Buy action
Add to bag and the quick payment buttons.
Used in Featured product, Product information.
Settings
Follow Theme settings
Theme settings › Product information (Variant picker: Forms). Turn off to set this block's own.
Show price in the button
Shows the price for the chosen quantity on Add to bag and on the buy bar.
Buy it now
Shopify's quick-payment buttons under Add to bag; Shopify sets their colors. Link sets the plain one as a quieter link so Add to bag leads; Shop Pay, Apple Pay and the other branded buttons stay buttons.
"Buy it now" button label
The words on the plain quick-payment button. Shop Pay, Apple Pay and the other branded buttons keep their own. Leave empty for Shopify's wording.
Show the buy bar
Appears once Add to bag scrolls out of view.
How the buy bar looks is set in Theme settings › Buy bar.