Top header My cart is notworking

In the top header bar My cart is not working. My cart button redirects to home page.
My website is sgsglobal.co.in

Hi there

none of your product has add to cart button? can you show me one product with the add to cart?

You can find it under shop section.
https://sgsglobal.co.in/product-category/shop/?v=209b44613363

Yes, I see the problem, are you using any third-party plugins? can you please deactivate them all?
Also, please refresh your permalinks and try again