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World desk4 min

Online Store Payment and Checkout Issues: A Practical Troubleshooting Guide

Find the right fix for missing payment gateways, wallet buttons, shipping options, cart controls, or failed checkout payments.

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Start with the point where the purchase breaks: a payment gateway is missing, a wallet or Express Checkout button is absent, shipping or the shopping bag is missing, or the buyer cannot complete payment. The right fix depends on the store’s settings, provider eligibility, and sometimes the buyer’s bank, browser, or device—not one universal switch.

First, open the store’s payment settings

This guidance applies to an active ecommerce subscription. In manual mode, open the website editor, select Online store, then Manage store. In agentic mode, select Ecommerce from the editor’s top navigation. For gateway settings, go to Settings → Payments. If labels have changed, look for the store’s payment settings.

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Why is a payment gateway not appearing?

Check the store country and currency before treating a missing gateway as a fault. Availability can depend on the store’s country and currency, the customer’s location, and the provider’s account eligibility. The payment settings may also show country or currency fees, subscription support, Express Checkout availability, or a currency incompatibility. Recheck current eligibility in the store and provider accounts.

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  • Stripe: Confirm the store’s country is supported and the Stripe account is connected and fully set up.
  • PayPal: Connect a PayPal Business account; personal accounts are not supported for this setup.
  • Razorpay: The store location must be India.
  • Paysera: The store location must be Lithuania.

If the currency selector is greyed out, disable all active online payment methods, change the currency under Settings → Store settings → Regional settings → Currency, then re-enable the providers. You do not need to remove manual payment options such as cash on delivery or bank transfer first.

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Why are Stripe, Apple Pay, or Express Checkout missing?

Check the Stripe connection

Confirm Stripe is connected completely and that the correct publishable key is in place. An editor warning may indicate an incomplete account connection, an incorrect publishable key, or that Express Checkout is not enabled.

Verify Apple Pay’s domain

Apple Pay through Stripe requires a verified domain, and a connected domain is required for verification. Enabling Express Checkout submits the domain to Stripe automatically. If you enabled Express Checkout before that workflow was available, submit the domain from the Stripe settings page.

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Check the buyer’s browser and wallet setup

Wallet buttons depend on device and browser compatibility as well as merchant configuration. Apple Pay requires Safari in the documented guidance; Google Pay requires a configured Google Wallet. Express Checkout is limited to supported browsers. Ask the buyer to try a supported browser and a correctly configured wallet before assuming the gateway is broken.

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Use Preview to inspect how the checkout appears, but do not rely on it to validate Stripe processing: card payments may not work correctly in Preview mode. Test payment processing on the published site.

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Square Handheld - Portable POS - Credit Card Machine to Accept Payments for Restaurants, Retail, Beauty, and Professional Services
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  • Accept all major credit and debit cards and pay one simple rate with no hidden fees and no long-term contracts required.

Why are shipping options missing at checkout?

  • Confirm that shipping zones have been configured.
  • Check that the product and each variation have weights where required.
  • Inspect the price bounds on the shipping rule. The lower bound is inclusive and the upper bound is exclusive.

For example, a free-shipping rule for orders over €50 can use a €50 minimum and no maximum. That is an example of rule configuration, not a recommendation for every store. If the settings look correct, compare the product type with its shipping configuration and consult the platform’s shipping setup guidance; the cause in an individual store depends on its configuration.

Why is the shopping bag missing, or is checkout language wrong?

Show the shopping bag

In the editor, open Header settings and enable Shopping bag if the cart icon is absent.

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Change cart and invoice language

Go to Settings → Store settings → Regional settings → Store language.

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Know what checkout settings can change

Checkout structure, layout, and design cannot currently be edited in the documented settings. You can configure checkout policies, including terms, privacy, and refund policy, custom options, and language. Changing the page layout is therefore not a remedy for a missing payment or shipping option.

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What should a buyer check when a payment fails?

  • Bank verification: Allow browser pop-ups; the bank’s 3D Secure verification window may need to open.
  • Card decline: Check that the card has not expired and permits online and international transactions. The bank or provider’s response is needed to diagnose a particular decline.
  • Wallet payment: Confirm the buyer’s device, browser, and Apple Pay or Google Wallet setup meet the requirements.
  • Repeated failed attempts: The platform’s guidance advises waiting 24 hours or trying another payment method after too many failed attempts.

If Stripe is restricted, check the store’s Added payment methods list for an Action required badge or red warning. The restriction must be resolved in Stripe before customers can pay through it.

How to test the complete purchase flow

A manual-payment test order lets you inspect the purchase flow without charging an actual payment. An online-payment test requires a real payment. Use a product type that matches the products you sell.

  1. Create a low-priced test product of the appropriate type, such as physical, digital, or appointment.
  2. Enable the payment method you want to test. Choose manual payment to avoid an actual charge, or an online method if you intend to make an actual payment.
  3. Display the product on the site and enable Shopping bag.
  4. On the site, add the product to the bag, continue to checkout, enter the required shipping, contact, and payment details, then complete the order.
  5. Review the order and emails in store management. A manual-payment order shows Awaiting; a successful online test shows Paid. If the online test fails, check that the payment method is fully set up.
  6. Delete the test product when finished.

Run any Stripe processing test on the published website rather than relying on Preview mode.

Special offer. See more information about Outbyte and uninstall instructions. Please review EULA and Privacy policy.

Where to go next

Provider availability, account rules, labels, and browser support can change, so use the current settings and provider account status when troubleshooting.

Quick Recap

SaleBestseller No. 1
Square Reader for contactless and chip (2nd Generation)
Square Reader for contactless and chip (2nd Generation)
Use the, easy-to-use, and customizable POS to get started.; Use the, easy-to-use, and customizable POS to get started.
$47.20
Bestseller No. 2
Square Terminal - Credit Card Machine to Accept All Payments | Mobile POS
Square Terminal - Credit Card Machine to Accept All Payments | Mobile POS
Process chip cards in just two seconds.; Get your money as soon as the next business day.; Use it cordlessly with the built-in battery, designed to last all day.
$298.99
Bestseller No. 3
Square Handheld - Portable POS - Credit Card Machine to Accept Payments for Restaurants, Retail, Beauty, and Professional Services
Square Handheld - Portable POS - Credit Card Machine to Accept Payments for Restaurants, Retail, Beauty, and Professional Services
Slim, pocketable, and lightweight so you can accept payments wherever your customers are.
$399.00
Bestseller No. 4
ETEKJOY USB 3-Track Magnetic Stripe Card Reader POS Credit Card Reader Swiper MagStripe Swipe Card Reader ET-MSR90
ETEKJOY USB 3-Track Magnetic Stripe Card Reader POS Credit Card Reader Swiper MagStripe Swipe Card Reader ET-MSR90
Perfect for POS, Banking, Loyalty, Access Control, ID verification and other applications.
$18.50
Bestseller No. 5
Square Reader for magstripe (USB-C)
Square Reader for magstripe (USB-C)
Get your money as soon as the next business day.; Works with Apple devices with a Lightning connector.
$9.88

Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply.

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