diff --git a/Sources/IHM/MainPage.xaml.cs b/Sources/IHM/MainPage.xaml.cs
index 9aae00c..7056a7a 100644
--- a/Sources/IHM/MainPage.xaml.cs
+++ b/Sources/IHM/MainPage.xaml.cs
@@ -50,7 +50,11 @@ namespace IHM
         {
             await DisplayAlert(s, s1, s2);
         }
-        
+        protected override bool OnBackButtonPressed()
+        {
+            return true;
+        }
+
         public ICommand TapCommand => new Command<string>(async (page) => await Shell.Current.GoToAsync(page));
     }
 }
\ No newline at end of file
diff --git a/Sources/IHM/Settings.xaml.cs b/Sources/IHM/Settings.xaml.cs
index 52f390b..4227d77 100644
--- a/Sources/IHM/Settings.xaml.cs
+++ b/Sources/IHM/Settings.xaml.cs
@@ -1,5 +1,8 @@
 namespace IHM;
+
 using Model;
+using System.Diagnostics;
+
 public partial class Settings : ContentPage
 {
     public Manager Mgr => (App.Current as App).Manager;
@@ -14,6 +17,9 @@ public partial class Settings : ContentPage
     }
     private async void NavigateTo()
     {
+        OnBackButtonPressed();
+        Debug.WriteLine(base.OnBackButtonPressed());
         await Navigation.PushModalAsync(new MainPage());
     }
+
 }
\ No newline at end of file