If you're reading this article - this probably means that you want to update html box pro module. As you probably know - as a customer you've got free access to module upgrades. To download update of the module please log in to your customer account. Then go to "my orders" section - you can download there aways up to dated version of the addon. Please follow steps below:
Videoguide related to module update process you can find below. It is a step by step guide, enjoy!