pmpro-stripe-checkout-force-hide-billing-address-fields.php

<?php

add_filter( 'pmpro_include_billing_address_fields', function ( $include ) {
	// if someone forced to include the fields
	// but it's set to NOT include them in settings
	// and Stripe Checkout is active
	// and Stripe Checkout is set to include billing address fields on its checkout page
	// => don't include them, bc it's a conflict with some other add-on or snippet
	if ( $include && ! pmpro_getOption( "stripe_billingaddress" ) && 'checkout' === pmpro_getOption( 'stripe_payment_flow' ) && pmpro_getOption( 'stripe_checkout_billing_address' ) ) {
		$include = false;
	}

	return $include;
}, 1000000000 );