What is a Module?
A Module in Joomla is a ‘mini program’ that can be displayed in various positions on the website. Modules can make your site more dynamic and easier to work with if used properly. A module as two very important properties:
This determines WHERE on the web page it will display
2. Menu Assignment
This determines what page(s) the module will display on. If a position doesn’t ‘exist’ on a specific page it will not display.