diff --git a/pyrogram/client/client.py b/pyrogram/client/client.py
index 0d1cde19..468413b0 100644
--- a/pyrogram/client/client.py
+++ b/pyrogram/client/client.py
@@ -17,7 +17,6 @@
 # along with Pyrogram.  If not, see <http://www.gnu.org/licenses/>.
 
 import base64
-import binascii
 import json
 import logging
 import math
@@ -25,7 +24,6 @@ import mimetypes
 import os
 import re
 import shutil
-import struct
 import tempfile
 import threading
 import time
@@ -49,7 +47,7 @@ from pyrogram.errors import (
     PhoneNumberUnoccupied, PhoneCodeInvalid, PhoneCodeHashEmpty,
     PhoneCodeExpired, PhoneCodeEmpty, SessionPasswordNeeded,
     PasswordHashInvalid, FloodWait, PeerIdInvalid, FirstnameInvalid, PhoneNumberBanned,
-    VolumeLocNotFound, UserMigrate, FileIdInvalid, ChannelPrivate, PhoneNumberOccupied,
+    VolumeLocNotFound, UserMigrate, ChannelPrivate, PhoneNumberOccupied,
     PasswordRecoveryNa, PasswordEmpty
 )
 from pyrogram.session import Auth, Session
@@ -829,85 +827,59 @@ class Client(Methods, BaseClient):
         log.debug("{} started".format(name))
 
         while True:
-            media = self.download_queue.get()
+            packet = self.download_queue.get()
 
-            if media is None:
+            if packet is None:
                 break
 
             temp_file_path = ""
             final_file_path = ""
 
             try:
-                media, file_name, done, progress, progress_args, path = media
-
-                file_id = media.file_id
-                size = media.file_size
+                data, file_name, done, progress, progress_args, path = packet
+                data = data  # type: BaseClient.FileData
 
                 directory, file_name = os.path.split(file_name)
                 directory = directory or "downloads"
 
-                try:
-                    decoded = utils.decode(file_id)
-                    fmt = "<iiqqqqi" if len(decoded) > 24 else "<iiqq"
-                    unpacked = struct.unpack(fmt, decoded)
-                except (AssertionError, binascii.Error, struct.error):
-                    raise FileIdInvalid from None
-                else:
-                    media_type = unpacked[0]
-                    dc_id = unpacked[1]
-                    id = unpacked[2]
-                    access_hash = unpacked[3]
-                    volume_id = None
-                    secret = None
-                    local_id = None
+                media_type_str = Client.MEDIA_TYPE_ID[data.media_type]
 
-                    if len(decoded) > 24:
-                        volume_id = unpacked[4]
-                        secret = unpacked[5]
-                        local_id = unpacked[6]
+                if not data.file_name:
+                    guessed_extension = self.guess_extension(data.mime_type)
 
-                    media_type_str = Client.MEDIA_TYPE_ID.get(media_type, None)
-
-                    if media_type_str is None:
-                        raise FileIdInvalid("Unknown media type: {}".format(unpacked[0]))
-
-                file_name = file_name or getattr(media, "file_name", None)
-
-                if not file_name:
-                    guessed_extension = self.guess_extension(media.mime_type)
-
-                    if media_type in (0, 1, 2):
+                    if data.media_type in (0, 1, 2, 14):
                         extension = ".jpg"
-                    elif media_type == 3:
+                    elif data.media_type == 3:
                         extension = guessed_extension or ".ogg"
-                    elif media_type in (4, 10, 13):
+                    elif data.media_type in (4, 10, 13):
                         extension = guessed_extension or ".mp4"
-                    elif media_type == 5:
+                    elif data.media_type == 5:
                         extension = guessed_extension or ".zip"
-                    elif media_type == 8:
+                    elif data.media_type == 8:
                         extension = guessed_extension or ".webp"
-                    elif media_type == 9:
+                    elif data.media_type == 9:
                         extension = guessed_extension or ".mp3"
                     else:
                         continue
 
                     file_name = "{}_{}_{}{}".format(
                         media_type_str,
-                        datetime.fromtimestamp(
-                            getattr(media, "date", None) or time.time()
-                        ).strftime("%Y-%m-%d_%H-%M-%S"),
+                        datetime.fromtimestamp(data.date or time.time()).strftime("%Y-%m-%d_%H-%M-%S"),
                         self.rnd_id(),
                         extension
                     )
 
                 temp_file_path = self.get_file(
-                    dc_id=dc_id,
-                    id=id,
-                    access_hash=access_hash,
-                    volume_id=volume_id,
-                    local_id=local_id,
-                    secret=secret,
-                    size=size,
+                    media_type=data.media_type,
+                    dc_id=data.dc_id,
+                    file_id=data.file_id,
+                    access_hash=data.access_hash,
+                    thumb_size=data.thumb_size,
+                    peer_id=data.peer_id,
+                    volume_id=data.volume_id,
+                    local_id=data.local_id,
+                    file_size=data.file_size,
+                    is_big=data.is_big,
                     progress=progress,
                     progress_args=progress_args
                 )
@@ -1549,16 +1521,21 @@ class Client(Methods, BaseClient):
         finally:
             session.stop()
 
-    def get_file(self,
-                 dc_id: int,
-                 id: int = None,
-                 access_hash: int = None,
-                 volume_id: int = None,
-                 local_id: int = None,
-                 secret: int = None,
-                 size: int = None,
-                 progress: callable = None,
-                 progress_args: tuple = ()) -> str:
+    def get_file(
+        self,
+        media_type: int,
+        dc_id: int,
+        file_id: int,
+        access_hash: int,
+        thumb_size: str,
+        peer_id: int,
+        volume_id: int,
+        local_id: int,
+        file_size: int,
+        is_big: bool,
+        progress: callable,
+        progress_args: tuple = ()
+    ) -> str:
         with self.media_sessions_lock:
             session = self.media_sessions.get(dc_id, None)
 
@@ -1599,18 +1576,33 @@ class Client(Methods, BaseClient):
 
                     self.media_sessions[dc_id] = session
 
-        if volume_id:  # Photos are accessed by volume_id, local_id, secret
-            location = types.InputFileLocation(
+        if media_type == 1:
+            location = types.InputPeerPhotoFileLocation(
+                peer=self.resolve_peer(peer_id),
                 volume_id=volume_id,
                 local_id=local_id,
-                secret=secret,
-                file_reference=b""
+                big=is_big or None
             )
-        else:  # Any other file can be more easily accessed by id and access_hash
-            location = types.InputDocumentFileLocation(
-                id=id,
+        elif media_type in (0, 2):
+            location = types.InputPhotoFileLocation(
+                id=file_id,
                 access_hash=access_hash,
-                file_reference=b""
+                file_reference=b"",
+                thumb_size=thumb_size
+            )
+        elif media_type == 14:
+            location = types.InputDocumentFileLocation(
+                id=file_id,
+                access_hash=access_hash,
+                file_reference=b"",
+                thumb_size=thumb_size
+            )
+        else:
+            location = types.InputDocumentFileLocation(
+                id=file_id,
+                access_hash=access_hash,
+                file_reference=b"",
+                thumb_size=""
             )
 
         limit = 1024 * 1024
@@ -1641,7 +1633,14 @@ class Client(Methods, BaseClient):
                         offset += limit
 
                         if progress:
-                            progress(self, min(offset, size) if size != 0 else offset, size, *progress_args)
+                            progress(
+                                self,
+                                min(offset, file_size)
+                                if file_size != 0
+                                else offset,
+                                file_size,
+                                *progress_args
+                            )
 
                         r = session.send(
                             functions.upload.GetFile(
@@ -1723,7 +1722,14 @@ class Client(Methods, BaseClient):
                             offset += limit
 
                             if progress:
-                                progress(self, min(offset, size) if size != 0 else offset, size, *progress_args)
+                                progress(
+                                    self,
+                                    min(offset, file_size)
+                                    if file_size != 0
+                                    else offset,
+                                    file_size,
+                                    *progress_args
+                                )
 
                             if len(chunk) < limit:
                                 break
diff --git a/pyrogram/client/ext/base_client.py b/pyrogram/client/ext/base_client.py
index a3816bdf..3397c8d3 100644
--- a/pyrogram/client/ext/base_client.py
+++ b/pyrogram/client/ext/base_client.py
@@ -19,6 +19,7 @@
 import os
 import platform
 import re
+from collections import namedtuple
 from queue import Queue
 from threading import Lock
 
@@ -56,7 +57,7 @@ class BaseClient:
     CONFIG_FILE = "./config.ini"
 
     MEDIA_TYPE_ID = {
-        0: "thumbnail",
+        0: "photo_thumbnail",
         1: "chat_photo",
         2: "photo",
         3: "voice",
@@ -65,7 +66,8 @@ class BaseClient:
         8: "sticker",
         9: "audio",
         10: "animation",
-        13: "video_note"
+        13: "video_note",
+        14: "document_thumbnail"
     }
 
     mime_types_to_extensions = {}
@@ -82,6 +84,10 @@ class BaseClient:
 
             mime_types_to_extensions[mime_type] = " ".join(extensions)
 
+    fields = ("media_type", "dc_id", "file_id", "access_hash", "thumb_size", "peer_id", "volume_id", "local_id",
+              "is_big", "file_size", "mime_type", "file_name", "date")
+    FileData = namedtuple("FileData", fields, defaults=(None,) * len(fields))
+
     def __init__(self):
         self.is_bot = None
         self.dc_id = None
diff --git a/pyrogram/client/methods/messages/download_media.py b/pyrogram/client/methods/messages/download_media.py
index c21a95bf..bba5afd5 100644
--- a/pyrogram/client/methods/messages/download_media.py
+++ b/pyrogram/client/methods/messages/download_media.py
@@ -16,11 +16,14 @@
 # You should have received a copy of the GNU Lesser General Public License
 # along with Pyrogram.  If not, see <http://www.gnu.org/licenses/>.
 
+import binascii
+import struct
 from threading import Event
 from typing import Union
 
 import pyrogram
-from pyrogram.client.ext import BaseClient
+from pyrogram.client.ext import BaseClient, utils
+from pyrogram.errors import FileIdInvalid
 
 
 class DownloadMedia(BaseClient):
@@ -81,67 +84,91 @@ class DownloadMedia(BaseClient):
             ``ValueError`` if the message doesn't contain any downloadable media
         """
         error_message = "This message doesn't contain any downloadable media"
+        available_media = ("audio", "document", "photo", "sticker", "animation", "video", "voice", "video_note")
+
+        file_size = None
+        mime_type = None
+        date = None
 
         if isinstance(message, pyrogram.Message):
-            if message.photo:
-                media = pyrogram.Document(
-                    file_id=message.photo.sizes[-1].file_id,
-                    file_size=message.photo.sizes[-1].file_size,
-                    mime_type="",
-                    date=message.photo.date,
-                    client=self
-                )
-            elif message.audio:
-                media = message.audio
-            elif message.document:
-                media = message.document
-            elif message.video:
-                media = message.video
-            elif message.voice:
-                media = message.voice
-            elif message.video_note:
-                media = message.video_note
-            elif message.sticker:
-                media = message.sticker
-            elif message.animation:
-                media = message.animation
+            for kind in available_media:
+                media = getattr(message, kind, None)
+
+                if media is not None:
+                    break
             else:
                 raise ValueError(error_message)
-        elif isinstance(message, (
-            pyrogram.Photo,
-            pyrogram.PhotoSize,
-            pyrogram.Audio,
-            pyrogram.Document,
-            pyrogram.Video,
-            pyrogram.Voice,
-            pyrogram.VideoNote,
-            pyrogram.Sticker,
-            pyrogram.Animation
-        )):
-            if isinstance(message, pyrogram.Photo):
-                media = pyrogram.Document(
-                    file_id=message.sizes[-1].file_id,
-                    file_size=message.sizes[-1].file_size,
-                    mime_type="",
-                    date=message.date,
-                    client=self
+        else:
+            media = message
+
+        if isinstance(media, str):
+            file_id_str = media
+        else:
+            file_id_str = media.file_id
+            file_name = getattr(media, "file_name", "")
+            file_size = getattr(media, "file_size", None)
+            mime_type = getattr(media, "mime_type", None)
+            date = getattr(media, "date", None)
+
+        data = self.FileData(
+            file_name=file_name,
+            file_size=file_size,
+            mime_type=mime_type,
+            date=date
+        )
+
+        def get_existing_attributes() -> dict:
+            return dict(filter(lambda x: x[1] is not None, data._asdict().items()))
+
+        try:
+            decoded = utils.decode(file_id_str)
+            media_type = decoded[0]
+
+            if media_type == 1:
+                unpacked = struct.unpack("<iiqqib", decoded)
+                dc_id, peer_id, volume_id, local_id, is_big = unpacked[1:]
+
+                data = self.FileData(
+                    **get_existing_attributes(),
+                    media_type=media_type,
+                    dc_id=dc_id,
+                    peer_id=peer_id,
+                    volume_id=volume_id,
+                    local_id=local_id,
+                    is_big=bool(is_big)
+                )
+            elif media_type in (0, 2, 14):
+                unpacked = struct.unpack("<iiqqc", decoded)
+                dc_id, file_id, access_hash, thumb_size = unpacked[1:]
+
+                data = self.FileData(
+                    **get_existing_attributes(),
+                    media_type=media_type,
+                    dc_id=dc_id,
+                    file_id=file_id,
+                    access_hash=access_hash,
+                    thumb_size=thumb_size.decode()
+                )
+            elif media_type in (3, 4, 5, 8, 9, 10, 13):
+                unpacked = struct.unpack("<iiqq", decoded)
+                dc_id, file_id, access_hash = unpacked[1:]
+
+                data = self.FileData(
+                    **get_existing_attributes(),
+                    media_type=media_type,
+                    dc_id=dc_id,
+                    file_id=file_id,
+                    access_hash=access_hash
                 )
             else:
-                media = message
-        elif isinstance(message, str):
-            media = pyrogram.Document(
-                file_id=message,
-                file_size=0,
-                mime_type="",
-                client=self
-            )
-        else:
-            raise ValueError(error_message)
+                raise ValueError("Unknown media type: {}".format(file_id_str))
+        except (AssertionError, binascii.Error, struct.error):
+            raise FileIdInvalid from None
 
         done = Event()
         path = [None]
 
-        self.download_queue.put((media, file_name, done, progress, progress_args, path))
+        self.download_queue.put((data, file_name, done, progress, progress_args, path))
 
         if block:
             done.wait()