This project involves implementing optimized payment options messaging on an existing Shopify online store. The goal is to improve customer experience and increase conversion rates by clearly communicating the available payment methods such as Clearpay, Klarna and Paypal upfront during the checkout process. The payment options should be consistently displayed on category, product and cart pages as well to guide customers smoothly to checkout. Cross-device testing will be important to ensure an intuitive experience across desktop, mobile and tablets. Strong Shopify theme customisation and payment gateway integration skills are essential to seamlessly blend the revised messaging within the store infrastructure. Quality assurance will be performed to guarantee a bug-free launch that enhances usability and uplifts sales. Mobile-first responsiveness as per current design standards is expected in the final optimized implementation.