Hi info345
To customize the Footer Custom Links menu
– Go to Appearance >> Menu
– Click on Create a new menu link to create footer menu
– Give a name to your menu (Footer Menu / Support Menu) in Menu name and click save menu button
– Add pages by selecting with checkboxes.
– Select Display location Footer Menu from Menu Settings
– Click Save Menu after adding required pages, categories in the menu
Please check the documentation
Regards
Grace Themes