diff --git a/src/Modules.py b/src/Modules.py
index 973ee180ce35860383dedf7570e38a139a058ad2..2c4d8f6b709544bc5e2fb5c33c2d359fc41edbc0 100644
--- a/src/Modules.py
+++ b/src/Modules.py
@@ -28,6 +28,7 @@ class Modules(Flag):
 
     # General
     STUDY = auto()
+    CONFIG = auto()
 
     # Modelling
     NETWORK = auto()
diff --git a/src/View/Configure/Window.py b/src/View/Configure/Window.py
index 4a9788bf11b21d38a03b3a1ae17f55e112c1c520..8f28337065b9c1df227ba0adba129cebcee859d7 100644
--- a/src/View/Configure/Window.py
+++ b/src/View/Configure/Window.py
@@ -45,6 +45,7 @@ from PyQt5.QtWidgets import (
     QComboBox, QUndoStack, QShortcut, QHeaderView,
 )
 
+from Modules import Modules
 from Solver.Solvers import solver_long_name
 
 logger = logging.getLogger()
@@ -189,6 +190,7 @@ class ConfigureWindow(PamhyrDialog):
         self._config.lang = Config.languages(
         )[self.get_combobox_text("comboBox_language")]
 
+        self._propagate_update(key=Modules.CONFIG)
         self.end()
 
     def reject(self):
diff --git a/src/View/MainWindow.py b/src/View/MainWindow.py
index ac38f1e936cee406e3c379d49972535df12447cf..64b06b33070aa5ce7f6af61742db4d1d8d4405d7 100644
--- a/src/View/MainWindow.py
+++ b/src/View/MainWindow.py
@@ -408,6 +408,12 @@ class ApplicationWindow(QMainWindow, ListedSubWindow, WindowToolKit):
 
         self._backup_timer.timeout.connect(self._backup)
 
+    def _do_update_config(self):
+        ts = self.get_config_backup_freq_to_sec()
+        logger.debug(f"Reset backup timer to {ts} second")
+
+        self._backup_timer.start(ts * 1000)
+
     def _init_propagation_keys(self):
         self._propagation_keys = Modules(0)
 
@@ -419,11 +425,17 @@ class ApplicationWindow(QMainWindow, ListedSubWindow, WindowToolKit):
         self.update()
 
         keys = self._propagation_keys
+        if keys is Modules.NONE:
+            return
+
         self._init_propagation_keys()
 
         if Modules.WINDOW_LIST in keys:
             self._do_update_window_list()
 
+        if Modules.CONFIG in keys:
+            self._do_update_config()
+
         logger.debug(f"Propagation of {keys}")
         for _, window in self.sub_win_list:
             window._propagated_update(key=keys)