Updates & Downloads


Text, Bulgarian, Astro 430/Alpha 50 software version 2.50

as of February 1, 2018

Use Garmin Express to install this file.

(340 KB)

View system requirements

Notes:

System requirements

  1. IBM-compatible PC running Windows 2000 or later operating system and an available Com 1, 2, 3, or 4 port.
  2. PC Interface Cable for your GPS unit. The PC Interface Cable may be purchased through your local Garmin distributor or ordered direct from our Online Store.