Reply To: Replicate some of the features of demo

Hello,

1) The language switcher is the WPML functionality Please read the following article for further help:
https://wpml.org/documentation/getting-started-guide/language-setup/language-switcher-options/

2) You can open this popup by clicking on the menu item but you will need to add the following CSS class to that link in Appearance -> Menus “woodmart-open-newsletter”

In this case a popup which is configured in Theme Settings > Shop > Promo popup will be shown.

3) You can read our detailed documentation on the grouped products in the following link:
https://xtemos.com/docs/woodmart/woocommerce-tutorials/grouped-products/

4) You can try using the exclude categories option from Theme Settings >> Shop >> Sidebar & Page title.

Screenshot for Clarification: https://gyazo.com/438072c73fc878c32e4ed874055fc3ab

Best Regards