Flatsome Shop Sidebar

I have Purchase Flatsome theme from Themeforest. I want To know how can i change product shop sidebar where my customer can choose or filter multiple product/categories at a same time.
I want my Product shop sidebar Like this https://brandtweine.ch/shop or https://teafloor.com/tea/type/green-tea


I’ll tag the author of that theme in @UX-themes They will be able to assist.


me too