Hi @AltDistro ,
To change the text you can go "Online Store" -> "Edit" -> "Edit Languages" -> "Products" and it should be there, search for "Add To Cart".
As for the link, what are looking to achieve?
Easily Doable, you just have locate where you "Add To Cart" Button is generated and modify form linking behavior. We can also do that for you swiftly should you want to, just share your store's URL and we will request collaborator access.