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Updates & Downloads

Astro 900 software version 2.20

as of January 22, 2019

Use Garmin Express to install this file.

(8.78 MB)

View system requirements


Change History

Changes made from version 2.10 to 2.20:

Changes made from version 2.00 to 2.10:

System requirements

  1. IBM-compatible PC running Windows 7 SP1 or later operating system and an available USB port.