Common Questions & Answers

Where can I find logos for supported payment methods?Where can I find logos for supported payment methods?

A curated catalog of direct links to the official pages for each payment method, where you can easily find and download their logo images.

• Payments
• Integration

What are the required policies on the merchant’s website?What are the required policies on the merchant’s website?

To apply for a Live account with Opn, merchants must first ensure that their website includes two essential policies: the Business Policy and the Privacy Policy.

• Integration

What is pre-authorization?What is pre-authorization?

Card pre-authorization, often called pre-auth, is essentially a pre-approval process to verify that the customer is using a valid credit card.

• Payments

Why did my payments get rejected?Why did my payments get rejected?

Why did my payments get rejected?

• Payments

How do I calculate the refund fee?How do I calculate the refund fee?

Refunds can be issued as either full or partial, depending on the payment method. When a merchant processes a refund for a buyer, no additional processing fees are applied. However, the service fees (including transaction fees and 7% VAT) will only be refunded to the merchant under specific circumstances.

• Payments
• Refunds

What is PCI-DSS?What is PCI-DSS?

The Payment Card Industry Data Security Standard (PCI DSS) is a specialized information security framework designed for organizations that process branded credit cards from major brands like Visa, MasterCard, American Express, Discover, and JCB. Private label cards, which do not feature a major card brand logo, are not covered under PCI DSS.

• Security

What do I do when I’ve changed my registered company name?What do I do when I’ve changed my registered company name?

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• Merchant dashboard
• Security

I forgot my password. How do I reset it?I forgot my password. How do I reset it?

Forgot your password? No worries! Simply click on “Forgot password?” on the login page, and we’ll help you reset it in no time.

• Security
• Account

Pricing informationPricing information

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DocumentationDocumentation

Documentation description will be here

About Us – One Payments Pte. Ltd.About Us – One Payments Pte. Ltd.

One Payments offers secure, efficient payment solutions for businesses, specializing in domestic and cross-border transactions. Committed to innovation and regulatory compliance, we simplify payments to help businesses grow and succeed.

• About One Payments

PayoutsPayouts

We will support you

• Payouts

Who is One Payments?Who is One Payments?

One Payments is a secure, innovative payment platform designed to streamline transactions and simplify cross-border financial services.

• About One Payments