diff --git a/includes/class-delete-api.php b/includes/class-delete-api.php
index 843a632..faa0ab7 100644
--- a/includes/class-delete-api.php
+++ b/includes/class-delete-api.php
@@ -175,23 +175,63 @@ public function do_delete_posts( $post_ids = array(), $force_delete = false, $it
             if( $custom_query == 'custom_query' ){
                 
                 foreach( $post_ids as $post_id ){
-                    $post_attechment_id = get_post_meta( $post_id, '_thumbnail_id', true );
-                    $attechment_ids     = $wpdb->get_col( "SELECT post_id FROM $wpdb->postmeta WHERE meta_value = $post_attechment_id" );
                     if( isset( $item['post_media'] ) && $item['post_media'] === 'yes' ){
-                        if( count( $attechment_ids ) <= 1 ){
-                            wp_delete_attachment( $post_attechment_id, $force_delete );
+                        $post_attachment_id = get_post_meta( $post_id, '_thumbnail_id', true );
+                        if( !empty( $post_attachment_id ) ){
+                            $attachment_ids = $wpdb->get_col( $wpdb->prepare( "SELECT post_id FROM {$wpdb->postmeta} WHERE meta_value = %d", $post_attachment_id ) );
+                            if( !empty( $attachment_ids ) && count( $attachment_ids ) <= 1 ){
+
+                                $attachment_metadata = wp_get_attachment_metadata( $post_attachment_id );
+                                if ( !empty($attachment_metadata['sizes'] ) ) {
+                                    //Getting file path
+                                    $upload_dir = wp_upload_dir();
+                                    $file_path  = $upload_dir['basedir'] . '/' . dirname( $attachment_metadata['file'] ) . '/';
+                                    
+                                    //Removing all image sizes
+                                    foreach( $attachment_metadata['sizes'] as $size_info ){
+                                        $file = $file_path . $size_info['file'];
+                                        //file check and remove it
+                                        if ( file_exists( $file ) ) {
+                                            unlink( $file ); 
+                                        }
+                                    }
+                                }
+
+                                if ( !empty( $attachment_metadata['file'] ) ) {
+                                    $file_path = $upload_dir['basedir'] . '/' . $attachment_metadata['file'];
+                                    //file check and remove it
+                                    if (file_exists($file_path)) {
+                                        unlink($file_path);
+                                    }
+                                }
+                                
+                                $wpdb->query( $wpdb->prepare( "DELETE FROM {$wpdb->posts} WHERE ID = %d", $post_attachment_id ) );
+                                $wpdb->query( $wpdb->prepare( "DELETE FROM {$wpdb->postmeta} WHERE post_id = %d", $post_attachment_id ) );
+                            }
                         }
                     }
                 }
-                $all_posts = implode( ",",$post_ids );
-                $wpdb->query( "DELETE p,pt,pm FROM " . $wpdb->posts . " p LEFT JOIN " . $wpdb->term_relationships . " pt ON pt.object_id = p.ID LEFT JOIN " . $wpdb->postmeta . " pm ON pm.post_id = p.ID WHERE p.ID IN ({$all_posts})" );
+
+                $post_ids_sanitized = array_map( 'intval', $post_ids );
+                $placeholders       = implode( ',', array_fill( 0, count( $post_ids_sanitized ), '%d' ) );
+                $query = $wpdb->prepare(
+                    "DELETE p, pt, pm FROM {$wpdb->posts} p 
+                    LEFT JOIN {$wpdb->term_relationships} pt ON pt.object_id = p.ID 
+                    LEFT JOIN {$wpdb->postmeta} pm ON pm.post_id = p.ID 
+                    WHERE p.ID IN ( $placeholders )",
+                    $post_ids_sanitized
+                );
+                $wpdb->query( $query );
+
             }else{
                 foreach ($post_ids as $post_id ){
-                    $post_attechment_id = get_post_meta( $post_id, '_thumbnail_id', true );
-                    $attechment_ids     = $wpdb->get_col( "SELECT post_id FROM $wpdb->postmeta WHERE meta_value = $post_attechment_id" );
                     if( isset( $item['post_media'] ) && $item['post_media'] === 'yes' ){
-                        if( count( $attechment_ids ) <= 1 ){
-                            wp_delete_attachment( $post_attechment_id, $force_delete );
+                        $post_attachment_id = get_post_meta( $post_id, '_thumbnail_id', true );
+                        if( !empty( $post_attachment_id ) ){
+                            $attachment_ids = $wpdb->get_col( $wpdb->prepare( "SELECT post_id FROM $wpdb->postmeta WHERE meta_value = %d", $post_attachment_id ) );
+                            if( count( $attachment_ids ) <= 1 ){
+                                wp_delete_attachment( $post_attachment_id, $force_delete );
+                            }
                         }
                     }
                     if( $force_delete === false ){
diff --git a/languages/wp-bulk-delete.pot b/languages/wp-bulk-delete.pot
index 7f4f3f1..bc29ee1 100644
--- a/languages/wp-bulk-delete.pot
+++ b/languages/wp-bulk-delete.pot
@@ -9,7 +9,7 @@ msgstr ""
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
-"POT-Creation-Date: 2024-04-15T12:46:14+00:00\n"
+"POT-Creation-Date: 2024-04-30T09:17:26+00:00\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "X-Generator: WP-CLI 2.10.0\n"
 "X-Domain: wp-bulk-delete\n"
@@ -327,67 +327,67 @@ msgstr ""
 msgid "Please select required fields for proceed delete operation."
 msgstr ""
 
-#: includes/class-delete-api.php:335
+#: includes/class-delete-api.php:375
 msgid "%s Revisions Cleaned up"
 msgstr ""
 
-#: includes/class-delete-api.php:345
+#: includes/class-delete-api.php:385
 msgid "%s Auto Drafts Cleaned up"
 msgstr ""
 
-#: includes/class-delete-api.php:355
+#: includes/class-delete-api.php:395
 msgid "%s Trashed Posts Cleaned up"
 msgstr ""
 
-#: includes/class-delete-api.php:371
+#: includes/class-delete-api.php:411
 msgid "%s Orphaned Post Meta Cleaned up"
 msgstr ""
 
-#: includes/class-delete-api.php:386
+#: includes/class-delete-api.php:426
 msgid "%s Orphaned Comment Meta Cleaned up"
 msgstr ""
 
-#: includes/class-delete-api.php:401
+#: includes/class-delete-api.php:441
 msgid "%s Orphaned User Meta Cleaned up"
 msgstr ""
 
-#: includes/class-delete-api.php:416
+#: includes/class-delete-api.php:456
 msgid "%s Orphaned Term Meta Cleaned up"
 msgstr ""
 
-#: includes/class-delete-api.php:429
+#: includes/class-delete-api.php:469
 msgid "%s Duplicated Post Meta Cleaned up"
 msgstr ""
 
-#: includes/class-delete-api.php:441
+#: includes/class-delete-api.php:481
 msgid "%s Duplicated Comment Meta Cleaned up"
 msgstr ""
 
-#: includes/class-delete-api.php:453
+#: includes/class-delete-api.php:493
 msgid "%s Duplicated User Meta Cleaned up"
 msgstr ""
 
-#: includes/class-delete-api.php:465
+#: includes/class-delete-api.php:505
 msgid "%s Duplicated Term Meta Cleaned up"
 msgstr ""
 
-#: includes/class-delete-api.php:1316
+#: includes/class-delete-api.php:1356
 msgid "WP Event Aggregator"
 msgstr ""
 
-#: includes/class-delete-api.php:1317
+#: includes/class-delete-api.php:1357
 msgid "Import Facebook Events"
 msgstr ""
 
-#: includes/class-delete-api.php:1318
+#: includes/class-delete-api.php:1358
 msgid "Import Eventbrite Events"
 msgstr ""
 
-#: includes/class-delete-api.php:1319
+#: includes/class-delete-api.php:1359
 msgid "Import Meetup Events"
 msgstr ""
 
-#: includes/class-delete-api.php:1320
+#: includes/class-delete-api.php:1360
 msgid "Event Schema / Structured Data"
 msgstr ""