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// Image Type Convert / Kiri Vadivelu / 2026 add_filter( ‘wp_handle_upload’, ‘image_type_convert’ ); function image_type_convert( $upload ) { // Only process images if ( ! isset( $upload[‘type’] ) || ! in_array( $upload[‘type’], [ ‘image/jpeg’, ‘image/png’, ‘image/jpg’ ], true ) )…Continue reading
// Image Quality Scale / Kiri Vadivelu / 2026 function image_quality_scale( $quality, $mime_type ) { if ( ‘image/webp’ === $mime_type ) { return 70; // Webp default 86 } return $quality; } add_filter( ‘wp_editor_set_quality’, ‘image_quality_scale’, 10, 2 );Continue reading
// Remove Admin Help / Kiri Vadivelu / 2026 add_action( ‘admin_head’, ‘remove_admin_help_tabs’ ); function remove_admin_help_tabs() { $screen = get_current_screen(); if ( $screen ) { $screen->remove_help_tabs(); } }Continue reading
// Custom Screen Option / Kiri Vadivelu / 2026 function custom_screen_option() { if ( get_current_user_id() !== 1 ) { // Replace your ID return false; } return true; } add_filter( ‘screen_options_show_screen’, ‘custom_screen_option’ );Continue reading
// Remove Dashboard Widget / Kiri Vadivelu / 2026 add_action( ‘wp_dashboard_setup’, ‘remove_dashboard_widget’ ); function remove_dashboard_widget() { // Remove specific widgets by their ID and section remove_meta_box( ‘dashboard_right_now’, ‘dashboard’, ‘normal’ ); // At a Glance remove_meta_box( ‘dashboard_activity’, ‘dashboard’, ‘normal’ ); //…Continue reading
// Contributor Default Role / Kiri Vadivelu / 2026 function contributor_default_role( $default_role ) { return ‘contributor’; // Replace your choice } add_filter( ‘pre_option_default_role’, ‘contributor_default_role’ );Continue reading
// Secure Admin Menu / Kiri Vadivelu / 2026 add_action( ‘admin_init’, ‘secure_admin_menu’ ); function secure_admin_menu() { // Replace 1 with the actual User ID of the owner $owner_id = 1; global $user_ID; // 1. If not owner, remove from sidebar…Continue reading
// Custom Admin Menu / Kiri Vadivelu / 2026 add_action( ‘admin_init’, ‘owner_admin_menu’ ); function owner_admin_menu() { // Replace 1 with the actual User ID of the owner $owner_id = 1; global $user_ID; // If the current user is NOT the…Continue reading
// Max Upload Size / Kiri Vadivelu / 2026 function max_upload_size( $file ) { $max = 9 * 1024 * 1024; // 9 MB if ( $file[‘size’] > $max ) { $file[‘error’] = ‘File exceeds the 9 MB maximum upload…Continue reading
// Image Max Pixel / Kiri Vadivelu / 2026 add_filter(‘wp_handle_upload_prefilter’, ‘image_max_pixel’); function image_max_pixel($file) { $image = getimagesize($file[‘tmp_name’]); if ($image[0] > 4000 || $image[1] > 4000) { $file[‘error’] = ‘Image too large (max 4000×4000).’; } return $file; }Continue reading