1. Install our app Releasit Cash On Delivery from the Shopify App Store here: https://apps.shopify.com/cash-on-delivery-fee
2. Go on the "Limit COD" page of the app
3. Enable the option "Hide cash on delivery based on the order total"
4. Configure the minimum and maximum order total where Cash on Delivery is allowed
5. Done! Now Cash on Delivery will only be visible for the order totals configured on the app in your Shopify checkout
If you need help or you have any questions don't hesitate to contact us from the app!