Updates & Downloads

Astro® 220

Update Unit Software with Garmin Express

Use Garmin Express to keep your device software up to date.


Additional Software

  • POI Loader for Windows, Ver. 2.7.3, as of Nov 07, 2013, Download
  • USB Drivers, Ver. 2.3.1.2, as of Oct 01, 2015, Download
  • xImage, Ver. 2.3, as of Mar 23, 2005, Download