Below is a list of the current versions of software for all models.  

It is Humminbird's recommendation that you always use the most recent version of software available for your model. We update software for various reasons. Fixing minor bugs, adding new features, changing functionality of existing features. We do this for the benefit of the consumer who uses our products.

PLEASE NOTE : There are several situations which can cause issues if you are not running the most recent version of software. Unit Networking is software version sensitive. Sharing waypoints between units is software version sensitive.