You can replace the footer credits using the conversions_footer_credits hook. Below is a code example to accomplish this. Just replace the contents of the $footer_credits variable to whatever you desire.
Code Example
/**
* Replace footer credits.
*
* @param string $footer_credits Footer credits.
*/
add_filter( 'conversions_footer_credits', 'conversions_replace_footer_credits' );
function conversions_replace_footer_credits( $footer_credits ) {
$footer_credits = '<span>My footer credits</span>';
return $footer_credits;
}
Result Example
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