Pre Footer Area is an area upper footer area and Post Footer Area is an area under footer area. Both of this area is created using a single page.
Set up pre/post footer area
Step 1 – Navigate to Page > Add New then design a page for pre and post footer area.
Step 2 – Navigate to Appearance > Theme Options > Footer.
Step 3 – Turn ON Pre and Post Footer.
Step 4 – Select a page for Pre Footer Page.
Step 5 – Select a page for Post Footer Page.