diff --git a/data/lang/en.json b/data/lang/en.json
index 3d40ef6..3e639a3 100644
--- a/data/lang/en.json
+++ b/data/lang/en.json
@@ -28,5 +28,9 @@
   "version": "Version",
   "details": "Details",
   "update_details": "Update Details",
-  "update_aborted": "Update aborted by user"
+  "update_aborted": "Update aborted by user",
+  "loading": "Loading...",
+  "checking_updates": "Checking for updates...",
+  "initializing": "Initializing interface...",
+  "loading_complete": "Loading complete"
 }
\ No newline at end of file
diff --git a/data/lang/fr.json b/data/lang/fr.json
index cd713fc..3a1a70a 100644
--- a/data/lang/fr.json
+++ b/data/lang/fr.json
@@ -28,5 +28,9 @@
   "version": "Version",
   "details": "Détails",
   "update_details": "Détails de la mise à jour",
-  "update_aborted": "Mise à jour annulée par l'utilisateur"
+  "update_aborted": "Mise à jour annulée par l'utilisateur",
+  "loading": "Chargement...",
+  "checking_updates": "Vérification des mises à jour...",
+  "initializing": "Initialisation de l'interface...",
+  "loading_complete": "Chargement terminé"
 }
\ No newline at end of file