function custom_pre_get_posts_query($q){$tax_query=(array) $q->get('tax_query');$tax_query[]=array('taxonomy'=>'product_cat','field'=>'slug','terms'=>array('ableton-templates'),// Don't display products in the ableton-templates category on the shop page.
           'operator' => 'NOT IN'
    );


    $q->set( 'tax_query',$tax_query)}