open /templates/components/common/payment-icons.html then replace with below code
[php]
{{#with theme_settings}}
{{#or show_accept_amex show_accept_discover show_accept_mastercard show_accept_paypal show_accept_visa}}
{{#if show_accept_amex}}
{{/if}}
{{#if show_accept_discover}}
{{/if}}
{{#if show_accept_mastercard}}
{{/if}}
{{#if show_accept_paypal}}
{{/if}}
{{#if show_accept_visa}}
{{/if}}
{{/or}}
{{/with}}
[/php]