Before beginning checkout troubleshooting, try these essential browser fixes:

1. Update to the latest browser version
2. Clear cache or use incognito mode
3. Disable browser extensions
4. Verify credit card functionality with bank
5. Contact Stripe for billing address validation

Common Error Messages and Solutions:

Unable to process payment

• For Squarespace Payments: Verify account validation
• For Stripe: Check validation status and update connection if needed
• For PayPal: Unlink and relink account

Page Not Found

• Check Orders panel for successful transaction
• Verify domain connection (allow up to 72 hours for processing)

Payment Setup Issue

1. Reconnect payment processor:
   • Open Payments panel
   • Select payment provider
   • Disconnect current connection
   • Reconnect account
2. Contact payment provider directly

Payment Declined Email

• Payment not processed
• Customer should verify details and retry

Items Unavailable Email

• Products sold out during processing
• No charge made
• Customer must restart purchase

Additional Issues:

Checkout Disabled

• Verify payment processor connection
• Check currency compatibility

Authentication Failed

• Applies to EEA customers
• Requires Strong Customer Authentication
• Customer should watch for bank authorization popup

Country Selection Issues

• Check shipping rules for selected country
• Update shipping options if needed

Digital Product Access

• Download links expire after 24 hours
• New links can be sent via Orders panel
• Select "Email Notifications" > "Resend digital products"

Shopping Cart Issues

• Ensure site has active products
• Check Express Checkout settings
• Review Site Styles settings

Customer Cart Problems

1. Verify product visibility
2. Remove custom code temporarily
3. Enable browser cookies
4. Check domain forwarding settings

For test mode issues, ensure it's disabled before accepting real payments.

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