diff --git a/source/Game.py b/source/Game.py
index f8cb707..8f0cba9 100644
--- a/source/Game.py
+++ b/source/Game.py
@@ -1,5 +1,7 @@
 from tkinter import messagebox
 from PIL import Image
+import requests
+import zipfile
 import shutil
 import glob
 import json
@@ -419,6 +421,32 @@ class Game:
             new_4_3.paste(img_lang_4_3, (0, 0), img_lang_4_3)
             new_4_3.save(dest_dir + f"/strapA_608x456{get_filename(get_nodir(file_lang))}.png")
 
+    def patch_all_tracks(self):
+        all_tracks_zip_url = (ZIPBALL_DEV_BRANCH if self.gui.is_dev_version
+                              else ZIPBALL_MASTER_BRANCH) + "file/Track-WU8"
+
+        dl = requests.get(all_tracks_zip_url, allow_redirects=True, stream=True)
+        dl_size = int(dl.headers["Content-Length"])
+
+        if dl.status_code == 200:  # if page is found
+            with open("./file/Track-WU8.zip", "wb") as TrackWU8_zip:
+                for i, chunk in enumerate(dl.iter_content(chunk_size=CHUNK_SIZE)):
+                    TrackWU8_zip.write(chunk)
+                    TrackWU8_zip.flush()
+
+                    self.gui.progress(
+                        statut=self.gui.translate(
+                            "Downloading all tracks",
+                            f"{i * CHUNK_SIZE}/{dl_size} ({int(i * CHUNK_SIZE/dl_size * 100)}%)"),
+                        indeter=True)
+
+        with zipfile.ZipFile("./file/Track-WU8.zip") as TrackWU8_zip:
+            TrackWU8_zip.extractall("./file/Track-WU8/")
+
+        for track in self.ctconfig.all_tracks:
+            if os.path.exists(track.file_wu8) and not track.check_szs_sha1(): track.convert_wu8_to_szs()
+            else: pass  # error
+
     def patch_tracks(self) -> int:
         """
         Download track's wu8 file and convert them to szs
diff --git a/source/Track.py b/source/Track.py
index eaea26b..2b8628e 100644
--- a/source/Track.py
+++ b/source/Track.py
@@ -3,8 +3,6 @@ import requests
 from .definition import *
 from .wszst import *
 
-CHUNK_SIZE = 524288
-
 
 class CantDownloadTrack(Exception):
     def __init__(self, track, http_error: [str, int]):
diff --git a/source/definition.py b/source/definition.py
index 3c25bf3..06e02ba 100644
--- a/source/definition.py
+++ b/source/definition.py
@@ -6,8 +6,12 @@ import os
 GITHUB_REPOSITORY = "Faraphel/MKWF-Install"
 GITHUB_MASTER_BRANCH = f"https://raw.githubusercontent.com/{GITHUB_REPOSITORY}/master/"
 GITHUB_DEV_BRANCH = f"https://raw.githubusercontent.com/{GITHUB_REPOSITORY}/dev/"
+ZIPBALL_MASTER_BRANCH = f"https://github.com/{GITHUB_REPOSITORY}/zipball/master/"
+ZIPBALL_DEV_BRANCH = f"https://github.com/{GITHUB_REPOSITORY}/zipball/dev/"
 VERSION_FILE_URL = GITHUB_MASTER_BRANCH + "version"
 
+CHUNK_SIZE: int = 524288  # chunk size used to download file
+
 get_filename = lambda file: ".".join(file.split(".")[:-1])
 get_nodir = lambda file: file.replace("\\", "/").split("/")[-1]
 get_dir = lambda file: "/".join(file.replace("\\", "/").split("/")[:-1])