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Updates & Downloads


GPS 18x PC/LVC, GPS 16x software version 4.50

as of June 17, 2022

Use Garmin Express to install this file.

(278 KB)

View system requirements

Notes:


Change History

Changes made from version 4.40 to 4.50:

Changes made from version 4.30 to 4.40:

Changes made from version 4.20 to 4.30:

Changes made from version 4.00 to 4.20:

Changes made from version 3.90 to 4.00:

Changes made from version 3.80 to 3.90:

Changes made from version 3.70 to 3.80:

Changes made from version 3.60 to 3.70:

Changes made from version 3.50 to 3.60:

Changes made from version 3.30 to 3.50:

Changes made from version 3.20 to 3.30:

Changes made from version 3.10 to 3.20:

Changes made from version 3.00 to 3.10:

Changes made from version 2.90 to 3.00:

Changes made from version 2.80 to 2.90:

Changes made from version 2.70 to 2.80:

Changes made from version 2.60 to 2.70:

Changes made from version 2.50 to 2.60:

Changes made from version 2.40 to 2.50:

Changes made from version 2.30 to 2.40:

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.