Updates & Downloads


Approach S4 software version 3.10

as of January 26, 2016

Use Garmin Express to install this file.

(1.41 MB)

View system requirements


Change History

Changes made from version 2.50 to 3.10:

Changes made from version 2.40 to 2.50:

Changes made from version 2.30 to 2.40:

Changes made from version 2.20 to 2.30:

System requirements

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