AddToAny does not open X app when sharing in mobile.

We try to integrate addtoany share buttons when clicking share price in our website. However when clicking X icon in mobile does not open X app, but redirects to open X in browser. We noticed the similar issue with X icon in the page we referred here also in addtoany website: https://www.addtoany.com/buttons/customize/templates

The page I need help with: [log in to see the link]