The connected module is selected from the list when editing the page.
Step 1. Open the page for editing
Step 2. Select the module from the drop-down list
The module will be available in the list if the database table {modules} has an entry name=Module_name, module_name=Module_base_name, site='1', site_page='1', title=Module_title. This recording is done when installing the module in the table.
Most modules can be attached to multiple pages, and the content for different pages will be different. Also, the various modules may be configured for different pages.