(DONE) 1. Create menu > Assign language switcher to this menu.

(DONE) 2. Navigate to Woodmart > Header Builder > Add secondary menu element > choose the created menu.

Currency switcher:

(DONE) 1. It has no option to be assigned to the menu, so, create a sidebar http://prntscr.com/jyd26j

(DONE) 2. Assign the currency switcher to this sidebar WooCommerce > Multilingual > Multicurrency

(DONE) 3. Create HTML block http://prntscr.com/jyd2mb add a widgetized sidebar element http://prntscr.com/jyd3dx and chose the created sidebar http://prntscr.com/jyd3i5

(DONE) 4. Navigate to Woodmart > Header Builder > Add HTML block element and choose the created HTML.

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and after all of that .. there is nothing appearing on the top bar