Ive installed the following extension on my website:
[url removed, login to view]
But, when I'm at One Step Checkout Page, and choose a different shipping method, the cart total update automatically accdly to the shipping method choosen.
When I choose a different payment method, the cart total did not update automatically.
I've done a cart rule that on specific payment method, there will be a discount of 7%, that is why I need that the cart total also updates automatically on the payment method choosen.
This is my website: [url removed, login to view]