diff --git a/src/i18n/locales/fr/messages.json b/src/i18n/locales/fr/messages.json
index b38b4ecc..b47f807a 100644
--- a/src/i18n/locales/fr/messages.json
+++ b/src/i18n/locales/fr/messages.json
@@ -209,9 +209,9 @@
     "Settings": "Paramètres",
     "LanguageSelector": "Sélection de la langue",
     "CurrentLanguage": "Langue actuelle",
-    "ExpertMode": "Expert Mode",
-    "ApplicationOptions": "Application Options",
-    "ExpertModeDescription": "Enable Expert Mode to unlock advanced features including additional firmware sources, the ability to build firmware with manual user-defined parameters, and access to serial monitor screen for detailed diagnostics."
+    "ExpertMode": "Mode expert",
+    "ApplicationOptions": "Options de l'application",
+    "ExpertModeDescription": "Activer le mode expert pour débloquer des fonctionnalités avancées, telles que des sources de logiciels supplémentaires, la possibilité de générer un logiciel avec des paramètres définis manuellement par l'utilisateur et l'accès au moniteur série pour des diagnostics détaillés."
   },
   "SupportView": {
     "Support": "Support",
diff --git a/src/i18n/locales/ko/messages.json b/src/i18n/locales/ko/messages.json
index 4a9cfe08..8081ec69 100644
--- a/src/i18n/locales/ko/messages.json
+++ b/src/i18n/locales/ko/messages.json
@@ -209,9 +209,9 @@
     "Settings": "설정",
     "LanguageSelector": "언어 선택",
     "CurrentLanguage": "현재 언어",
-    "ExpertMode": "Expert Mode",
-    "ApplicationOptions": "Application Options",
-    "ExpertModeDescription": "Enable Expert Mode to unlock advanced features including additional firmware sources, the ability to build firmware with manual user-defined parameters, and access to serial monitor screen for detailed diagnostics."
+    "ExpertMode": "전문가 모드",
+    "ApplicationOptions": "프로그램 옵션",
+    "ExpertModeDescription": "전문가 모드를 활성화하면 추가 펌웨어 소스, 사용자 정의 파라미터를 수동 정의하여 펌웨어 빌드, 자세한 진단을 위한 시리얼 모니터 등의 고급 기능을 사용할 수 있습니다."
   },
   "SupportView": {
     "Support": "사용자 지원",
diff --git a/src/i18n/locales/uk/messages.json b/src/i18n/locales/uk/messages.json
index 99b5bf3c..e16de9a6 100644
--- a/src/i18n/locales/uk/messages.json
+++ b/src/i18n/locales/uk/messages.json
@@ -209,9 +209,9 @@
     "Settings": "Налаштування",
     "LanguageSelector": "Вибір мови",
     "CurrentLanguage": "Поточна мова",
-    "ExpertMode": "Expert Mode",
-    "ApplicationOptions": "Application Options",
-    "ExpertModeDescription": "Enable Expert Mode to unlock advanced features including additional firmware sources, the ability to build firmware with manual user-defined parameters, and access to serial monitor screen for detailed diagnostics."
+    "ExpertMode": "Режим експерта",
+    "ApplicationOptions": "Параметри додатку",
+    "ExpertModeDescription": "Увімкніть режим експерта, щоб розблокувати розширені функції, включаючи додаткові джерела прошивки, можливість збирати прошивку з власними параметрами конфігурації збірки(user defines) та доступ до монітора послідовного порту для детальної діагностики."
   },
   "SupportView": {
     "Support": "Підтримка",