diff --git a/src/Tizen.Content.MediaContent/Tizen.Content.MediaContent/MediaInfoCommand.cs b/src/Tizen.Content.MediaContent/Tizen.Content.MediaContent/MediaInfoCommand.cs
index 6e470084b88..e490c601aa7 100644
--- a/src/Tizen.Content.MediaContent/Tizen.Content.MediaContent/MediaInfoCommand.cs
+++ b/src/Tizen.Content.MediaContent/Tizen.Content.MediaContent/MediaInfoCommand.cs
@@ -861,122 +861,6 @@ public bool Move(string mediaId, string newPath)
             return true;
         }
 
-        #region CreateThumbnailAsync
-        /// <summary>
-        /// Creates the thumbnail image for the given media.
-        /// If the thumbnail already exists for the given media, the existing path will be returned.
-        /// </summary>
-        /// <privilege>http://tizen.org/privilege/content.write</privilege>
-        /// <param name="mediaId">The media ID to create the thumbnail.</param>
-        /// <returns>A task that represents the asynchronous operation. The task result contains the thumbnail path.</returns>
-        /// <exception cref="InvalidOperationException">
-        ///     The <see cref="MediaDatabase"/> is disconnected.<br/>
-        ///     -or-<br/>
-        ///     An internal error occurred while executing.
-        /// </exception>
-        /// <exception cref="ObjectDisposedException">The <see cref="MediaDatabase"/> has already been disposed.</exception>
-        /// <exception cref="MediaDatabaseException">An error occurred while executing the command.</exception>
-        /// <exception cref="ArgumentNullException"><paramref name="mediaId"/> is null.</exception>
-        /// <exception cref="RecordNotFoundException"><paramref name="mediaId"/> does not exist in the database.</exception>
-        /// <exception cref="ArgumentException">
-        ///     <paramref name="mediaId"/> is a zero-length string, contains only white space.
-        /// </exception>
-        /// <exception cref="FileNotFoundException">The file of the media does not exists; moved or deleted.</exception>
-        /// <exception cref="UnsupportedContentException">
-        ///     The thumbnail is not available for the given media.<br/>
-        ///     -or-<br/>
-        ///     The media is in the external USB storage.
-        /// </exception>
-        /// <since_tizen> 4 </since_tizen>
-        [Obsolete("Deprecated since API10. Will be removed in API12. Please use CreateThumbnail instead.")]
-        public Task<string> CreateThumbnailAsync(string mediaId)
-        {
-            return CreateThumbnailAsync(mediaId, CancellationToken.None);
-        }
-
-        /// <summary>
-        /// Creates the thumbnail image for the given media.
-        /// If the thumbnail already exists for the given media, the existing path will be returned.
-        /// </summary>
-        /// <privilege>http://tizen.org/privilege/content.write</privilege>
-        /// <param name="mediaId">The media ID to create the thumbnail.</param>
-        /// <param name="cancellationToken">The token to cancel the operation.</param>
-        /// <returns>A task that represents the asynchronous operation. The task result contains the thumbnail path.</returns>
-        /// <exception cref="InvalidOperationException">
-        ///     The <see cref="MediaDatabase"/> is disconnected.<br/>
-        ///     -or-<br/>
-        ///     An internal error occurred while executing.
-        /// </exception>
-        /// <exception cref="ObjectDisposedException">The <see cref="MediaDatabase"/> has already been disposed.</exception>
-        /// <exception cref="MediaDatabaseException">An error occurred while executing the command.</exception>
-        /// <exception cref="ArgumentNullException"><paramref name="mediaId"/> is null.</exception>
-        /// <exception cref="RecordNotFoundException"><paramref name="mediaId"/> does not exist in the database.</exception>
-        /// <exception cref="ArgumentException">
-        ///     <paramref name="mediaId"/> is a zero-length string, contains only white space.
-        /// </exception>
-        /// <exception cref="FileNotFoundException">The file of the media does not exists; moved or deleted.</exception>
-        /// <exception cref="UnsupportedContentException">
-        ///     The thumbnail is not available for the given media.<br/>
-        ///     -or-<br/>
-        ///     The media is in the external USB storage.
-        /// </exception>
-        /// <since_tizen> 4 </since_tizen>
-        [Obsolete("Deprecated since API10. Will be removed in API12. Please use CreateThumbnail instead.")]
-        public Task<string> CreateThumbnailAsync(string mediaId, CancellationToken cancellationToken)
-        {
-            ValidateDatabase();
-
-            return cancellationToken.IsCancellationRequested ? Task.FromCanceled<string>(cancellationToken) :
-                CreateThumbnailAsyncCore(mediaId, cancellationToken);
-        }
-
-        private async Task<string> CreateThumbnailAsyncCore(string mediaId, CancellationToken cancellationToken)
-        {
-            ValidationUtil.ValidateNotNullOrEmpty(mediaId, nameof(mediaId));
-
-            var tcs = new TaskCompletionSource<string>();
-
-            using (var handle = ValidateFile(mediaId))
-            {
-                string thumbnailPath = null;
-                MediaContentError ret = MediaContentError.None;
-                Task thumbTask = null;
-
-                if (cancellationToken.CanBeCanceled)
-                {
-                    cancellationToken.Register(() =>
-                    {
-                        if (tcs.Task.IsCompleted)
-                        {
-                            return;
-                        }
-
-                        tcs.TrySetCanceled();
-                    });
-                }
-
-                thumbTask = Task.Factory.StartNew( () =>
-                {
-                    ret = Interop.MediaInfo.GenerateThumbnail(handle);
-
-                    if (ret != MediaContentError.None)
-                    {
-                        tcs.TrySetException(ret.AsException("Failed to create thumbnail"));
-                    }
-                    else
-                    {
-                        thumbnailPath = InteropHelper.GetString(handle, Interop.MediaInfo.GetThumbnailPath, true);
-                        tcs.TrySetResult(thumbnailPath);
-                    }
-                }, cancellationToken,
-                    TaskCreationOptions.DenyChildAttach | TaskCreationOptions.LongRunning,
-                    TaskScheduler.Default);
-
-                return await tcs.Task;
-            }
-        }
-        #endregion
-
         /// <summary>
         /// Creates the thumbnail image for the given media.
         /// If the thumbnail already exists for the given media, the existing path will be returned.