Thank you for your kindness, I've realized this is just a feature of Shopify. Instead of showing just a few currencies, such as Dollar, Euro, Pound. It displays a whole spectrum of countries even though they may all use the same currency, for instanc...

When the Country/Region selector in the Header is clicked, it displays all the countries with their unique currencies, for instance, Switzerland CHF, Hungary HUF. But in my Markets settings, I only set up a few regions with their currencies that don'...