Hello,

1. Enter the bottom row settings and make sure it is enabled on mobile https://xtemos.com/docs/woodmart/header-builder/header-rows-columns-configuration/

2. and 3 Sticky sidebar button can be only on mobile and you can set it in the Theme settings > Shop > Title and sidebar

4 Please deactivate all the plugins not related to the theme, switch to the parent theme, if you use the child and provide your site admin access to the private area

Best Regards