How to Configure WP Super Cache Settings
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Reading time: 2 minutes | Difficulty: Beginner
Overview
Since WP Simple Pay 4.17.5, payment forms load their data from your site as the page opens, so pages with payment forms can be cached by WP Super Cache. The only pages to exclude are your payment confirmation pages.
Prerequisites
- WP Simple Pay 4.17.5 or later. On earlier versions, exclude your payment form pages as well.
- The WP Super Cache plugin installed and active
Cache Settings
Add the page slug of each payment confirmation page to Settings → WP Super Cache → Advanced → Rejected URL Strings.
For example, if your payment success page is at https://yourwebsite.com/payment-confirmation, add payment-confirmation as shown below:

Finally, click Save Strings and then clear your caches. Clear the cache again after updating WP Simple Pay to 4.17.5.
What’s Next?
- How to Resolve Issues Caused by Cache and Optimization Plugins – General caching and JavaScript optimization guidance
- How to Set Payment Success and Failure Pages – Find the pages to exclude
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