Navigate to Administration > Blacklist System, click New, select Card BIN as the type and enter the card BIN and save.
How to Block a Card BIN
Click Go to E-commerce.
Go to Administration > Blacklist System.
Click New to open the Add to Blacklist modal.
In the Type dropdown, select Card BIN.
Enter the first 6 digits of the credit card you want to block (e.g., 411111).
Click Save to add the card BIN to the blacklist.
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