Hello,
On our demo, the footer created via Static block using VC editor – http://prntscr.com/izkvh1
Read more – https://www.8theme.com/documentation/xstore/support/widgets-custom-widget-areas/ https://www.8theme.com/documentation/xstore/support/static-blocks/
We can create an example on your site, simply provide temporary wp-admin access in the Private Content area.
Feel free to ask if you have any questions.
Regards