diff --git a/manifest.webapp b/manifest.webapp
index 55e584ba7eecccf1cdc3a5fbb57b8e17dc2b4b58..90a293ca6efd56a02963342d0e208f116f307fd4 100644
--- a/manifest.webapp
+++ b/manifest.webapp
@@ -5,7 +5,15 @@
   "categories": [],
   "version": "0.1.2",
   "licence": "AGPL-3.0",
-  "editor": "Grand Lyon",
+  "editor": "Métropole de Lyon",
+  "default_locale": "fr",
+  "locales": {
+    "fr": {
+      "short_description": "Ecolyo est le service proposé par la Métropole de Lyon pour suivre et comprendre la consommation énergétique globale de votre foyer.",
+      "long_description": "Ecolyo est le service proposé par la Métropole de Lyon pour suivre et comprendre la consommation énergétique globale de votre foyer afin de vous accompagner dans la gestion de votre consommation quotidienne de façon ludique en vous lançant des défis personnalisés."
+    }
+  },
+  "langs": ["fr"],
   "routes": {
     "/": {
       "folder": "/",
@@ -15,90 +23,44 @@
   },
   "permissions": {
     "apps": {
-      "description": "Required by the cozy-bar to display the icons of the apps",
-      "type": "io.cozy.apps",
-      "verbs": ["GET"]
+      "description": "Requis par cozy-bar pour afficher les icônes de l'application",
+      "type": "io.cozy.apps"
     },
     "settings": {
-      "description": "Required by the cozy-bar display Claudy and to know which applications are coming soon",
-      "type": "io.cozy.settings",
-      "verbs": ["GET"]
-    },
-    "enedisMinute": {
-      "description": "Auth to get daily  data from enedis connector",
-      "type": "io.enedis.*"
-    },
-    "enedisDay": {
-      "description": "Auth to get daily  data from enedis connector",
-      "type": "io.enedis.*"
+      "description": "Requis par cozy-bar pour afficher les paramètres Cozy",
+      "type": "io.cozy.settings"
     },
-     "enedisMonth": {
-      "description": "Auth to get monthly data from enedis connector",
+    "enedis": {
+      "description": "Utilisé pour partager vos données Enedis",
       "type": "io.enedis.*"
     },
-     "enedisYear": {
-      "description": "Auth to get data yearly from enedis connector",
-      "type": "io.enedis.*"
-    },
-    "grdfHour": {
-      "description": "Auth to get daily  data from enedis connector",
+    "grdf": {
+      "description": "Utilisé pour partager vos données GRDF",
       "type": "io.grdf.*"
     },
-    "grdfDay": {
-      "description": "Auth to get daily  data from enedis connector",
-      "type": "io.grdf.*"
-    },
-    "grdfYear": {
-      "description": "Auth to get monthly data from grdf connector",
-      "type": "io.grdf.*"
-    },
-    "grdfMonth": {
-      "description": "Auth to get daily data from grdf connector",
-      "type": "io.grdf.*"
-    },
-    "eglDay": {
-      "description": "Auth to get data from egl connector",
-      "type": "io.egl.*"
-    },
-    "egl_Month": {
-      "description": "Auth to get daily data from egl connector",
-      "type": "io.egl.*"
-    },
-    "egl_Year": {
-      "description": "Auth to get monthly data from egl connector",
+    "egl": {
+      "description": "Utilisé pour partager vos données EGL",
       "type": "io.egl.*"
     },
     "accounts": {
-      "description": "accounts",
+      "description": "Utilisé pour votre compte",
       "type": "io.cozy.accounts"
     },
     "konnectors": {
-      "description": "konnectors",
+      "description": "Utilisé pour gérer les connecteurs",
       "type": "io.cozy.konnectors"
     },
     "triggers": {
-      "description": "triggers",
+      "description": "Utilisé pour récupérer de la donnée depuis vos comptes énergétiques",
       "type": "io.cozy.triggers"
     },
     "jobs": {
-      "description": "jobs",
+      "description": "Utilisé pour récupérer de la donnée depuis vos comptes énergétiques",
       "type": "io.cozy.jobs"
     },
-    "challengetype": {
-      "description": "challengetype",
-      "type": "io.ecolyo.challengetype"
-    },
-    "userchallenge": {
-      "description": "userchallenge",
-      "type": "io.ecolyo.userchallenge"
-    },
-    "ecogesture": {
-      "description": "ecogesture",
-      "type": "io.ecolyo.ecogesture"
-    },
-    "userprofile": {
-      "description": "userprofile",
-      "type": "io.ecolyo.userprofile"
+    "ecolyo": {
+      "description": "Utilisé pour partager vos données Ecolyo.",
+      "type": "io.ecolyo.*"
     }
   }
 }
diff --git a/src/targets/browser/index.tsx b/src/targets/browser/index.tsx
index 956406bcb7ba757cac820203914cd303d274ed6c..2686920170ff6cfe0040793c4eec705c8218fed7 100644
--- a/src/targets/browser/index.tsx
+++ b/src/targets/browser/index.tsx
@@ -35,7 +35,6 @@ const getDataOrDefault = function(toTest, defaultData) {
 document.addEventListener('DOMContentLoaded', () => {
   const root = document.querySelector('[role=application]')
   const data = root.dataset
-
   const appIcon = getDataOrDefault(
     data.cozyIconPath,
     require('../vendor/assets/icon.svg')
@@ -49,7 +48,8 @@ document.addEventListener('DOMContentLoaded', () => {
   const appSlug = getDataOrDefault(data.cozyAppSlug, manifest.slug)
   const appVersion = getDataOrDefault(data.cozyAppVersion, manifest.version)
 
-  appLocale = getDataOrDefault(data.cozyLocale, 'en')
+  // appLocale = getDataOrDefault(data.cozyLocale, 'fr')
+  appLocale = 'fr'
 
   const protocol = window.location ? window.location.protocol : 'https:'