Remove PayPal Payments from "change_payment_method" page for WooCommerce Subscription

functions.php

<?php

function remove_paypal_payment_gateways_from_change_payment_endpoint( $available_gateways ) {

    if ( is_wc_endpoint_url( 'order-pay' ) && isset( $_GET['change_payment_method'] ) ) {

        unset( $available_gateways['ppcp-gateway'] );
	unset( $available_gateways['ppcp-credit-card-gateway'] );
    }

    return $available_gateways;
}

add_filter( 'woocommerce_available_payment_gateways', 'remove_paypal_payment_gateways_from_change_payment_endpoint' );