How to Optimize Payment Approval Rates in Brazil

Caio Moreira · 2026-10-07

Analysis of previous transaction data

To optimize your payment approval rate, start with a detailed analysis of past transactions. Identify patterns like peak hours, buying behavior, and the most commonly used card types. Use chargeback and refund data to understand which factors may be negatively impacting approvals. Consider segmenting the data by customer profile, region, and payment method so you can tailor specific strategies for each group.

A/b testing different payment gateways

Run A/B tests to compare different payment gateways. For example, choose two popular gateways and split the traffic between them. Monitor approval rates, response times, and the user experience. Document the results and choose the best-performing gateway. This process can lead to a significant increase in approvals.

Implementing two-factor authentication

Adding two-factor authentication (2FA) is an effective way to increase security and, in turn, your approval rate. This can be done via SMS or authentication apps. While it may add an extra step to the checkout process, the additional security can reduce fraud, increasing consumer trust and approval rates.

Adjusting risk parameter settings

Payment gateway risk parameters need to be adjusted regularly. If your settings are too restrictive, you may be losing legitimate sales. Review your blocking rules and adjust the settings based on your customers’ buying behavior. For example, if customers from a particular region are being blocked, review your settings to allow a higher volume of transactions from that area.

Ongoing monitoring of approval rates

Set up a system to continuously monitor payment approval rates. Use weekly reports to spot trends and make adjustments as needed. If you notice a drop in the approval rate, investigate the causes quickly. They may include system updates, changes to payment policies, or shifts in consumer behavior.

Also keep an eye on chargeback and fraud metrics to make sure the improvements you’ve implemented don’t compromise system security.

What are your current payment approval rates, and how are you monitoring these metrics?