What this video covers
What changes in the reward editor for six reward types in Ways to redeem: Free shipping (0:20), Free product (0:50), Amount off products (1:12), Amount off a collection (1:47), Store credit (2:27) and Customers choose points (2:53). It ends on your store (3:34), where Free shipping and Choose your discount show in the loyalty popup under Ways to redeem. Amount off order has its own guides, and every step not covered here works as it does there: adding a reward and reward codes, who can redeem and where it works.
In short
Free shipping: in Reward, Free shipping on rates up to is the highest shipping rate that ships free. Higher rates stay full price. Like every type here except Store credit, it has no Where it works step: only Amount off order and Store credit can be redeemed in POS. Combinations has no Shipping discounts box. Older Free shipping rewards can show a read-only Only in these countries under Who can redeem; its note says whether their codes still check the countries.
Free product: Choose products adds the products on offer. Customers pick one when they redeem, and see them in the order you list them. It's free at checkout, and a note tells customers the cart may show the full price; Change the checkout note opens Design to edit it. The free product doesn't count toward a minimum order.
Amount off products and Amount off a collection: Customers get is a Fixed amount or a Percentage, and Value sets how much. For products, a Percentage discounts up to Items discounted units on each matching cart line (0 discounts every unit), and with a Fixed amount, up to that amount comes off once per matching cart line, not per unit. For a collection, Items discounted counts all matching items together, and only items from those collections count toward Minimum order. With a Fixed amount, Take the amount off each matching product starts switched off, so the amount comes off the order once; switched on, it comes off once per matching cart line. Under More options, Left out products skips the products you add, even in those collections.
Store credit: Store credit in Reward sets the amount added to the customer's Shopify store credit, which customers choose to use at checkout. They can use it only with Shopify's new customer accounts and store credit turned on; Learn how Shopify store credit works in the editor opens Shopify's guide. It has four steps, including Where it works. With Online store and POS, staff apply it in POS as a discount on the cart instead, it isn't added to the customer's store credit, and POS lists it only for customers with enough points.
Customers choose points: customers pick how many points to spend. Points and Amount off set the rate, and the note below works out an example. Customers use all their points removes the choice: the points field shows their whole balance. Minimum points and Maximum points set limits; with Customers use all their points on, a customer whose balance is outside them can't redeem. Applies to adds Only these collections (leave it empty for the whole order), and What customers see gets a message for each limit.