536S software version 4.10.
Garmin has posted GPSMAP 526/526S software version 4.10.
Garmin has posted GPSMAP 551/551S software version 4.10.
Garmin has posted GPSMAP 451/451S software version 4.10.
Garmin has posted GPSMAP 541/541S software version 4.10.
Garmin has posted GPSMAP 531/531S software version 4.10.
Garmin has posted GPSMAP 521/521S software version 4.10.
Garmin has posted GPSMAP 441/441S software version 4.10.
Garmin has posted GPSMAP 431/431S software version 4.10.
Garmin has posted GPSMAP 421/421S software version 4.10.
Garmin has posted GPSMAP 750/750s software version 3.60.
Garmin has posted GPSMAP 740/740s software version 3.60.
Garmin has posted GPSMAP 720/720s software version 3.60.
Garmin has posted GPSMAP 4008 software version 7.00.
Garmin has posted GPSMAP 4010 software version 7.00.
Garmin has posted GPSMAP 4012 software version 7.00.
Garmin has posted GPSMAP 4208 software version 7.00.
Garmin has posted GPSMAP 4210 software version 7.00.
Garmin has posted GPSMAP 4212 software version 7.00.
Garmin has posted GPSMAP 5008 software version 7.00.
Garmin has posted GPSMAP 5012 software version 7.00.
Garmin has posted GPSMAP 5015 software version 7.00.
Garmin has posted GPSMAP 5208 software version 7.00.
Garmin has posted GPSMAP 5212 software version 7.00.
Garmin has posted GPSMAP 5215 software version 7.00.
Garmin has posted GPSMAP 6008 software version 4.00.
Garmin has posted GPSMAP 6012 software version 4.00.
Garmin has posted GPSMAP 6208 software version 4.00.
Garmin has posted GPSMAP 6212 software version 4.00.
Garmin has posted GPSMAP 7012 software version 4.00.
Garmin has posted GPSMAP 7015 software version 4.00.
Garmin has posted GPSMAP 7212 software version 4.00.
Garmin has posted GPSMAP 7215 software version 4.00.