Exclude specific categories from the Shop page

exclude-category-from-shop.php

<?php
/**
 * Exclude specific categories from the Shop page
 * @param $terms
 * @param $taxonomies
 * @param $args
 * @return array
 */
function ts_get_subcategory_terms($terms, $taxonomies, $args ) {
    $new_terms = array();
    // if it is a product category and on the shop page
    if ( in_array( 'product_cat', $taxonomies ) && ! is_admin() && is_shop() ) {
        foreach ( $terms as $key => $term ) {
            if ( ! in_array( $term->slug, array( 'uncategorized', 'category1' ) ) ) { //pass the slug name here
                $new_terms[] = $term;
            }
        }
        $terms = $new_terms;
    }
    return $terms;
}
add_filter( 'get_terms', 'ts_get_subcategory_terms', 10, 3 );
?>