Blocksy Single Product Page Move Related Products Above Tabs

blc-move-related-section-to-top.php

<?php
add_action( 'init', function () {
  remove_action( 'woocommerce_after_main_content', 'blocksy_woo_single_product_after_main_content', 5 );
  add_action( 'woocommerce_after_single_product_summary', 'blocksy_woo_single_product_after_main_content', 1 );
} );

// copy and paste the following css into customizer > additional css
// .related.products { margin: 5em auto; margin-bottom: 0; width: var(--block-width, var(--container-width)); max-width: var(--block-max-width, var(--normal-container-max-width)) }

To remove section if above is not working;
remove_all_actions('woocommerce_after_main_content', 5);