diff --git a/electron-app/ecoindex-app/src/locales/en/translation.json b/electron-app/ecoindex-app/src/locales/en/translation.json
index cf66d08..c7899c6 100644
--- a/electron-app/ecoindex-app/src/locales/en/translation.json
+++ b/electron-app/ecoindex-app/src/locales/en/translation.json
@@ -77,6 +77,7 @@
     "Upgrade": "Upgrade",
     "Url(s) Measure (Simple mode)": "Url(s) Measure (Simple mode)",
     "Version de l'application": "Version de l'application",
+    "Version of the application": "Version of the application",
     "View": "View",
     "You can change the application language in the menu, Language.": "Vous pouvez changer la langue de l'application dans le menu, Language.",
     "You have an error but you think it's a bug. Report to the developper by clicking the button (datas are saved to your clipboard) and send theim by mail to ": "You have an error but you think it's a bug. Report to the developper by clicking the button (datas are saved to your clipboard) and send theim by mail to ",
diff --git a/electron-app/ecoindex-app/src/locales/fr/translation.json b/electron-app/ecoindex-app/src/locales/fr/translation.json
index 6a17ec6..d0ae710 100644
--- a/electron-app/ecoindex-app/src/locales/fr/translation.json
+++ b/electron-app/ecoindex-app/src/locales/fr/translation.json
@@ -77,6 +77,7 @@
     "Upgrade": "Mettre à jour",
     "Url(s) Measure (Simple mode)": "Mesure d'URLs (mode simple)",
     "Version de l'application": "Version de l'application",
+    "Version of the application": "Version de l'application",
     "View": "Affichage",
     "You can change the application language in the menu, Language.": "Vous pouvez modifier la langue de l'application dans le menu Language.",
     "You have an error but you think it's a bug. Report to the developper by clicking the button (datas are saved to your clipboard) and send theim by mail to ": "Vous avez une erreur mais vous pensez qu'il s'agit d'un bogue. Signalez-le au développeur en cliquant sur le bouton (les données sont enregistrées dans votre presse-papiers) et envoyez-le par courrier à ",
diff --git a/electron-app/ecoindex-app/src/main/handlers/isLighthousePluginEcoindexInstalled.ts b/electron-app/ecoindex-app/src/main/handlers/isLighthousePluginEcoindexInstalled.ts
index 9cc6373..0886e95 100644
--- a/electron-app/ecoindex-app/src/main/handlers/isLighthousePluginEcoindexInstalled.ts
+++ b/electron-app/ecoindex-app/src/main/handlers/isLighthousePluginEcoindexInstalled.ts
@@ -10,7 +10,7 @@ import { version } from 'react'
 // 3. Update if necessay
 
 /**
- * Check is Mandatory is installed on host.
+ * Check if LighthousePluginEcoindex (Mandatory) is installed on host.
  * @param _event IpcMainEvent | IpcMainInvokeEvent
  * @returns boolean
  */
diff --git a/electron-app/ecoindex-app/src/main/main.ts b/electron-app/ecoindex-app/src/main/main.ts
index bf3f308..e4f52df 100644
--- a/electron-app/ecoindex-app/src/main/main.ts
+++ b/electron-app/ecoindex-app/src/main/main.ts
@@ -20,20 +20,14 @@ import Updater from './Updater'
 import fixPath from 'fix-path'
 import { handleGetNodeVersion } from './handlers/HandleGetNodeVersion'
 import { handleHomeDir } from './handlers/HandleHomeDir'
-import { handleInstallPuppeteerBrowser } from './handlers/PuppeteerBrowserInstall'
-import { handleInstallSudoPuppeteerBrowser } from './handlers/SudoPuppeteerBrowserInstall'
 import { handleIsJsonConfigFileExist } from './handlers/HandleIsJsonConfigFileExist'
 import { handleJsonReadAndReload } from './handlers/HandleJsonReadAndReload'
 import { handleNodeInstalled } from './handlers/HandleGetNodeDir_NpmDir'
-import { handlePluginInstalled } from './handlers/HandlePluginInstalled'
 import { handleSelectFolder } from './handlers/HandleSelectFolder'
 import { handleWorkDir } from './handlers/HandleWorkDir'
 import { handle_CMD_Actions } from './handlers/HandleCMDActions'
 import i18n from '../configs/i18next.config'
-import { isAdmin } from './handlers/IsAdminOnHost'
 import { isLighthousePluginEcoindexInstalled } from './handlers/IsLighthousePluginEcoindexInstalled'
-import { isLighthousePluginEcoindexInstalled_old } from './handlers/isLighthousePluginEcoindexInstalled_old'
-import { isLighthousePluginEcoindexMustBeInstallOrUpdated } from './handlers/IsLighthousePluginEcoindexMustBeInstallOrUpdated'
 import { isPupperteerBrowserInstalled } from './handlers/IsPuppeteerBrowserInstalled'
 import log from 'electron-log/main'
 import os from 'os'
diff --git a/electron-app/ecoindex-app/src/renderer/HelloWindow/App.tsx b/electron-app/ecoindex-app/src/renderer/HelloWindow/App.tsx
index 0d3a0d0..5112b10 100644
--- a/electron-app/ecoindex-app/src/renderer/HelloWindow/App.tsx
+++ b/electron-app/ecoindex-app/src/renderer/HelloWindow/App.tsx
@@ -247,7 +247,7 @@ function HelloApp() {
                 </Button>
             </div>
             <div className="prose prose-sm text-center font-semibold dark:prose-invert">
-                {t("Version de l'application")}: {pkg.version}
+                {t('Version of the application')}: {pkg.version}
             </div>
         </div>
     )
diff --git a/electron-app/ecoindex-app/src/renderer/MainWindow/App.tsx b/electron-app/ecoindex-app/src/renderer/MainWindow/App.tsx
index 69149f5..6cf6597 100644
--- a/electron-app/ecoindex-app/src/renderer/MainWindow/App.tsx
+++ b/electron-app/ecoindex-app/src/renderer/MainWindow/App.tsx
@@ -25,7 +25,6 @@ import { SimplePanMesure } from '../components/simple-pan'
 import { SimpleTooltip } from '../components/simple-tooltip'
 import { TabsContent } from '@radix-ui/react-tabs'
 import { TypographyP } from '../ui/typography/TypographyP'
-import { getMainWindow } from '@/shared/memory'
 import i18nResources from '../../configs/i18nResources'
 import log from 'electron-log/renderer'
 import packageJson from '../../../package.json'
@@ -34,7 +33,7 @@ import { useTranslation } from 'react-i18next'
 const frontLog = log.scope('front/App')
 
 function TheApp() {
-    const [language, setLanguage] = useState('en')
+    // const [language, setLanguage] = useState('en')
     const [progress, setProgress] = useState(0)
     const [isJsonFromDisk, setIsJsonFromDisk] = useState(false)
     const [nodeVersion, setNodeVersion] = useState('')
@@ -500,14 +499,14 @@ function TheApp() {
     /**
      * Detect language change.
      */
-    useEffect(() => {
-        // window.languageChange.language((value) => {
-        //     setLanguage(value)
-        // })
+    // useEffect(() => {
+    //     // window.languageChange.language((value) => {
+    //     //     setLanguage(value)
+    //     // })
 
-        // i18next.changeLanguage(language)
-        frontLog.debug('language', language)
-    }, [language])
+    //     // i18next.changeLanguage(language)
+    //     frontLog.debug('language', language)
+    // }, [language])
 
     /**
      * Display information in log and check if App is ready.
@@ -757,7 +756,7 @@ function TheApp() {
                                 <TabsContent value="simple-mesure">
                                     <SimplePanMesure
                                         appReady={appReady}
-                                        language={language}
+                                        language={i18nResources.language}
                                         simpleMesures={runSimpleMesures}
                                         urlsList={urlsList}
                                         setUrlsList={setUrlsList}
@@ -768,7 +767,7 @@ function TheApp() {
                                     <JsonPanMesure
                                         appReady={appReady}
                                         isJsonFromDisk={isJsonFromDisk}
-                                        language={language}
+                                        language={i18nResources.language}
                                         jsonDatas={jsonDatas}
                                         setJsonDatas={setJsonDatas}
                                         mesure={() =>