diff --git a/main.pyw b/main.pyw
index 0be98ac..2146446 100644
--- a/main.pyw
+++ b/main.pyw
@@ -1,13 +1,13 @@
 from source.gui import install
-from source.option import Option
+from source.option import Options
 from source.translation import load_language
 
 
 # this allows every variable to be accessible from other files, useful for the plugins
 self = __import__(__name__)
 
-options = Option.from_file("./option.json")
-translater = load_language(options["language"])
+options = Options.from_file("./option.json")
+translater = load_language(options.language.get())
 
 self.window = install.Window(options)
 self.window.run()
diff --git a/source/gui/install.py b/source/gui/install.py
index 4fc9203..78fd56b 100644
--- a/source/gui/install.py
+++ b/source/gui/install.py
@@ -161,12 +161,15 @@ class Menu(tkinter.Menu):
         
             master.add_cascade(label=_("LANGUAGE_SELECTION"), menu=self)
 
+            self.lang_variable = tkinter.StringVar(value=self.root.options.language.get())
+
             for file in Path("./assets/language/").iterdir():
                 lang_json = json.loads(file.read_text(encoding="utf8"))
                 self.add_radiobutton(
                     label=lang_json["name"],
                     value=file.stem,
-                    variable=self.root.options.language
+                    variable=self.lang_variable,
+                    command=(lambda value: (lambda: self.root.options.language.set(value)))(file.stem),
                 )
 
     # Advanced menu
@@ -187,11 +190,14 @@ class Menu(tkinter.Menu):
                 
                 master.add_cascade(label=_("THREADS_USAGE"), menu=self)
 
+                self.variable = tkinter.IntVar(value=self.root.options.threads.get())
+
                 for i in [1, 2, 4, 8, 12, 16]:
                     self.add_radiobutton(
                         label=_("USE", f" {i} ", "THREADS"),
                         value=i,
-                        variable=self.root.options.threads,
+                        variable=self.variable,
+                        command=(lambda amount: (lambda: self.root.options.threads.set(amount)))(i),
                     )
 
     # Help menu
@@ -310,8 +316,9 @@ class DestinationGame(ttk.LabelFrame):
         self.entry = ttk.Entry(self)
         self.entry.grid(row=1, column=1, sticky="nsew")
 
-        self.output_type = ttk.Combobox(self, width=5, values=[extension.name for extension in Extension],
-                                        textvariable=self.root.options.extension)
+        self.output_type = ttk.Combobox(self, width=5, values=[extension.name for extension in Extension])
+        self.output_type.set(self.root.options.extension.get())
+        self.output_type.bind("<<ComboboxSelected>>", lambda _: self.root.options.extension.set(self.output_type.get()))
         self.output_type.grid(row=1, column=2, sticky="nsew")
 
         self.button = ttk.Button(self, text="...", width=2, command=self.select)
@@ -420,7 +427,7 @@ class ButtonInstall(ttk.Button):
 
             message: str = translate_external(
                 mod_config,
-                self.root.options.language.value,
+                self.root.options.language.get(),
                 mod_config.messages.get("installation_completed", {}).get("text", {})
             )
 
diff --git a/source/gui/mod_settings.py b/source/gui/mod_settings.py
index e0b843f..7fef9c7 100644
--- a/source/gui/mod_settings.py
+++ b/source/gui/mod_settings.py
@@ -66,7 +66,7 @@ class FrameSettings(ttk.Frame):
         for index, (settings_name, settings_data) in enumerate(settings.items()):
             text = translate_external(
                 self.master.master.mod_config,
-                self.root.options["language"],
+                self.root.options.language.get(),
                 settings_data.text,
             )
 
@@ -84,7 +84,7 @@ class FrameSettings(ttk.Frame):
         # add at the end a message from the mod creator where he can put some additional note about the settings.
         if text := translate_external(
             self.master.master.mod_config,
-            self.root.options["language"],
+            self.root.options.language.get(),
             self.master.master.mod_config.messages.get("settings_description", {}).get("text", {})
         ):
             self.label_description = ttk.Label(self, text="\n"+text, foreground="gray")
diff --git a/source/gui/mystuff.py b/source/gui/mystuff.py
index fdae581..6591b82 100644
--- a/source/gui/mystuff.py
+++ b/source/gui/mystuff.py
@@ -20,7 +20,6 @@ class Window(tkinter.Toplevel):
         self.grab_set()  # the others window will be disabled, keeping only this one activated
 
         self.disabled_text: str = _("<", "DISABLED", ">")
-        self.root.options["mystuff_pack_selected"] = self.root.options["mystuff_pack_selected"]
 
         self.frame_profile = ttk.Frame(self)
         self.frame_profile.grid(row=1, column=1, sticky="NEWS")
@@ -80,33 +79,38 @@ class Window(tkinter.Toplevel):
         """
         Refresh all the profile
         """
+        mystuff_packs = self.root.options.mystuff_packs.get()
+        selected_mystuff_pack = self.root.options.mystuff_pack_selected.get()
 
-        combobox_values = [self.disabled_text, *self.root.options["mystuff_packs"]]
+        combobox_values = [self.disabled_text, *self.root.options.mystuff_packs.get()]
         self.combobox_profile.configure(values=combobox_values)
         self.combobox_profile.current(combobox_values.index(
-            self.root.options["mystuff_pack_selected"]
-            if self.root.options["mystuff_pack_selected"] in self.root.options["mystuff_packs"] else
-            self.disabled_text
+            selected_mystuff_pack if selected_mystuff_pack in mystuff_packs else self.disabled_text
         ))
 
     def select_profile(self, event: tkinter.Event = None, profile_name: str = None) -> None:
         """
         Select another profile
         """
-        
+        mystuff_packs = self.root.options.mystuff_packs.get()
+
         profile_name = self.combobox_profile.get() if profile_name is None else profile_name
-        if not profile_name in self.root.options["mystuff_packs"]: profile_name = self.disabled_text
+        if not profile_name in mystuff_packs: profile_name = self.disabled_text
         
         self.combobox_profile.set(profile_name)
-        self.root.options["mystuff_pack_selected"] = profile_name
+        self.root.options.mystuff_pack_selected.set(profile_name)
         self.listbox_mystuff_paths.delete(0, tkinter.END)
 
         is_disabled: bool = (profile_name == self.disabled_text)
+        state = tkinter.DISABLED if is_disabled else tkinter.NORMAL
+
+        self.button_delete_profile.configure(state=state)
         for children in self.frame_mystuff_paths_action.children.values():
-            children.configure(state=tkinter.DISABLED if is_disabled else tkinter.NORMAL)
+            children.configure(state=state)
+
         if is_disabled: return
 
-        profile_data = self.root.options["mystuff_packs"][profile_name]
+        profile_data = mystuff_packs[profile_name]
 
         for path in profile_data["paths"]:
             self.listbox_mystuff_paths.insert(tkinter.END, path)
@@ -115,9 +119,10 @@ class Window(tkinter.Toplevel):
         """
         Save the new profile
         """
-        
+        mystuff_packs = self.root.options.mystuff_packs.get()
+
         profile_name: str = self.combobox_profile.get()
-        if profile_name in self.root.options["mystuff_packs"]:
+        if profile_name in mystuff_packs:
             messagebox.showerror(_("ERROR"), _("MYSTUFF_PROFILE_ALREADY_EXIST"))
             return
 
@@ -126,7 +131,8 @@ class Window(tkinter.Toplevel):
                 messagebox.showerror(_("ERROR"), _("MYSTUFF_PROFILE_FORBIDDEN_NAME"))
                 return
 
-        self.root.options["mystuff_packs"][profile_name] = {"paths": []}
+        mystuff_packs[profile_name] = {"paths": []}
+        self.root.options.mystuff_packs.set(mystuff_packs)
         self.refresh_profiles()
         self.select_profile(profile_name=profile_name)
 
@@ -134,8 +140,10 @@ class Window(tkinter.Toplevel):
         """
         Delete the currently selected profile
         """
-        
-        self.root.options["mystuff_packs"].pop(self.root.options["mystuff_pack_selected"])
+        mystuff_packs = self.root.options.mystuff_packs.get()
+        mystuff_packs.pop(self.root.options.mystuff_pack_selected.get())
+        self.root.options.mystuff_packs.set(mystuff_packs)
+
         self.refresh_profiles()
         self.select_profile()
 
@@ -147,9 +155,9 @@ class Window(tkinter.Toplevel):
         if (mystuff_path := filedialog.askdirectory(title=_("SELECT_MYSTUFF"), mustexist=True)) is None: return
         mystuff_path = Path(mystuff_path)
 
-        self.root.options["mystuff_packs"][self.root.options["mystuff_pack_selected"]]["paths"].append(
-            str(mystuff_path.resolve())
-        )
+        mystuff_packs = self.root.options.mystuff_packs.get()
+        mystuff_packs[self.root.options.mystuff_pack_selected.get()]["paths"].append(str(mystuff_path.resolve()))
+        self.root.options.mystuff_packs.set(mystuff_packs)
 
         self.select_profile()
 
@@ -161,7 +169,9 @@ class Window(tkinter.Toplevel):
         selections = self.listbox_mystuff_paths.curselection()
         if not selections: return
 
+        mystuff_packs = self.root.options.mystuff_packs.get()
         for selection in selections:
-            self.root.options["mystuff_packs"][self.root.options["mystuff_pack_selected"]]["paths"].pop(selection)
+            mystuff_packs[self.root.options.mystuff_pack_selected.get()]["paths"].pop(selection)
+        self.root.options.mystuff_packs.set(mystuff_packs)
 
         self.select_profile()
diff --git a/source/mkw/Game.py b/source/mkw/Game.py
index 885fe91..6083cc8 100644
--- a/source/mkw/Game.py
+++ b/source/mkw/Game.py
@@ -5,7 +5,7 @@ from source.mkw.ExtractedGame import ExtractedGame
 from source.mkw.ModConfig import ModConfig
 from source.mkw.collection.Extension import Extension
 from source.mkw.collection.Region import Region
-from source.option import Option
+from source.option import Options
 from source.progress import Progress
 from source.wt.wit import WITPath
 from source.translation import translate as _
@@ -94,7 +94,7 @@ class Game:
 
         return extracted_game
 
-    def install_mod(self, dest: Path, mod_config: ModConfig, options: "Option", output_type: Extension
+    def install_mod(self, dest: Path, mod_config: ModConfig, options: "Options", output_type: Extension
                     ) -> Generator[Progress, None, None]:
         """
         Patch the game with the mod
@@ -125,7 +125,8 @@ class Game:
 
         # install mystuff
         yield Progress(title=_("MYSTUFF"), set_part=2)
-        mystuff_data = options["mystuff_packs"].get(options["mystuff_pack_selected"])
+        mystuff_packs = options.mystuff_packs.get()
+        mystuff_data = mystuff_packs.get(options.mystuff_pack_selected.get())
         if mystuff_data is not None: yield from extracted_game.install_multiple_mystuff(mystuff_data["paths"])
 
         # prepare the cache
@@ -136,7 +137,7 @@ class Game:
             cache_autoadd_directory,
             cache_cttracks_directory,
             cache_ogtracks_directory,
-            options["threads"],
+            options.threads.get(),
         )
         yield from extracted_game.prepare_dol()
         yield from extracted_game.prepare_special_file(mod_config)
diff --git a/source/option.py b/source/option.py
index 781f2d9..3741fc6 100644
--- a/source/option.py
+++ b/source/option.py
@@ -4,29 +4,62 @@ from pathlib import Path
 from source import restart_program
 
 
+class OptionLoadingError(Exception):
+    def __init__(self):
+        super().__init__(f"An error occured while loading options. Try deleting the option.json file.")
+
+
 class Option:
+    """
+    Class representing a single option. It mimic a TkinterVar to make binding easier
+    """
+
+    __slots__ = ("options", "_value", "reboot_on_change")
+
+    def __init__(self, options: "Options", value: any, reboot_on_change: bool = False):
+        self.options = options
+        self._value = value
+        self.reboot_on_change = reboot_on_change
+
+    def get(self) -> any:
+        """
+        :return: the value of the option
+        """
+        return self._value
+
+    def set(self, value, ignore_reboot: bool = False) -> None:
+        """
+        Set the value of the option and save the settings.
+        :param value: the new value of the option
+        :param ignore_reboot: should the installer ignore the reboot if the settings need it ?
+        """
+        self._value = value
+        self.options.save()
+        if self.reboot_on_change and not ignore_reboot: restart_program()
+
+
+class Options:
+    """
+    Class representing a group of Options
+    """
+
     __slots__ = ("_path", "_options")
 
-    reboot_on_change: list[str] = [
-        "language",
-    ]
+    def __init__(self, path, **options):
+        self._path: Path = Path(path)
 
-    default_options: dict[str, any] = {
-        "language": "en",
-        "threads": 8,
-        "mystuff_pack_selected": None,
-        "mystuff_packs": {},
-        "extension": "WBFS",
-    }
-
-    def __init__(self, **options):
-        self._path: Path | None = None
-        self._options: dict[str, any] = self.default_options.copy()
+        self._options: dict[str, Option] = {
+            "language": Option(self, value="en", reboot_on_change=True),
+            "threads": Option(self, value=8),
+            "mystuff_pack_selected": Option(self, value=None),
+            "mystuff_packs": Option(self, value={}),
+            "extension": Option(self, value="WBFS"),
+        }
 
         for option_name, option_value in options.items():
-            self._options[option_name] = option_value
+            self._options[option_name].set(option_value, ignore_reboot=True)
 
-    def __getitem__(self, key: str) -> any:
+    def __getattr__(self, key: str) -> any:
         """
         get an options value from its key
         :param key: the option name
@@ -34,49 +67,40 @@ class Option:
         """
         return self._options[key]
 
-    def __setitem__(self, key: str, value: any) -> None:
-        """
-        change the value of an options for a key, if the options have been loaded from a file, save it inside
-        if the option is in the reboot_on_change list, reboot the program
-        :param key: the name of the option to edit
-        :param value: the value of the option
-        :return:
-        """
-        self._options[key] = value
-        if self._path: self.save()
-        if key in self.reboot_on_change: restart_program()
-
-    def save(self, option_file: Path | str = None) -> None:
+    def save(self) -> None:
         """
         save the options to the file
         :return: None
         """
-        if option_file is None: option_file = self._path
-        option_file = Path(option_file)
+        with self._path.open("w") as file:
+            json.dump(self.to_dict(), file, indent=4, ensure_ascii=False)
 
-        with option_file.open("w") as file:
-            json.dump(self._options, file, indent=4, ensure_ascii=False)
+    def to_dict(self) -> dict[str, any]:
+        """
+        Return the dictionary form of the options
+        :return:
+        """
+        return {key: option.get() for key, option in self._options.items()}
 
     @classmethod
-    def from_dict(cls, option_dict: dict) -> "Option":
+    def from_dict(cls, path: Path, option_dict: dict) -> "Options":
         """
         Create a Option from a dict if the parameters are in the default_options
+        :param path: path to the option file
         :param option_dict: dict containing the configuration
         :return: Option
         """
-        return cls(**option_dict)
+        return cls(path, **option_dict)
 
     @classmethod
-    def from_file(cls, option_file: str | Path) -> "Option":
+    def from_file(cls, option_file: str | Path) -> "Options":
         """
         Loads the option from a file. If the option file does not exist, only load default configuration
         :param option_file: the option file
         :return: Option
         """
         option_file = Path(option_file)
+        try: data = json.loads(option_file.read_text(encoding="utf8")) if option_file.exists() else {}
+        except Exception as exc: raise OptionLoadingError() from exc
+        return cls.from_dict(option_file, data)
 
-        if not option_file.exists(): obj = cls()
-        else: obj = cls.from_dict(json.loads(option_file.read_text(encoding="utf8")))
-
-        obj._path = option_file
-        return obj