In case you want to use a specific footer for your special page, you can follow these 3 easy steps below: 

• Step 1: Go to Admin Dashboard > Templates > Theme Builder > Footer section and then, choose your favorite footer, hit Edit with Elementor

• Step 2: On the right side, you can see the footer section, if that's the one you are looking for, hit the button near Update button, then you can see Display Conditions 

• Step 3: In this step, you an choose where the footer will display (on the specific page or apply to entire site, etc.) 

Hit save & close to finish.