diff --git a/core/admin.py b/core/admin.py
index a9baff2..90b60d0 100644
--- a/core/admin.py
+++ b/core/admin.py
@@ -14,7 +14,7 @@ class SiteSettingsAdmin(admin.ModelAdmin):
     # Petite astuce visuelle pour l'admin
     fieldsets = (
         ('Général', {
-            'fields': ('site_name', 'site_logo')
+            'fields': ('site_name', 'site_logo', 'receive_emails_active')
         }),
         ('Réseaux Sociaux', {
             'fields': ('facebook_url', 'twitter_url', 'youtube_url'),
diff --git a/core/apps.py b/core/apps.py
index 26f78a8..a2ee61b 100644
--- a/core/apps.py
+++ b/core/apps.py
@@ -1,5 +1,7 @@
 from django.apps import AppConfig
 
-
 class CoreConfig(AppConfig):
     name = 'core'
+
+    def ready(self):
+        import courses.signals
\ No newline at end of file
diff --git a/core/migrations/0005_sitesettings_receive_emails_active.py b/core/migrations/0005_sitesettings_receive_emails_active.py
new file mode 100644
index 0000000..81c0441
--- /dev/null
+++ b/core/migrations/0005_sitesettings_receive_emails_active.py
@@ -0,0 +1,18 @@
+# Generated by Django 6.0 on 2025-12-17 09:36
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('core', '0004_visit'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='sitesettings',
+            name='receive_emails_active',
+            field=models.BooleanField(default=True),
+        ),
+    ]
diff --git a/core/models.py b/core/models.py
index 63d9b18..297916d 100644
--- a/core/models.py
+++ b/core/models.py
@@ -6,6 +6,7 @@ class SiteSettings(models.Model):
     site_name = models.CharField(max_length=200, default="Mon Super Site")
     site_logo = models.ImageField(upload_to='settings/', blank=True)
     contact_email = models.EmailField(blank=True)
+    receive_emails_active = models.BooleanField(default=True)
 
     # Réseaux sociaux
     facebook_url = models.URLField(blank=True)
diff --git a/courses/context_processors.py b/courses/context_processors.py
index 2a4772e..4a22831 100644
--- a/courses/context_processors.py
+++ b/courses/context_processors.py
@@ -1,5 +1,8 @@
-from .models import Course
+from .models import Course, Comment
 
 def course_list(request):
     courses = Course.objects.all()
-    return {'courses': courses}
\ No newline at end of file
+    return {'courses': courses}
+
+def courses_comments(request):
+    return {'comments_count': Comment.objects.all()}
\ No newline at end of file
diff --git a/courses/signals.py b/courses/signals.py
new file mode 100644
index 0000000..0258ca7
--- /dev/null
+++ b/courses/signals.py
@@ -0,0 +1,12 @@
+from django.db.models.signals import post_save
+from django.dispatch import receiver
+from django.core.mail import send_mail
+from .models import Comment
+from core.models import SiteSettings
+
+@receiver(post_save, sender=Comment)
+def send_email_notification(sender, instance, created, **kwargs):
+    if created and SiteSettings.objects.first().receive_emails_active:
+        subject = f"Nouveau commentaire sur la leçon - {instance.lesson.name} du cours {instance.lesson.module.course.name}"
+        message = f"Le commentaire suivant à été envoyé par {instance.user}:\n{instance.content}"
+        send_mail(subject, message, "infos@partirdezero.com", ['anthony.violet@outlook.be'], fail_silently=False)