How to Add PayPal Pay Later to Your Shopify Checkout

Introduction

Adding flexible payment options like PayPal Pay Later is a direct way to increase average order value and reduce cart abandonment on your Shopify store. When customers can split a purchase into smaller, interest-free installments, they are more likely to complete high-ticket orders that might otherwise feel out of reach. While the basic PayPal integration handles the transaction, displaying the "Pay Later" messaging effectively requires a specific setup within your Shopify theme.

Integrating these dynamic banners and buttons allows you to show customers exactly how much they will pay per installment before they even reach the final checkout page. In this guide, we will cover the technical steps to enable these features and how to manage their visibility to ensure a clean, high-converting customer journey. Using get HidePay for your store, we can then help you refine which customers see these options based on their location or cart value.

This article provides a step-by-step walkthrough for merchants who want to move beyond the standard PayPal button and implement full "Pay Later" functionality. You will learn how to configure the PayPal SDK, update your Liquid files, and use strategic rules to optimize your checkout performance.

Understanding PayPal Pay Later for Shopify

PayPal Pay Later is a suite of financing options that includes "Pay in 4" (short-term installments) and longer-term monthly financing. For Shopify merchants, this is not a separate app you install from the App Store; rather, it is a feature of the existing PayPal Express Checkout integration. However, simply having PayPal enabled does not mean your customers are seeing the most effective version of it.

The service works by paying the merchant in full immediately, while the customer pays PayPal back over time. This removes the risk of non-payment for you while providing the customer with financial flexibility. On Shopify, the functionality is generally available to merchants in the United States, United Kingdom, Australia, France, Germany, Italy, and Spain.

To get the most out of this feature, you must implement "Pay Later" messaging. These are the small text snippets or banners found on product pages that say, "Or 4 interest-free payments of $25.00." Without this messaging, customers may not realize the option exists until they have already reached the final stage of the checkout, missing the opportunity to influence their decision earlier in the funnel.

Prerequisites for Activation

Before you begin editing your theme code or adjusting your checkout settings, ensure your store meets the following requirements:

1. PayPal Business Account: You must have a PayPal Business account, not a personal one.
2. Native PayPal Integration: Your store must be using the native PayPal Express Checkout (found in your Shopify Admin under Payments).
3. Currency Matching: The currency of your Shopify store must match the currency of the region where you want to offer Pay Later (e.g., USD for the United States).
4. Theme Access: You will need the ability to edit your theme’s code, specifically the theme.liquid file and product templates.

If these are in place, the core functionality is already active in the background. Your task now is to surface it to the customer using the PayPal JavaScript SDK.

Step 1: Connecting PayPal to Your Shopify Store

Most Shopify stores come with PayPal pre-installed. However, if you are setting up a new store or have previously disabled it, follow these steps to ensure the foundation is solid:

• Navigate to your Shopify Admin and select Settings, then Payments.
• In the PayPal section, click Activate PayPal Express Checkout.
• Log in to your PayPal Business account and grant Shopify the necessary permissions.
• Once connected, ensure you do not have any old, third-party PayPal apps installed that might conflict with the native integration.

The native integration is built on Shopify's latest infrastructure, ensuring that payment data is handled securely and efficiently. Once this is active, PayPal automatically determines a customer's eligibility for Pay Later based on their IP address, credit history, and purchase amount.

Step 2: Adding the PayPal JavaScript SDK

To display Pay Later banners and specialized buttons, you must add the PayPal JavaScript SDK (Software Development Kit) to your Shopify theme. This script communicates with PayPal to determine which financing options to show.

1. Go to Online Store > Themes.
2. Find your current theme, click the three dots (...), and select Edit code.
3. Open the layout/theme.liquid file.
4. Locate the closing </body> tag at the bottom of the file.
5. Paste the following script tag just above the </body> tag:

<script src="https://www.paypal.com/sdk/js?client-id=YOUR_CLIENT_ID&components=messages"></script>

Note: You must replace YOUR_CLIENT_ID with the actual Client ID from your PayPal Developer Dashboard. You can find this by creating a "REST API App" in the PayPal Developer portal.

By adding &components=messages to the URL, you are telling the script to load the logic required for the "Pay in 4" banners. This script is lightweight and loads asynchronously, meaning it won't slow down your page load times.

Step 3: Implementing Pay Later Messaging on Product Pages

The most effective place to show Pay Later options is on the product page, near the price. This directly addresses price sensitivity.

1. In your theme editor, find the file responsible for your product display. This is usually sections/main-product.liquid or snippets/product-form.liquid.
2. Find the code that displays the product price (search for {{ product.price }}).
3. Directly below the price or the "Add to Cart" button, insert the following HTML snippet:

<div
  data-pp-message
  data-pp-style-layout="text"
  data-pp-style-logo-type="primary"
  data-pp-style-text-color="black"
  data-pp-amount="{{ product.selected_or_first_available_variant.price | divided_by: 100.0 }}">
</div>

This code tells the PayPal SDK to render a message tailored to the specific price of the product. The data-pp-amount attribute ensures the math is correct (dividing by 100 converts Shopify's cents-based pricing into standard dollars).

Action Summary for Messaging:

• Identify the price element in your liquid files.
• Insert the data-pp-message div.
• Pass the dynamic product price into the data-pp-amount attribute.
• Save and preview on a mobile device to ensure the layout remains clean.

If you want to hide or customize dynamic checkout buttons (product/cart/checkout), see the HidePay tutorial on how to hide and customize dynamic checkout buttons on product and cart pages.

Step 4: Adding Pay Later to the Cart Page

In addition to product pages, the cart page is a critical secondary location. It allows customers to see the total financing breakdown for their entire order.

1. Open sections/main-cart-footer.liquid or your equivalent cart template.
2. Find the cart subtotal section.
3. Insert the same data-pp-message snippet, but update the amount attribute to reflect the total cart price:

<div
  data-pp-message
  data-pp-amount="{{ cart.total_price | divided_by: 100.0 }}">
</div>

By placing this in the cart footer, you remind the customer of their flexible payment options right before they initiate the checkout process. This often provides the final push needed to move from "reviewing" to "buying."

Optimizing the Checkout with HidePay

While adding PayPal Pay Later can boost conversions, showing every available payment method to every customer can lead to a cluttered checkout. If you offer multiple Buy Now, Pay Later (BNPL) options—like Affirm, Klarna, and PayPal—the checkout can quickly become overwhelming. This is where we recommend a more strategic approach.

Our app, HidePay, allows you to create rules that control exactly when PayPal or its Pay Later components appear; read the HidePay guide on how to create a payment customization to get started configuring rules in the app. For example, if you know that PayPal has higher transaction fees for international orders, you can use our tool to hide PayPal as an option for specific countries while keeping it active for your domestic market.

Furthermore, we allow you to sort your payment methods. If you prefer customers to use a standard credit card processor to save on fees, you can move PayPal lower down the list. If a customer is buying a low-value item (e.g., under $30), Pay Later messaging might be unnecessary and distracting. You can set a rule in the app to hide these options for carts below a certain threshold, keeping your checkout focused and professional.

Key Takeaway

Strategic visibility is better than blanket visibility. Use rules to show the right payment method to the right customer at the right time.

Advanced Customization: Sorting and Renaming

Beyond just showing the button, how you present the option matters. Standard PayPal buttons can sometimes be confusing for customers who are looking specifically for the "Pay in 4" option.

Through Shopify’s native functions, you can rename payment methods. You might choose to rename "PayPal" to "PayPal & Pay Later" to make it immediately obvious that financing is available. This clarity reduces the cognitive load on the customer.

Sorting is equally important. If your data shows that customers using Pay Later have a higher lifetime value, you should install HidePay and move that option to the very top of the list. By guiding the customer toward your preferred payment method, you take control of your margins and the customer experience.

Why Use Shopify Functions for Payment Rules?

In the past, merchants had to rely on Shopify Scripts to hide or sort payment methods. This required a Shopify Plus account and a knowledge of Ruby. Today, we build our tools on Native Shopify Functions. This is a significant improvement because:

• Native Performance: Rules run directly within Shopify’s infrastructure. There is no lag or "flicker" where a payment method appears and then disappears.
• Reliability: Because it is built into the checkout logic, it works every time, regardless of the customer’s browser or device.
• Accessibility: You don't need to be on a Plus plan to access the benefits of a customized checkout. Any merchant can use our tool to manage their payment methods.

Read more about the shift from Scripts to Functions in our article "Why Shopify Functions are the future and scripts are the past."

This technical foundation ensures that when you set a rule to hide a payment method, it stays hidden, providing a consistent experience for your buyers. If you want a codeless way to create and migrate Functions, consider SupaEasy — codeless Shopify Functions for building functions without writing code.

Troubleshooting Common Issues

If you have followed the steps above and the Pay Later messaging isn't appearing, check the following:

1. Client ID Errors

Ensure you are using the "Live" Client ID from your PayPal Developer account, not the "Sandbox" ID. Sandbox IDs will only work in a test environment and will not display banners to real customers.

2. Currency and Localization

PayPal Pay Later is highly region-specific. If you are testing from a country where the service isn't supported, the banners will not render. Use a VPN or ask a contact in a supported region to verify that the banners are appearing correctly.

3. Theme Conflicts

Some Shopify themes use "Ajax" (dynamic) carts that slide out from the side. If your messaging isn't appearing in these drawers, it's often because the PayPal script doesn't know the drawer has opened. You may need to trigger a "refresh" of the PayPal messages whenever the cart drawer is toggled.

4. Cart Value Limits

PayPal Pay Later usually has a minimum and maximum limit (e.g., $30 to $1,500). If your product price or cart total falls outside of this range, the SDK will automatically hide the Pay Later messaging to avoid misleading the customer.

If you need to hide the PayPal Express button specifically at checkout, see the HidePay help article about hiding the PayPal Express Checkout button in checkout for configuration options.

Protecting Your Margins

While Pay Later increases sales, it also comes with costs. PayPal's fees for these transactions are generally the same as their standard processing fees, but for some merchants, these are higher than direct credit card processing.

A smart strategy is to use our app to only show Pay Later for products with high margins. If you have a specific collection of items with very thin margins, you can create a rule to hide PayPal for any cart containing those items. This ensures you aren't sacrificing your entire profit margin to transaction fees on items that would have sold anyway.

Additionally, some merchants find that PayPal is more susceptible to certain types of chargebacks in specific regions. By using geography-based rules, you can mitigate this risk without losing the benefit of the feature in your primary markets; see the HidePay tutorial on preventing fraud by hiding Cash on Delivery for expensive orders for an example rule you can adapt to your needs.

Summary of the Integration Process

To successfully implement and optimize PayPal Pay Later, follow these key steps:

• Connect: Ensure your PayPal Business account is natively linked to Shopify.
• Install SDK: Add the PayPal JavaScript SDK to your theme.liquid file with your unique Client ID.
• Embed Messaging: Place the data-pp-message div on your product and cart templates.
• Refine Visibility: Use HidePay to hide, sort, or rename the option based on cart value, geography, or product type.
• Monitor: Watch your conversion rates and average order value (AOV) to ensure the messaging is driving the desired results.

For a deeper look at HidePay and how it was built to solve checkout clutter and extra fees, read our product announcement, "Introducing HidePay for Shopify."

By following this path, you move from a generic checkout to a high-performance, customized experience that caters to customer needs while protecting your bottom line.

FAQ

Does adding PayPal Pay Later cost extra?

No, there is no additional monthly subscription fee for PayPal Pay Later. You pay the standard PayPal transaction fees that you already agreed to when setting up your PayPal Business account. It is a feature included with your existing service.

Will the Pay Later option show up for all my international customers?

No, PayPal Pay Later is only available in specific regions, such as the US, UK, Germany, and Australia. If a customer is browsing from a country where the service is not supported, the SDK will automatically hide the Pay Later banners and buttons.

Can I change the design of the Pay Later banners?

Yes, you can customize the banners using data-attributes in the HTML snippet. You can change the layout (text vs. flex/banner), the logo type, and the color (black, white, or blue) to better match your Shopify theme's branding.

How do I hide PayPal Pay Later for specific products?

While the PayPal SDK handles basic visibility, you can use HidePay to create advanced rules. For example, you can set a rule to hide the PayPal payment method entirely if a specific product tag is present in the cart, or if the total order value is too low to justify the processing fees. For step-by-step help, consult the HidePay guide on how to create a payment customization.

Conclusion

Integrating PayPal Pay Later is one of the most effective ways to modernize your Shopify store and meet customer expectations for payment flexibility. By adding the SDK and messaging banners, you provide transparency that can significantly lower the barrier to purchase. However, the key to a truly successful checkout is balance.

Don't let your checkout become a long list of confusing options. Use a focused approach: show the most relevant payment methods, sort them to favor your best processors, and hide options that don't make sense for certain orders.

• Install the PayPal SDK to enable messaging.
• Update your Liquid templates to show installment prices.
• Use rules to control visibility and protect your margins.

Ready to take full control of your checkout experience? try HidePay on Shopify today.