Tokoo Product Categories Filter

functions.php

$defaults = apply_filters( 'tokoo_product_categories_args', array(
    'section_title'         =>  esc_html__( 'Shop By Categories', 'tokoo' ),
    'category_args'    => array(
        'number'       => '8',
        'columns'      => '4',
        'slug'         => '',
        'hide_empty'   => 'true',
    )
));