Disable Unused Auto-Generated Image Sizes

/**

 * Disable Unused Auto-Generated Image Sizes

 * Optimized for AWS Storage savings & Performance.

 */

add_filter('intermediate_image_sizes_advanced', function ($sizes) {

    // Standard sizes often needed by Bricks/Kadence - Leave un-commented if needed

    // unset($sizes['thumbnail']);  

    // unset($sizes['medium']);    

    // unset($sizes['large']);     

    // High-bloat sizes (Safe to disable in 99% of cases)

    unset($sizes['medium_large']); // 768px wide

    unset($sizes['1536x1536']);    // 2x Medium Large

    unset($sizes['2048x2048']);    // 2x Large

    return $sizes;

});

// Disable scaled image generation (the 2560px limit)

// Only do this if you trust your team to resize images BEFORE uploading.

add_filter('big_image_size_threshold', '__return_false');

// Handle theme-specific or plugin-specific sizes

add_action('init', function () {

    remove_image_size('post-thumbnail'); 

    remove_image_size('1536x1536');

    remove_image_size('2048x2048');

    // If you use WooCommerce, it adds its own. Un-comment if needed:

    // remove_image_size('shop_catalog');

    // remove_image_size('shop_single');

    // remove_image_size('shop_thumbnail');

}, 999);