diff --git a/client/src/components/AppFooter.vue b/client/src/components/AppFooter.vue
index 4783fa15..73f1e0a3 100644
--- a/client/src/components/AppFooter.vue
+++ b/client/src/components/AppFooter.vue
@@ -7,13 +7,13 @@ log.debug("AppFooter created");
 <template>
   <footer class="px-8 py-4 bg-gray-200 border-t flex flex-col lg:flex-row">
     <div>@2022 VBV</div>
-    <div class="lg:ml-8">FAQ</div>
-    <div class="lg:ml-8">Datenschutzbestimmungen</div>
-    <div class="lg:ml-8">Impressum</div>
+    <div class="lg:ml-8">{{ $t("footer.faq") }}</div>
+    <div class="lg:ml-8">{{ $t("footer.dataProtection") }}</div>
+    <div class="lg:ml-8">{{ $t("footer.imprint") }}</div>
     <div class="flex-grow"></div>
     <div>VBV_VERSION_BUILD_NUMBER_VBV</div>
     <div class="lg:ml-8">Deutsch</div>
-    <div class="lg:ml-8">Kontakt</div>
+    <div class="lg:ml-8">{{ $t("footer.contact") }}</div>
   </footer>
 </template>
 
diff --git a/client/src/components/competences/PerformanceCriteriaRow.vue b/client/src/components/competences/PerformanceCriteriaRow.vue
index ea10fa35..5e7dc8f4 100644
--- a/client/src/components/competences/PerformanceCriteriaRow.vue
+++ b/client/src/components/competences/PerformanceCriteriaRow.vue
@@ -32,7 +32,7 @@ const profilePageSlug = route.params["competenceProfilePageSlug"];
           {{ criteria.competence_id }} {{ criteria.title }}
         </h4>
         <p class="hidden lg:block">
-          Lerneinheit:
+          {{ $t("general.learningUnit") }}:
           <router-link class="link" :to="criteria.learning_unit.frontend_url">
             {{ criteria.learning_unit.title }}
           </router-link>
@@ -40,7 +40,7 @@ const profilePageSlug = route.params["competenceProfilePageSlug"];
       </div>
     </div>
     <p class="lg:hidden mb-2">
-      Lerneinheit:
+      {{ $t("general.learningUnit") }}:
       <router-link class="link" :to="criteria.learning_unit.frontend_url">
         {{ criteria.learning_unit.title }}
       </router-link>
@@ -50,7 +50,7 @@ const profilePageSlug = route.params["competenceProfilePageSlug"];
         class="link"
         :to="`/competence/${profilePageSlug}/criteria/${criteria.slug}`"
       >
-        Sich nochmals einschätzen
+        {{ $t("competences.assessAgain") }}
       </router-link>
     </span>
   </div>
diff --git a/client/src/components/learningPath/LearningContent.vue b/client/src/components/learningPath/LearningContent.vue
index 85cb61e2..4353de5b 100644
--- a/client/src/components/learningPath/LearningContent.vue
+++ b/client/src/components/learningPath/LearningContent.vue
@@ -29,8 +29,8 @@ const block = computed(() => {
   <div v-if="block">
     <LearningContentContainer
       :title="learningContent.title"
-      next-button-text="Abschliessen und weiter"
-      exit-text="zurück zum Circle"
+      :next-button-text="$t('learningContent.completeAndContinue')"
+      :exit-text="$t('general.backToCircle')"
       @exit="circleStore.closeLearningContent(props.learningContent)"
       @next="circleStore.continueFromLearningContent(props.learningContent)"
     >
diff --git a/client/src/components/learningPath/LearningContentContainer.vue b/client/src/components/learningPath/LearningContentContainer.vue
index 546681c2..50a12f99 100644
--- a/client/src/components/learningPath/LearningContentContainer.vue
+++ b/client/src/components/learningPath/LearningContentContainer.vue
@@ -37,7 +37,7 @@ const emit = defineEmits(["back", "next", "exit"]);
           data-cy="cancel-and-back"
           @click="$emit('back')"
         >
-          Zurück
+          {{ $t("general.backCapitalized") }}
         </button>
         <button
           type="button"
diff --git a/client/src/components/learningPath/LearningSequence.vue b/client/src/components/learningPath/LearningSequence.vue
index 0cee6e08..5e886550 100644
--- a/client/src/components/learningPath/LearningSequence.vue
+++ b/client/src/components/learningPath/LearningSequence.vue
@@ -141,9 +141,12 @@ const learningSequenceBorderClass = computed(() => {
                     <span
                       v-if="continueTranslationKeyTuple[1]"
                       class="whitespace-nowrap"
-                      >Los geht's
+                    >
+                      {{ $t("general.start") }}
+                    </span>
+                    <span v-else class="whitespace-nowrap">
+                      {{ $t("general.nextStep") }}
                     </span>
-                    <span v-else class="whitespace-nowrap"> Weiter geht's </span>
                   </button>
                   <div class="hidden sm:block"></div>
                   <div class="w-full sm:w-auto">
diff --git a/client/src/components/learningPath/SelfEvaluation.vue b/client/src/components/learningPath/SelfEvaluation.vue
index b2301571..087298cb 100644
--- a/client/src/components/learningPath/SelfEvaluation.vue
+++ b/client/src/components/learningPath/SelfEvaluation.vue
@@ -44,9 +44,9 @@ function handleBack() {
 <template>
   <div v-if="learningUnit">
     <LearningContentContainer
-      :title="`Selbsteinschätzung ${learningUnit.title}`"
-      :exit-text="'zurück zum Circle'"
-      :next-button-text="'Weiter'"
+      :title="$t('selfEvaluation.title', { title: learningUnit.title })"
+      :exit-text="$t('general.backToCircle')"
+      :next-button-text="$t('general.next')"
       :show-back-button="showBackButton"
       @exit="circleStore.closeSelfEvaluation(props.learningUnit)"
       @next="handleContinue()"
@@ -54,14 +54,19 @@ function handleBack() {
     >
       <div class="container-medium">
         <div class="mt-2 lg:mt-8 text-gray-700">
-          Schritt {{ state.questionIndex + 1 }} von {{ questions.length }}
+          {{
+            $t("selfEvaluation.steps", {
+              current: state.questionIndex + 1,
+              max: questions.length,
+            })
+          }}
         </div>
 
         <p class="text-large mt-4">
-          Überprüfe, ob du in der Lernheinheit
-          <span class="font-bold">«{{ learningUnit.title }}»</span> alles verstanden
-          hast.<br />
-          Lies die folgende Aussage und bewerte sie:
+          {{ $t("selfEvaluation.instruction[0]") }}
+          <span class="font-bold">«{{ learningUnit.title }}»</span>
+          {{ $t("selfEvaluation.instruction[1]") }}<br />
+          {{ $t("selfEvaluation.instruction[2]") }}
         </p>
 
         <div class="mt-4 lg:mt-8 p-6 lg:p-12 border">
@@ -80,7 +85,9 @@ function handleBack() {
               @click="circleStore.markCompletion(currentQuestion, 'success')"
             >
               <it-icon-smiley-happy class="w-16 h-16 mr-4"></it-icon-smiley-happy>
-              <span class="font-bold text-large"> Ja, ich kann das. </span>
+              <span class="font-bold text-large">
+                {{ $t("selfEvaluation.yes") }}.
+              </span>
             </button>
             <button
               class="flex-1 inline-flex items-center text-left p-4 border"
@@ -92,12 +99,13 @@ function handleBack() {
               @click="circleStore.markCompletion(currentQuestion, 'fail')"
             >
               <it-icon-smiley-thinking class="w-16 h-16 mr-4"></it-icon-smiley-thinking>
-              <span class="font-bold text-xl"> Das muss ich nochmals anschauen. </span>
+              <span class="font-bold text-xl"> {{ $t("selfEvaluation.no") }}. </span>
             </button>
           </div>
 
           <div class="mt-6 lg:mt-12">
-            Schau dein Fortschritt in deinem KompetenzNavi: KompetenzNavi öffnen
+            {{ $t("selfEvaluation.progressText") }}
+            {{ $t("selfEvaluation.progressLink") }}
           </div>
         </div>
       </div>
diff --git a/client/src/i18n.ts b/client/src/i18n.ts
index 235b991a..c8a4d0c5 100644
--- a/client/src/i18n.ts
+++ b/client/src/i18n.ts
@@ -4,7 +4,7 @@ import { createI18n } from "vue-i18n";
 // https://vue-i18n.intlify.dev/guide/advanced/lazy.html
 export const SUPPORT_LOCALES = ["de", "fr", "it"];
 
-export function setupI18n(options = { locale: "de" }) {
+export function setupI18n(options = { locale: "de", legacy: false }) {
   const i18n = createI18n(options);
   setI18nLanguage(i18n, options.locale);
   return i18n;
diff --git a/client/src/locales/de.json b/client/src/locales/de.json
index 2622f4f7..13be5e12 100644
--- a/client/src/locales/de.json
+++ b/client/src/locales/de.json
@@ -1,11 +1,67 @@
 {
   "general": {
-    "c2aNextStep": "Weiter geht's"
+    "nextStep": "Weiter geht's",
+    "start": "Los geht's",
+    "backToLearningPath": "zurück zum Lernpfad",
+    "backToCircle": "zurück zum Circle",
+    "next": "Weiter",
+    "back": "zurück",
+    "backCapitalized": "@.capitalize:general.back",
+    "save": "Speichern",
+    "learningUnit": "Lerneinheit",
+    "show": "Anschauen"
   },
   "dashboard": {
     "welcome": "Willkommen, {name}"
   },
   "learningPathPage": {
-    "showListView": "Listenansicht anzeigen"
+    "welcomeBack": "Willkommen zurück, {name}",
+    "showListView": "Listenansicht anzeigen",
+    "nextStep": "Nächster Schritt"
+  },
+  "circlePage": {
+    "duration": "Dauer",
+    "circleContentBoxTitle": "Das lernst du in diesem Circle."
+  },
+  "learningContent": {
+    "completeAndContinue": "Abschliessen und weiter"
+  },
+  "selfEvaluation": {
+    "title": "Selbsteinschätzung {title}",
+    "steps": "Schritt {current} von {max}",
+    "instruction": [
+      "Überprüfe, ob du in der Lernheinheit",
+      "alles verstanden hast.",
+      "Lies die folgende Aussage und bewerte sie:"
+    ],
+    "yes": "Ja, ich kann das",
+    "no": "Das muss ich nochmals anschauen",
+    "progressText": "Schau dein Fortschritt in deinem KompetenzNavi:",
+    "progressLink": "KompetenzNavi öffnen"
+  },
+  "competences": {
+    "title": "KompetenzNavi",
+    "lastImprovements": "Letzte verbesserte Kompetenzen",
+    "showAll": "Alle anschauen",
+    "assessment": "Einschätzungen",
+    "notAssessed": "Nicht eingeschätzt",
+    "assessAgain": "Sich nochmals einschätzen"
+  },
+  "mediaLibrary": {
+    "title": "Mediathek",
+    "learningMedia": {
+      "titel": "Lernmedien",
+      "description": "Finde eine vollständige Liste der Bücher und anderen Medien, auf die im Kurs verwiesen wird."
+    },
+    "handlungsfelder": {
+      "title": "Handlungsfeld | Handlungsfelder",
+      "description": "Finde alle Ressourcen der Handlungsfelder wie Lernmedien, Links und andere nützliche Informationen."
+    }
+  },
+  "footer": {
+    "dataProtection": "Datenschutzbestimmungen",
+    "imprint": "Impressum",
+    "contact": "Kontakt",
+    "faq": "FAQ"
   }
 }
diff --git a/client/src/main.ts b/client/src/main.ts
index 062cf3f1..72e108bc 100644
--- a/client/src/main.ts
+++ b/client/src/main.ts
@@ -9,6 +9,12 @@ import router from "./router";
 import type { Router } from "vue-router";
 import "../tailwind.css";
 
+declare module "pinia" {
+  export interface PiniaCustomProperties {
+    router: Router;
+  }
+}
+
 if (window.location.href.indexOf("localhost") >= 0) {
   log.setLevel("trace");
 } else {
@@ -19,20 +25,15 @@ const i18n = setupI18n();
 const app = createApp(App);
 
 // todo: define lang setup
-await loadLocaleMessages(i18n, "de");
+loadLocaleMessages(i18n, "de").then(() => {
+  app.use(router);
 
-app.use(router);
+  const pinia = createPinia();
+  pinia.use(({ store }) => {
+    store.router = markRaw(router);
+  });
+  app.use(pinia);
+  app.use(i18n);
 
-declare module "pinia" {
-  export interface PiniaCustomProperties {
-    router: Router;
-  }
-}
-const pinia = createPinia();
-pinia.use(({ store }) => {
-  store.router = markRaw(router);
+  app.mount("#app");
 });
-app.use(pinia);
-app.use(i18n);
-
-app.mount("#app");
diff --git a/client/src/pages/CockpitPage.vue b/client/src/pages/CockpitPage.vue
index 84f5f146..6c1cf71c 100644
--- a/client/src/pages/CockpitPage.vue
+++ b/client/src/pages/CockpitPage.vue
@@ -21,7 +21,7 @@ const userStore = useUserStore();
               <h3 class="mb-4">Versicherungsvermittler/in</h3>
               <img class="mb-8 block" :src="'/static/icons/demo/vm-lernpfad.svg'" />
               <router-link class="btn-blue" to="/learn/versicherungsvermittlerin-lp">
-                {{ $t("general.c2aNextStep") }}
+                {{ $t("general.nextStep") }}
               </router-link>
             </div>
             <div class="bg-white p-6 md:w-[48%]">
diff --git a/client/src/pages/competence/CompetenceIndexPage.vue b/client/src/pages/competence/CompetenceIndexPage.vue
index a3ebc41b..ac242160 100644
--- a/client/src/pages/competence/CompetenceIndexPage.vue
+++ b/client/src/pages/competence/CompetenceIndexPage.vue
@@ -53,7 +53,7 @@ const countStatus = computed(() => {
       v-if="competenceStore.competenceProfilePage"
       class="flex flex-col lg:flex-row items-center justify-between mb-10"
     >
-      <h1>KompetenzNavi</h1>
+      <h1>{{ $t("competences.title") }}</h1>
       <ItDropdownSelect
         v-model="competenceStore.selectedCircle"
         class="w-full lg:w-96 mt-4 lg:mt-0"
@@ -62,7 +62,7 @@ const countStatus = computed(() => {
     </div>
     <div class="bg-white px-8 py-4 lg:py-8 l mb-4 lg:mb-8">
       <div>
-        <h3 class="pb-4 border-b">Letzte verbesserte Kompetenzen</h3>
+        <h3 class="pb-4 border-b">{{ $t("competences.lastImprovements") }}</h3>
         <ul>
           <li
             v-for="competence in lastUpdatedCompetences"
@@ -85,20 +85,22 @@ const countStatus = computed(() => {
           :to="`${competenceStore.competenceProfilePage?.frontend_url}/competences`"
           class="btn-text inline-flex items-center pl-0 py-2"
         >
-          <span>Alle anschauen</span>
+          <span>{{ $t("competences.showAll") }}</span>
           <it-icon-arrow-right></it-icon-arrow-right>
         </router-link>
       </div>
     </div>
     <div class="bg-white px-8 py-4 lg:py-8 l mb-4 lg:mb-8">
-      <h3 class="pb-4 lg:pb-0 mb-4 border-b lg:border-0">Einschätzungen</h3>
+      <h3 class="pb-4 lg:pb-0 mb-4 border-b lg:border-0">
+        {{ $t("competences.assessment") }}
+      </h3>
       <ul
         class="flex flex-col lg:flex-row lg:items-center lg:justify-between lg:gap-8 mb-6"
       >
         <li
           class="inline-block pb-4 lg:pb-0 mb-4 border-b lg:border-b-0 lg:mb-0 lg:border-r flex-1"
         >
-          <h5 class="text-gray-700 mb-4">«Das muss ich nochmals anschauen»</h5>
+          <h5 class="text-gray-700 mb-4">«{{ $t("selfEvaluation.no") }}»</h5>
           <div class="flex flex-row items-center">
             <it-icon-smiley-thinking class="w-16 h-16"></it-icon-smiley-thinking>
             <p class="text-7xl font-bold inline-block ml-4">{{ countStatus.fail }}</p>
@@ -107,7 +109,7 @@ const countStatus = computed(() => {
         <li
           class="inline-block pb-4 lg:pb-0 mb-4 border-b lg:border-b-0 lg:mb-0 lg:border-r flex-1"
         >
-          <h5 class="text-gray-700 mb-4">«Ja, ich kann das»</h5>
+          <h5 class="text-gray-700 mb-4">«{{ $t("selfEvaluation.no") }}»</h5>
           <div class="flex flex-row items-center">
             <it-icon-smiley-happy class="w-16 h-16"></it-icon-smiley-happy>
             <p class="text-7xl font-bold inline-block ml-4">
@@ -116,7 +118,7 @@ const countStatus = computed(() => {
           </div>
         </li>
         <li class="pb-4 lg:pb-0 border-b lg:border-b-0 lg:mb-0flex-1">
-          <h5 class="text-gray-700 mb-4">Nicht eingeschätzt</h5>
+          <h5 class="text-gray-700 mb-4">{{ $t("competences.notAssessed") }}</h5>
           <div class="flex flex-row items-center">
             <it-icon-smiley-neutral class="w-16 h-16"></it-icon-smiley-neutral>
             <p class="text-7xl font-bold inline-block ml-4">
@@ -129,7 +131,7 @@ const countStatus = computed(() => {
         :to="`${competenceStore.competenceProfilePage?.frontend_url}/criteria`"
         class="btn-text inline-flex items-center pl-0 py-2"
       >
-        <span>Alle anschauen</span>
+        <span>{{ $t("competences.showAll") }}</span>
         <it-icon-arrow-right></it-icon-arrow-right>
       </router-link>
     </div>
@@ -139,7 +141,7 @@ const countStatus = computed(() => {
     >
       <div class="border-b flex flex-row items-center pb-4 mb-4">
         <it-icon-smiley-thinking class="w-11 h-11 mr-5"></it-icon-smiley-thinking>
-        <h3>«Das muss ich nochmals anschauen»</h3>
+        <h3>«{{ $t("selfEvaluation.no") }}»</h3>
       </div>
       <ul class="mb-6">
         <li
@@ -154,7 +156,7 @@ const countStatus = computed(() => {
         :to="`${competenceStore.competenceProfilePage?.frontend_url}/criteria`"
         class="btn-text inline-flex items-center pl-0 py-2"
       >
-        <span>Alle anschauen</span>
+        <span>{{ $t("competences.showAll") }}</span>
         <it-icon-arrow-right></it-icon-arrow-right>
       </router-link>
     </div>
diff --git a/client/src/pages/competence/CompetenceListPage.vue b/client/src/pages/competence/CompetenceListPage.vue
index 1350a2f6..c57369c0 100644
--- a/client/src/pages/competence/CompetenceListPage.vue
+++ b/client/src/pages/competence/CompetenceListPage.vue
@@ -18,7 +18,7 @@ const competenceStore = useCompetenceStore();
         :to="competenceStore.competenceProfilePage?.frontend_url"
       >
         <it-icon-arrow-left />
-        <span>zurück</span>
+        <span>{{ $t("general.back") }}</span>
       </router-link>
     </nav>
     <div class="flex flex-col lg:flex-row items-center justify-between mb-10">
diff --git a/client/src/pages/competence/PerformanceCriteriaPage.vue b/client/src/pages/competence/PerformanceCriteriaPage.vue
index decc673d..ad0eab64 100644
--- a/client/src/pages/competence/PerformanceCriteriaPage.vue
+++ b/client/src/pages/competence/PerformanceCriteriaPage.vue
@@ -6,6 +6,7 @@ import type { CourseCompletionStatus } from "@/types";
 import * as log from "loglevel";
 import type { Ref } from "vue";
 import { computed, ref } from "vue";
+import { useI18n } from "vue-i18n";
 
 log.debug("CompetencesMainView created");
 
@@ -23,20 +24,22 @@ const shownCriteria = computed(() => {
   });
 });
 
+const { t } = useI18n();
+
 const mobileMenuItems: MenuItem[] = [
   {
     id: "fail",
-    name: "«Das muss ich nochmals anschauen»",
+    name: `«${t("selfEvaluation.no")}»`,
     iconName: "it-icon-smiley-thinking",
   },
   {
     id: "success",
-    name: "«Ja, ich kann das»",
+    name: `«${t("selfEvaluation.yes")}»`,
     iconName: "it-icon-smiley-happy",
   },
   {
     id: "unknown",
-    name: "Nicht eingeschätzt",
+    name: t("competences.notAssessed"),
     iconName: "it-icon-smiley-neutral",
   },
 ];
diff --git a/client/src/pages/competence/SinglePerformanceCriteriaPage.vue b/client/src/pages/competence/SinglePerformanceCriteriaPage.vue
index c618ebb1..323ca6bb 100644
--- a/client/src/pages/competence/SinglePerformanceCriteriaPage.vue
+++ b/client/src/pages/competence/SinglePerformanceCriteriaPage.vue
@@ -58,8 +58,8 @@ findCriteria();
   <div v-if="competencePage" class="absolute top-0 w-full bottom-0 bg-white">
     <LearningContentContainer
       :title="''"
-      :exit-text="'zurück'"
-      :next-button-text="'Speichern'"
+      :exit-text="$t('general.back')"
+      :next-button-text="$t('general.save')"
       @exit="router.back()"
       @next="router.back()"
     >
@@ -80,7 +80,7 @@ findCriteria();
               @click="circleStore.markCompletion(currentQuestion, 'success')"
             >
               <it-icon-smiley-happy class="w-16 h-16 mr-4"></it-icon-smiley-happy>
-              <span class="font-bold text-large"> Ja, ich kann das. </span>
+              <span class="font-bold text-large"> {{ $t("selfEvaluation.yes") }} </span>
             </button>
             <button
               class="flex-1 inline-flex items-center text-left p-4 border"
@@ -92,7 +92,7 @@ findCriteria();
               @click="circleStore.markCompletion(currentQuestion, 'fail')"
             >
               <it-icon-smiley-thinking class="w-16 h-16 mr-4"></it-icon-smiley-thinking>
-              <span class="font-bold text-xl"> Das muss ich nochmals anschauen. </span>
+              <span class="font-bold text-xl"> {{ $t("selfEvaluation.no") }} </span>
             </button>
           </div>
         </div>
diff --git a/client/src/pages/learningPath/CirclePage.vue b/client/src/pages/learningPath/CirclePage.vue
index a8cf374a..e0f890f8 100644
--- a/client/src/pages/learningPath/CirclePage.vue
+++ b/client/src/pages/learningPath/CirclePage.vue
@@ -91,14 +91,14 @@ onMounted(async () => {
                   data-cy="back-to-learning-path-button"
                 >
                   <it-icon-arrow-left class="-ml-1 mr-1 h-5 w-5"></it-icon-arrow-left>
-                  <span class="inline">zurück zum Lernpfad</span>
+                  <span class="inline">{{ $t("general.backToLearningPath") }}</span>
                 </router-link>
 
                 <h1 class="text-blue-dark text-4xl lg:text-6xl" data-cy="circle-title">
                   {{ circleStore.circle?.title }}
                 </h1>
 
-                <div class="mt-2">Dauer: {{ duration }}</div>
+                <div class="mt-2">{{ $t("circlePage.duration") }}: {{ duration }}</div>
 
                 <div class="w-full mt-8">
                   <CircleDiagram></CircleDiagram>
@@ -120,7 +120,9 @@ onMounted(async () => {
 
                 <div class="hidden lg:block">
                   <div class="block border mt-8 p-6">
-                    <h3 class="text-blue-dark">Das lernst du in diesem Circle.</h3>
+                    <h3 class="text-blue-dark">
+                      {{ $t("circlePage.circleContentBoxTitle") }}
+                    </h3>
                     <div class="leading-relaxed mt-4">
                       {{ circleStore.circle?.description }}
                     </div>
diff --git a/client/src/pages/learningPath/LearningPathPage.vue b/client/src/pages/learningPath/LearningPathPage.vue
index 30b6e245..2d20dc22 100644
--- a/client/src/pages/learningPath/LearningPathPage.vue
+++ b/client/src/pages/learningPath/LearningPathPage.vue
@@ -82,14 +82,16 @@ const createContinueUrl = (learningPath: LearningPath): [string, boolean] => {
             class="bg-white p-4 lg:mb-16 flex flex-col lg:flex-row divide-y lg:divide-y-0 lg:divide-x divide-gray-500 justify-start"
           >
             <div class="p-2 lg:p-8 flex-auto">
-              <h2>Willkommmen zurück, {{ userStore.first_name }}</h2>
+              <h2>
+                {{ $t("learningPathPage.welcomeBack", { name: userStore.first_name }) }}
+              </h2>
               <p class="mt-4 text-xl"></p>
             </div>
             <div
               v-if="learningPathStore.learningPath.nextLearningContent"
               class="p-4 lg:p-8 flex-2"
             >
-              Nächster Schritt
+              {{ $t("learningPathPage.nextStep") }}
               <h3>
                 {{
                   learningPathStore.learningPath.nextLearningContent.parentCircle.title
@@ -106,9 +108,9 @@ const createContinueUrl = (learningPath: LearningPath): [string, boolean] => {
                 translate
               >
                 <span v-if="createContinueUrl(learningPathStore.learningPath)[1]">
-                  Los geht's
+                  {{ $t("general.start") }}
                 </span>
-                <span v-else>Weiter geht's</span>
+                <span v-else>{{ $t("general.nextStep") }}</span>
               </router-link>
             </div>
           </div>
diff --git a/client/src/pages/mediaLibrary/MLCategoryDetailPage.vue b/client/src/pages/mediaLibrary/MLCategoryDetailPage.vue
index ba6037a0..f56541e6 100644
--- a/client/src/pages/mediaLibrary/MLCategoryDetailPage.vue
+++ b/client/src/pages/mediaLibrary/MLCategoryDetailPage.vue
@@ -71,12 +71,14 @@ function hasMoreItemsForType<T>(itemType: MediaBlockType, items: T[]) {
             :to="(backLink as string)"
           >
             <it-icon-arrow-left />
-            <span>zurück</span>
+            <span>{{ $t("general.back") }}</span>
           </router-link>
         </nav>
         <div class="flex md:flex-col lg:flex-row justify-between">
           <div class="lg:w-6/12">
-            <h3 class="font-normal text-large text-gray-900 mb-3">Handlungsfeld</h3>
+            <h3 class="font-normal text-large text-gray-900 mb-3">
+              {{ $t("mediaLibrary.handlungsfelder.title", 1) }}
+            </h3>
             <h1 class="mb-4 lg:mb-8" data-cy="hf-title">{{ mediaCategory.title }}</h1>
             <p class="text-large">{{ mediaCategory.introduction_text }}</p>
           </div>
diff --git a/client/src/pages/mediaLibrary/MLCategoryIndexPage.vue b/client/src/pages/mediaLibrary/MLCategoryIndexPage.vue
index 84790d3d..fd4b8fe7 100644
--- a/client/src/pages/mediaLibrary/MLCategoryIndexPage.vue
+++ b/client/src/pages/mediaLibrary/MLCategoryIndexPage.vue
@@ -27,7 +27,7 @@ watch(dropdownSelected, (newValue) =>
 <template>
   <div class="container-large">
     <div class="flex flex-col lg:flex-row items-center justify-between mb-10 mt-6">
-      <h1>Handlungsfelder</h1>
+      <h1>{{ $t("mediaLibrary.handlungsfelder.title", categories.length) }}</h1>
       <!--      <ItDropdownSelect v-model="dropdownSelected" :items="mediaStore.availableLearningPaths"></ItDropdownSelect>-->
     </div>
     <div v-if="mediaStore.mediaLibraryPage">
diff --git a/client/src/pages/mediaLibrary/MLIndexPage.vue b/client/src/pages/mediaLibrary/MLIndexPage.vue
index e8832ab6..af520c2c 100644
--- a/client/src/pages/mediaLibrary/MLIndexPage.vue
+++ b/client/src/pages/mediaLibrary/MLIndexPage.vue
@@ -28,27 +28,26 @@ watch(dropdownSelected, (newValue) =>
 <template>
   <div class="container-large">
     <div class="flex flex-col lg:flex-row items-center justify-between mb-12 mt-6">
-      <h1>Mediathek</h1>
+      <h1>{{ $t("mediaLibrary.title") }}</h1>
       <!--      <ItDropdownSelect-->
       <!--        v-model="dropdownSelected"-->
       <!--        :items="mediaStore.availableLearningPaths"></ItDropdownSelect>-->
     </div>
     <OverviewCard
       v-if="mediaStore.mediaLibraryPage"
-      title="Handlungsfelder"
-      call2-action="Anschauen"
+      :title="$t('mediaLibrary.handlungsfelder.title', 2)"
+      :call2-action="$t('general.show')"
       :link="`${mediaStore.mediaLibraryPage.frontend_url}/category`"
-      description="Finde alle Ressourcen der Handlungsfelder wie Lernmedien, Links und andere nützliche Informationen."
+      :description="$t('mediaLibrary.handlungsfelder.description')"
       icon="handlungsfelder-overview"
       class="mb-6"
-    >
-    </OverviewCard>
+    ></OverviewCard>
     <OverviewCard
       v-if="mediaStore.mediaLibraryPage && generalCategory"
-      title="Lernmedien"
-      call2-action="Anschauen"
+      :title="$t('mediaLibrary.learningMedia.titel')"
+      :call2-action="$t('general.show')"
       :link="`${generalCategory.frontend_url}/media`"
-      description="Finde eine vollständige Liste der Bücher und anderen Medien, auf die im Kurs verwiesen wird."
+      :description="$t('mediaLibrary.learningMedia.description')"
       icon="lernmedien-overview"
       class="mb-6"
     >
diff --git a/client/vite.config.ts b/client/vite.config.ts
index 5c8a83a0..4ac97ce4 100644
--- a/client/vite.config.ts
+++ b/client/vite.config.ts
@@ -33,6 +33,11 @@ export default defineConfig(({ mode }) => {
         // ]
       }),
     ],
+    define: {
+      __VUE_I18N_FULL_INSTALL__: true,
+      __VUE_I18N_LEGACY_API__: false,
+      __INTLIFY_PROD_DEVTOOLS__: false,
+    },
     server: {
       port: 5173,
       hmr: { port: 5173 },
diff --git a/server/config/settings/base.py b/server/config/settings/base.py
index 1d981855..ca59dbb0 100644
--- a/server/config/settings/base.py
+++ b/server/config/settings/base.py
@@ -414,9 +414,9 @@ else:
 
     structlog.configure(
         processors=shared_processors
-                   + [
-                       structlog.stdlib.ProcessorFormatter.wrap_for_formatter,
-                   ],
+        + [
+            structlog.stdlib.ProcessorFormatter.wrap_for_formatter,
+        ],
         context_class=dict,
         logger_factory=structlog.stdlib.LoggerFactory(),
         wrapper_class=structlog.stdlib.BoundLogger,