BSS Mollie Payment
Created on: Apr 09, 2026
PRE-REQUISITES
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The plugin requires you to install the BSS Core plugin first.
INSTALLATION
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Download the BSS Mollie Payment plugin from our store https://store.bssoln.com/
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Go to Administration → Configuration → Local plugins
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Upload the BSS.MolliePayment zip file using the ‘Upload plugin or theme' button


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After uploading, install the ‘BSS Core' Plugin first
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Then scroll down or use the search bar to find and install ‘BSS Mollie Payment'

- To activate the plugins, restart the application

- After installation the plugin will show in the menu
CONFIGURE
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Go to Admin → BSS → Plugins → Mollie → Configuration

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Enter the License string and save it. Then clear cache

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Then again go to BSS → Plugins → Mollie → Configuration to set the configuration

API CONFIGURATION
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Check the Is Active box to enable or disable the Mollie payment method for your store.
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Toggle the Use Test Mode box to switch the plugin between live and testing environments.
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Enter your production API key provided by Mollie in the Live API Key field.
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Enter your testing API key in the Test API Key field to verify transactions safely.
PAYMENT SETTINGS
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Set an extra charge for customers who choose to pay via Mollie in Additional Fee.
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Check the Additional fee. Use percentage box to set the extra charge as a percentage of the order total, rather than a fixed amount.
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Enable Skip Payment Information Page to streamline the checkout process by bypassing the payment info step..
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Check the Enable Webhook box to receive real-time payment status updates directly from Mollie.
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Customize the text displayed on the Mollie dashboard in the Payment Description field.
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Select your primary transaction currency (e.g., EUR) from the Default Mollie Currency dropdown menu.
- Click Save to apply the configuration.
CURRENCY MAPPING
- Go to Admin → BSS → Plugins → Mollie → Currency Mapping to view your existing configurations in the Currency Mapping List.

- The Currency Mapping List tracks the nopCommerce currency code and name, the corresponding Mollie currency code, its active status, and the date it was created.
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Use the Delete button in the list view to remove any specific mapping that is no longer required.
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Click the Create New Mapping button at the top right to begin a new configuration.

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Select your store's currency from the NopCommerce Currency dropdown menu.
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Choose the corresponding Mollie currency from the Mollie Currency dropdown to link the two systems.
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Check the Is Active box to ensure this mapping is utilized during the checkout process.
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Click Save Mapping to finalize the setup and add it to your active list.
PAYMENT RECORDS
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Go to BSS → Plugins → Mollie → Payment Records to view a comprehensive log of all transactions processed through the Mollie gateway.

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Filter your search using criteria such as Start date, End date, Mollie Status, Order ID, or the specific Mollie Payment ID.
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Review detailed transaction information in the records table, including the Amount, Currency, Payment Method, and the exact date the payment was Created On.
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Monitor the real-time status of your transactions (e.g., "paid") directly from the Mollie Status column.
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Modify record details by clicking the Edit button for any specific entry.
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Initiate a refund for any successful transaction by clicking the Refund button located in the final column of the table.
REFUND RECORDS
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Go to BSS → Plugins → Mollie → Payment Records to track and manage all return transactions.

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Search for specific refund entries by filtering for Start date, End date, Refund Status, Order ID, or the Mollie Refund ID.
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Track the progress of refunds (e.g., "pending") through the dedicated Refund Status column.
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Examine specific refund details such as the Amount, Currency, and the creation timestamp for each entry.
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View or update refund information by clicking the Edit button associated with the specific record.
PUBLIC VIEW

FEATURES
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Webhook Support: Receive instant status updates directly from Mollie to keep your records synchronized.
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Multi-Currency Payments: Accept payments in multiple currencies, making your store ready for global customers.
- Popular Payment Methods: Accept leading payment options such as VISA, American Express, Klarna, and more for a seamless checkout experience.
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Smart Currency Mapping: Link nopCommerce currencies to their corresponding Mollie currency codes to ensure accurate international processing.
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Centralized Payment Logs: Track every transaction in a centralized Payment Records dashboard, with real-time status monitoring and payment method tracking.
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Efficient Refund Management: Initiate refunds directly from the payment record list and monitor them in the Refund Records section.
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Dual Environment Support: Test your payment flow safely in Test Mode before switching to the Live API for production.
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Customizable Transaction Fees: Apply Additional fees to orders as either a fixed amount or a percentage of the order total.
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Streamlined Checkout: Speed up the customer checkout journey by choosing to skip the payment information page.