How to disable add to cart popup
is there any setting or code?

Hello,

You can enable setting that will automatically redirect user to the shopping cart without popup, but you can't disable the popup out of the box.

We would love to help you in that process - choose the premium support package and we one of our developers will help you with that. Premium support packages are available here.

any other options then the moderator post. i am looking for open source option.

we no need to keep this section as programming. just keep as any changes - contact for premium support.

can achieve above stuff comment the below file \wwwroot\scripts\public.ajaxcart.js