Updating from older versions of LightHouse 4
Important Software updateOlder
versionsAxiom 2 Pro MFDs/chartplotters
running v4.3.54, or older must upgrade to v4.4.70 first
before upgrading to later versions.
The Download link for v4.4.70 can be found in the software history table of the LightHouse 4 software download page: https://bit.ly/LH4-download