This filter controls the addition or removal of tabs within the Gravity Forms settings menu.
The following would add a settings tab and determine the callback for the defined slug.
add_filter( 'gform_addon_app_settings_menu_SLUG', 'your_function_name' );
- $settings_tabs array
Any existing settings tabs. Controls each of the tabs and the callback.
This code should be placed in the functions.php file of your active theme.
This filter is located in class-gf-addon.php