How do I set up point spending rate?
Point spending rate is set in Stores → Configuration → Amasty → Reward Points → Point Earning and Spending Calculation > Points Spending Rate:
By default, it's set to '1'. That means that 1 applied point is equal to 1 currency unit of discount in the cart:
If you'd like to update the point spending rate, please specify the number of points that would be equal to 1 currency unit. For example, you'd like to give 1 unit of discount for 10 applied reward points:
Frontend result: