The Add to cart button refers to the Add to cart button and the Buy it now button, which is displayed on the product page, quick view and quick add to cart pop up. Currently, you can set Add to cart button type for Hero and Eva theme. The button type can be set as the Primary button or the Secondary button.
1. Start here: SHOPLAZZA admin > Store > Themes > Customize > Theme settings > Product > Product page
2. Select the Add to cart button type and the Buy it now button type.
3. Click Save Draft or Publish to complete the setup.