diff --git a/app/settings.py b/app/settings.py
index 11c5a110..b1170e10 100644
--- a/app/settings.py
+++ b/app/settings.py
@@ -48,6 +48,8 @@ IS_DARWIN = sys.platform == "darwin"
 IS_WIN = sys.platform == "win32"
 IS_LINUX = sys.platform == "linux"
 
+USE_HEADER_BAR = int(bool(os.environ.get("GNOME_DESKTOP_SESSION_ID")))
+
 
 class Defaults(Enum):
     """ Default program settings """
@@ -702,6 +704,14 @@ class Settings:
 
     # *********** Appearance *********** #
 
+    @property
+    def use_header_bar(self):
+        return self._settings.get("use_header_bar", USE_HEADER_BAR)
+
+    @use_header_bar.setter
+    def use_header_bar(self, value):
+        self._settings["use_header_bar"] = value
+
     @property
     def list_font(self):
         return self._settings.get("list_font", "")
diff --git a/app/ui/backup.py b/app/ui/backup.py
index 1de44990..6e5b6b8b 100644
--- a/app/ui/backup.py
+++ b/app/ui/backup.py
@@ -36,10 +36,10 @@ from enum import Enum
 from pathlib import Path
 
 from app.commons import run_idle, get_size_from_bytes
-from app.settings import SettingsType, SEP, IS_DARWIN
+from app.settings import SettingsType, SEP
 from app.ui.dialogs import show_dialog, DialogType, get_builder
 from app.ui.main_helper import append_text_to_tview
-from .uicommons import Gtk, Gdk, UI_RESOURCES_PATH, KeyboardKey, MOD_MASK, IS_GNOME_SESSION, HeaderBar
+from .uicommons import Gtk, Gdk, UI_RESOURCES_PATH, KeyboardKey, MOD_MASK, HeaderBar
 
 
 class RestoreType(Enum):
@@ -77,7 +77,7 @@ class BackupDialog:
         self._message_label = builder.get_object("message_label")
         self._file_count_label = builder.get_object("file_count_label")
 
-        if IS_GNOME_SESSION or IS_DARWIN:
+        if self._settings.use_header_bar:
             header_bar = HeaderBar()
             self._dialog_window.set_titlebar(header_bar)
 
diff --git a/app/ui/dialogs.py b/app/ui/dialogs.py
index ef959f0e..4c9728f7 100644
--- a/app/ui/dialogs.py
+++ b/app/ui/dialogs.py
@@ -2,7 +2,7 @@
 #
 # The MIT License (MIT)
 #
-# Copyright (c) 2018-2022 Dmitriy Yefremov
+# Copyright (c) 2018-2023 Dmitriy Yefremov
 #
 # Permission is hereby granted, free of charge, to any person obtaining a copy
 # of this software and associated documentation files (the "Software"), to deal
@@ -34,8 +34,8 @@ from functools import lru_cache
 from pathlib import Path
 
 from app.commons import run_idle
-from app.settings import SEP, IS_WIN
-from .uicommons import Gtk, UI_RESOURCES_PATH, TEXT_DOMAIN, IS_GNOME_SESSION
+from app.settings import SEP, IS_WIN, USE_HEADER_BAR
+from .uicommons import Gtk, UI_RESOURCES_PATH, TEXT_DOMAIN
 
 
 class Dialog(Enum):
@@ -157,7 +157,7 @@ def get_file_chooser_dialog(transient, text, settings, action_type, file_filter,
 
 
 def get_input_dialog(transient, text):
-    builder, dialog = get_dialog_from_xml(DialogType.INPUT, transient, use_header=IS_GNOME_SESSION)
+    builder, dialog = get_dialog_from_xml(DialogType.INPUT, transient, use_header=USE_HEADER_BAR)
     entry = builder.get_object("input_entry")
     entry.set_text(text if text else "")
     response = dialog.run()
@@ -223,9 +223,9 @@ def get_builder(path, handlers=None, use_str=False, objects=None, tag="property"
 
     if use_str:
         if objects:
-            builder.add_objects_from_string(get_dialogs_string(path, tag).format(use_header=IS_GNOME_SESSION), objects)
+            builder.add_objects_from_string(get_dialogs_string(path, tag).format(use_header=USE_HEADER_BAR), objects)
         else:
-            builder.add_from_string(get_dialogs_string(path, tag).format(use_header=IS_GNOME_SESSION))
+            builder.add_from_string(get_dialogs_string(path, tag).format(use_header=USE_HEADER_BAR))
     else:
         if objects:
             builder.add_objects_from_string(get_dialogs_string(path, tag), objects)
diff --git a/app/ui/epg/epg.py b/app/ui/epg/epg.py
index 4d0a2057..37e88e55 100644
--- a/app/ui/epg/epg.py
+++ b/app/ui/epg/epg.py
@@ -43,13 +43,13 @@ from gi.repository import GLib
 from app.commons import run_idle, run_task, run_with_delay
 from app.connections import download_data, DownloadType, HttpAPI
 from app.eparser.ecommons import BouquetService, BqServiceType
-from app.settings import SEP, EpgSource, IS_DARWIN, IS_WIN
+from app.settings import SEP, EpgSource, IS_WIN
 from app.tools.epg import EPG, ChannelsParser, EpgEvent, XmlTvReader
 from app.ui.dialogs import get_message, show_dialog, DialogType, get_builder
 from app.ui.tasks import BGTaskWidget
 from app.ui.timers import TimerTool
 from ..main_helper import on_popup_menu, update_entry_data, scroll_to, update_toggle_model, update_filter_sat_positions
-from ..uicommons import Gtk, Gdk, UI_RESOURCES_PATH, Column, EPG_ICON, KeyboardKey, IS_GNOME_SESSION, Page, HeaderBar
+from ..uicommons import Gtk, Gdk, UI_RESOURCES_PATH, Column, EPG_ICON, KeyboardKey, Page, HeaderBar
 
 
 class RefsSource(Enum):
@@ -197,8 +197,8 @@ class EpgSettingsPopover(Gtk.Popover):
 
 
 class EpgTool(Gtk.Box):
-    def __init__(self, app, *args, **kwargs):
-        super().__init__(*args, **kwargs)
+    def __init__(self, app, **kwargs):
+        super().__init__(**kwargs)
 
         self._current_bq = None
         self._app = app
@@ -477,7 +477,7 @@ class EpgDialog:
         self._update_on_start_switch = builder.get_object("update_on_start_switch")
         self._epg_dat_source_box = builder.get_object("epg_dat_source_box")
 
-        if IS_GNOME_SESSION or IS_DARWIN:
+        if self._settings.use_header_bar:
             header_bar = HeaderBar(title="EPG", subtitle=get_message("List configuration"))
             self._dialog.set_titlebar(header_bar)
             builder.get_object("left_action_box").reparent(header_bar)
diff --git a/app/ui/ftp.py b/app/ui/ftp.py
index 2fc9f883..1d63149c 100644
--- a/app/ui/ftp.py
+++ b/app/ui/ftp.py
@@ -2,7 +2,7 @@
 #
 # The MIT License (MIT)
 #
-# Copyright (c) 2018-2022 Dmitriy Yefremov
+# Copyright (c) 2018-2023 Dmitriy Yefremov
 #
 # Permission is hereby granted, free of charge, to any person obtaining a copy
 # of this software and associated documentation files (the "Software"), to deal
@@ -42,10 +42,10 @@ from gi.repository import GLib
 
 from app.commons import log, run_task, run_idle, get_size_from_bytes
 from app.connections import UtfFTP
-from app.settings import IS_LINUX, IS_DARWIN, IS_WIN, SEP
+from app.settings import IS_LINUX, IS_DARWIN, IS_WIN, SEP, USE_HEADER_BAR
 from app.ui.dialogs import show_dialog, DialogType, get_builder, get_message
 from app.ui.main_helper import on_popup_menu
-from .uicommons import Gtk, Gdk, UI_RESOURCES_PATH, KeyboardKey, MOD_MASK, IS_GNOME_SESSION, Page
+from .uicommons import Gtk, Gdk, UI_RESOURCES_PATH, KeyboardKey, MOD_MASK, Page
 
 File = namedtuple("File", ["icon", "name", "size", "date", "attr", "extra"])
 
@@ -529,7 +529,7 @@ class FtpClientBox(Gtk.HBox):
 
     @run_idle
     def show_edit_dialog(self, f_path, data):
-        dialog = TextEditDialog(f_path, IS_GNOME_SESSION)
+        dialog = TextEditDialog(f_path, USE_HEADER_BAR)
         dialog.text = data
         ok = Gtk.ResponseType.OK
         if dialog.run() == ok and show_dialog(DialogType.QUESTION, self._app.app_window) == ok:
@@ -578,7 +578,7 @@ class FtpClientBox(Gtk.HBox):
                 log(f"Init attributes error [{attrs}]. Invalid length!")
                 return
 
-            dialog = AttributesDialog(attrs, IS_GNOME_SESSION)
+            dialog = AttributesDialog(attrs, USE_HEADER_BAR)
             ok = Gtk.ResponseType.OK
             if dialog.run() == ok and show_dialog(DialogType.QUESTION, self._app.app_window) == ok:
                 log(self._ftp.sendcmd(f"SITE CHMOD {dialog.permissions} {file}"))
diff --git a/app/ui/imports.py b/app/ui/imports.py
index 6e5a9fd5..179bc182 100644
--- a/app/ui/imports.py
+++ b/app/ui/imports.py
@@ -37,7 +37,7 @@ from app.eparser.neutrino.bouquets import parse_webtv, parse_bouquets as get_neu
 from app.settings import SettingsType, IS_DARWIN, SEP
 from app.ui.dialogs import show_dialog, DialogType, get_chooser_dialog, get_message, get_builder
 from app.ui.main_helper import on_popup_menu, get_iptv_data
-from .uicommons import Gtk, Gdk, UI_RESOURCES_PATH, KeyboardKey, Column, IS_GNOME_SESSION, Page, HeaderBar
+from .uicommons import Gtk, Gdk, UI_RESOURCES_PATH, KeyboardKey, Column, Page, HeaderBar
 
 
 def import_bouquet(app, model, path, appender, file_path=None):
@@ -159,7 +159,7 @@ class ImportDialog:
         self._sat_model = builder.get_object("sat_list_store")
         self._sat_count_label = builder.get_object("sat_count_label")
 
-        if IS_GNOME_SESSION or IS_DARWIN:
+        if self._settings.use_header_bar:
             actions_box = builder.get_object("actions_box")
             builder.get_object("toolbar_box").set_visible(False)
             header_bar = HeaderBar()
diff --git a/app/ui/iptv.py b/app/ui/iptv.py
index 58f2ee71..be3635d5 100644
--- a/app/ui/iptv.py
+++ b/app/ui/iptv.py
@@ -41,12 +41,11 @@ from app.commons import run_idle, run_task, log
 from app.eparser.ecommons import BqServiceType, Service
 from app.eparser.iptv import (NEUTRINO_FAV_ID_FORMAT, StreamType, ENIGMA2_FAV_ID_FORMAT, get_fav_id, MARKER_FORMAT,
                               parse_m3u, PICON_FORMAT)
-from app.settings import SettingsType, IS_DARWIN
+from app.settings import SettingsType
 from app.tools.yt import YouTubeException, YouTube
 from app.ui.dialogs import Action, show_dialog, DialogType, get_message, get_builder
 from app.ui.main_helper import get_iptv_url, on_popup_menu, get_picon_pixbuf
-from app.ui.uicommons import (Gtk, Gdk, UI_RESOURCES_PATH, IPTV_ICON, Column, KeyboardKey, get_yt_icon,
-                              IS_GNOME_SESSION, HeaderBar)
+from app.ui.uicommons import (Gtk, Gdk, UI_RESOURCES_PATH, IPTV_ICON, Column, KeyboardKey, get_yt_icon, HeaderBar)
 
 _DIGIT_ENTRY_NAME = "digit-entry"
 _ENIGMA2_REFERENCE = "{}:{}:{:X}:{:X}:{:X}:{:X}:{:X}:0:0:0"
@@ -892,7 +891,7 @@ class YtListImportDialog:
         self._import_button.bind_property("sensitive", self._quality_box, "sensitive")
         self._receive_button.bind_property("sensitive", self._import_button, "sensitive")
 
-        if IS_GNOME_SESSION or IS_DARWIN:
+        if self._settings.use_header_bar:
             header_bar = HeaderBar(title="YouTube", subtitle=get_message("Playlist import"))
             self._dialog.set_titlebar(header_bar)
             actions_box = builder.get_object("yt_actions_box")
diff --git a/app/ui/main.py b/app/ui/main.py
index 2cbcd894..8eacc9c1 100644
--- a/app/ui/main.py
+++ b/app/ui/main.py
@@ -48,7 +48,7 @@ from app.eparser.enigma.bouquets import BqServiceType
 from app.eparser.iptv import export_to_m3u, StreamType
 from app.eparser.neutrino.bouquets import BqType
 from app.settings import (SettingsType, Settings, SettingsException, SettingsReadException,
-                          IS_DARWIN, PlayStreamsMode, IS_LINUX)
+                          IS_DARWIN, PlayStreamsMode, IS_LINUX, USE_HEADER_BAR)
 from app.tools.media import Recorder
 from app.ui.control import ControlTool
 from app.ui.epg.epg import EpgCache, EpgSettingsPopover, EpgDialog, EpgTool
@@ -69,7 +69,7 @@ from .search import SearchProvider
 from .service_details_dialog import ServiceDetailsDialog, Action
 from .settings_dialog import SettingsDialog
 from .uicommons import (Gtk, Gdk, UI_RESOURCES_PATH, LOCKED_ICON, HIDE_ICON, IPTV_ICON, MOVE_KEYS, KeyboardKey, Column,
-                        FavClickMode, MOD_MASK, APP_FONT, Page, IS_GNOME_SESSION, HeaderBar)
+                        FavClickMode, MOD_MASK, APP_FONT, Page, HeaderBar)
 from .xml.dialogs import ServicesUpdateDialog
 from .xml.edit import SatellitesTool
 
@@ -505,7 +505,7 @@ class Application(Gtk.Application):
         # Header bar.
         profile_box = builder.get_object("profile_combo_box")
         toolbar_box = builder.get_object("toolbar_main_box")
-        if IS_GNOME_SESSION or IS_DARWIN:
+        if self._settings.use_header_bar:
             header_bar = HeaderBar()
             if not IS_DARWIN:
                 header_bar.pack_start(builder.get_object("file_header_button"))
@@ -647,7 +647,7 @@ class Application(Gtk.Application):
 
     def init_app_menu(self):
         builder = get_builder(UI_RESOURCES_PATH + "app_menu.ui", tag="attribute")
-        if not IS_GNOME_SESSION:
+        if not USE_HEADER_BAR:
             if IS_DARWIN:
                 self.set_app_menu(builder.get_object("mac_app_menu"))
                 self.set_menubar(builder.get_object("mac_menu_bar"))
@@ -770,7 +770,7 @@ class Application(Gtk.Application):
         sa.connect("change-state", self.on_layout_change)
         # Menu bar and playback.
         self.set_action("on_playback_close", self._player_box.on_close)
-        if not IS_GNOME_SESSION:
+        if not USE_HEADER_BAR:
             # We are working with the "hidden-when" submenu attribute. See 'app_menu_.ui' file.
             hide_bar_action = Gio.SimpleAction.new("hide_menu_bar", None)
             self._player_box.bind_property("visible", hide_bar_action, "enabled", 4)
@@ -3369,7 +3369,7 @@ class Application(Gtk.Application):
     def on_playback_full_screen(self, box, state):
         self._data_paned.set_visible(state)
         self._main_window.unfullscreen() if state else self._main_window.fullscreen()
-        if not IS_GNOME_SESSION:
+        if not USE_HEADER_BAR:
             self._main_window.set_show_menubar(state)
 
     def on_playback_show(self, box):
diff --git a/app/ui/playback.py b/app/ui/playback.py
index 0f3f015d..8b17a1c7 100644
--- a/app/ui/playback.py
+++ b/app/ui/playback.py
@@ -34,17 +34,17 @@ from gi.repository import GLib, GObject, Gio
 from app.commons import run_idle, run_with_delay
 from app.connections import HttpAPI
 from app.eparser.ecommons import BqServiceType
-from app.settings import PlayStreamsMode, IS_DARWIN, SettingsType
+from app.settings import PlayStreamsMode, IS_DARWIN, SettingsType, USE_HEADER_BAR
 from app.tools.media import Player
 from app.ui.dialogs import get_builder, get_message
 from app.ui.main_helper import get_iptv_url
-from app.ui.uicommons import Gtk, Gdk, UI_RESOURCES_PATH, FavClickMode, Column, IS_GNOME_SESSION, Page
+from app.ui.uicommons import Gtk, Gdk, UI_RESOURCES_PATH, FavClickMode, Column, Page
 
 
 class PlayerBox(Gtk.Box):
 
-    def __init__(self, app, *args, **kwargs):
-        super().__init__(*args, **kwargs)
+    def __init__(self, app, **kwargs):
+        super().__init__(**kwargs)
         # Signals.
         GObject.signal_new("playback-full-screen", self, GObject.SIGNAL_RUN_LAST,
                            GObject.TYPE_PYOBJECT, (GObject.TYPE_PYOBJECT,))
@@ -191,7 +191,7 @@ class PlayerBox(Gtk.Box):
         video_menu = builder.get_object("video_menu")
         subtitle_menu = builder.get_object("subtitle_menu")
 
-        if not IS_GNOME_SESSION:
+        if not USE_HEADER_BAR:
             menu_bar = self._app.get_menubar()
             menu_bar.insert_section(1, None, audio_menu)
             menu_bar.insert_section(2, None, video_menu)
diff --git a/app/ui/settings_dialog.py b/app/ui/settings_dialog.py
index 1764c96b..61eaf7f7 100644
--- a/app/ui/settings_dialog.py
+++ b/app/ui/settings_dialog.py
@@ -32,10 +32,10 @@ from collections import Counter
 
 from app.commons import run_task, run_idle, log
 from app.connections import test_telnet, test_ftp, TestException, test_http, HttpApiException
-from app.settings import SettingsType, Settings, PlayStreamsMode, IS_LINUX, SEP, IS_WIN, IS_DARWIN
+from app.settings import SettingsType, Settings, PlayStreamsMode, IS_LINUX, SEP, IS_WIN
 from app.ui.dialogs import show_dialog, DialogType, get_message, get_chooser_dialog, get_builder
 from .main_helper import update_entry_data, scroll_to, get_picon_pixbuf
-from .uicommons import Gtk, Gdk, UI_RESOURCES_PATH, FavClickMode, DEFAULT_ICON, APP_FONT, IS_GNOME_SESSION, HeaderBar
+from .uicommons import Gtk, Gdk, UI_RESOURCES_PATH, FavClickMode, DEFAULT_ICON, APP_FONT, HeaderBar
 
 
 class SettingsDialog:
@@ -208,7 +208,7 @@ class SettingsDialog:
         [self.init_element_style(el, screen, style_provider) for el in self._digit_elems]
         self.init_element_style(self._host_field, screen, style_provider)
 
-        if IS_GNOME_SESSION or IS_DARWIN:
+        if self._settings.use_header_bar:
             switcher = builder.get_object("main_stack_switcher")
             switcher.set_margin_top(0)
             switcher.set_margin_bottom(0)
diff --git a/app/ui/timers.py b/app/ui/timers.py
index 6017b209..465b79b9 100644
--- a/app/ui/timers.py
+++ b/app/ui/timers.py
@@ -31,9 +31,10 @@ from datetime import datetime, timedelta
 from enum import Enum
 from urllib.parse import quote
 
+from app.settings import USE_HEADER_BAR
 from app.ui.main_helper import on_popup_menu
 from .dialogs import get_builder, get_message, show_dialog, DialogType
-from .uicommons import Gtk, Gdk, GLib, UI_RESOURCES_PATH, Page, Column, KeyboardKey, IS_GNOME_SESSION, MOD_MASK
+from .uicommons import Gtk, Gdk, GLib, UI_RESOURCES_PATH, Page, Column, KeyboardKey, MOD_MASK
 from ..commons import run_idle, log
 from ..connections import HttpAPI
 from ..eparser.ecommons import BqServiceType
@@ -56,7 +57,7 @@ class TimerTool(Gtk.Box):
 
     class TimerDialog(Gtk.Dialog):
         def __init__(self, parent, action=None, timer_data=None, *args, **kwargs):
-            super().__init__(use_header_bar=IS_GNOME_SESSION, *args, **kwargs)
+            super().__init__(use_header_bar=USE_HEADER_BAR, *args, **kwargs)
 
             self._action = action or TimerTool.TimerAction.ADD
             self._timer_data = timer_data or {}
diff --git a/app/ui/uicommons.py b/app/ui/uicommons.py
index a1ccca31..f2a47a82 100644
--- a/app/ui/uicommons.py
+++ b/app/ui/uicommons.py
@@ -2,7 +2,7 @@
 #
 # The MIT License (MIT)
 #
-# Copyright (c) 2018-2022 Dmitriy Yefremov
+# Copyright (c) 2018-2023 Dmitriy Yefremov
 #
 # Permission is hereby granted, free of charge, to any person obtaining a copy
 # of this software and associated documentation files (the "Software"), to deal
@@ -52,7 +52,6 @@ TEXT_DOMAIN = "demon-editor"
 
 NOTIFY_IS_INIT = False
 APP_FONT = None
-IS_GNOME_SESSION = int(bool(os.environ.get("GNOME_DESKTOP_SESSION_ID")))
 
 try:
     settings = Settings.get_instance()
@@ -164,6 +163,7 @@ def show_notification(message, timeout=10000, urgency=1):
 
 class HeaderBar(Gtk.HeaderBar):
     """ Custom header bar widget. """
+
     def __init__(self, **kwargs):
         super().__init__(**kwargs)
         self.set_visible(True)
diff --git a/app/ui/xml/dialogs.py b/app/ui/xml/dialogs.py
index 70e93be2..09821330 100644
--- a/app/ui/xml/dialogs.py
+++ b/app/ui/xml/dialogs.py
@@ -39,12 +39,12 @@ from app.eparser import Satellite, Transponder
 from app.eparser.ecommons import (PLS_MODE, get_key_by_value, POLARIZATION, FEC, SYSTEM, MODULATION, Terrestrial, Cable,
                                   T_SYSTEM, BANDWIDTH, CONSTELLATION, T_FEC, GUARD_INTERVAL, TRANSMISSION_MODE,
                                   HIERARCHY, Inversion, C_MODULATION, FEC_DEFAULT, TerTransponder, CableTransponder)
-from app.settings import IS_DARWIN
+from app.settings import USE_HEADER_BAR
 from app.tools.satellites import SatellitesParser, SatelliteSource, ServicesParser
 from ..dialogs import show_dialog, DialogType, get_message, get_builder
 from ..main_helper import append_text_to_tview, get_base_model, on_popup_menu
 from ..search import SearchProvider
-from ..uicommons import Gtk, Gdk, UI_RESOURCES_PATH, IS_GNOME_SESSION, HeaderBar
+from ..uicommons import Gtk, Gdk, UI_RESOURCES_PATH, HeaderBar
 
 _DIALOGS_UI_PATH = f"{UI_RESOURCES_PATH}xml{os.sep}dialogs.glade"
 
@@ -61,7 +61,7 @@ class DVBDialog(Gtk.Dialog):
                          skip_taskbar_hint=True,
                          skip_pager_hint=True,
                          destroy_with_parent=True,
-                         use_header_bar=IS_GNOME_SESSION,
+                         use_header_bar=USE_HEADER_BAR,
                          window_position=Gtk.WindowPosition.CENTER_ON_PARENT,
                          buttons=(Gtk.STOCK_CANCEL, Gtk.ResponseType.CANCEL, Gtk.STOCK_OK, Gtk.ResponseType.OK),
                          *args, **kwargs)
@@ -457,7 +457,7 @@ class UpdateDialog:
                                          builder.get_object("sat_update_search_up_button"))
         builder.get_object("sat_update_find_button").connect("toggled", search_provider.on_search_toggled)
 
-        if IS_GNOME_SESSION or IS_DARWIN:
+        if self._settings.use_header_bar:
             header_bar = HeaderBar()
             builder.get_object("sat_update_header").set_visible(False)
             header_box = builder.get_object("satellites_update_header_box")