diff --git a/apps/console/src/pages/organizations/cookie-banners/configuration/translations/CookieBannerTranslationsPage.tsx b/apps/console/src/pages/organizations/cookie-banners/configuration/translations/CookieBannerTranslationsPage.tsx
index 0f7c84ea3..58c6cfab8 100644
--- a/apps/console/src/pages/organizations/cookie-banners/configuration/translations/CookieBannerTranslationsPage.tsx
+++ b/apps/console/src/pages/organizations/cookie-banners/configuration/translations/CookieBannerTranslationsPage.tsx
@@ -41,6 +41,8 @@ export const cookieBannerTranslationsPageQuery = graphql`
             node {
               id
               name
+              slug
+              description
               kind
             }
           }
@@ -79,30 +81,44 @@ export default function CookieBannerTranslationsPage({
     t => t.language === selectedLanguage,
   );
 
-  const translationJson = useMemo(() => {
-    if (!selectedTranslation) return null;
+  const { uiStrings, categoryTranslations } = useMemo(() => {
+    if (!selectedTranslation) {
+      return { uiStrings: null, categoryTranslations: null };
+    }
     try {
-      return JSON.parse(selectedTranslation.translations) as Record<
-        string,
-        string
-      >;
+      const raw = JSON.parse(selectedTranslation.translations) as Record<string, unknown>;
+      const ui: Record<string, string> = {};
+      let cats: Record<string, { name: string; description: string }> | null = null;
+
+      for (const [k, v] of Object.entries(raw)) {
+        if (k === "categories" && typeof v === "object" && v !== null) {
+          cats = v as Record<string, { name: string; description: string }>;
+        } else if (typeof v === "string") {
+          ui[k] = v;
+        }
+      }
+
+      return { uiStrings: ui, categoryTranslations: cats };
     } catch {
-      return null;
+      return { uiStrings: null, categoryTranslations: null };
     }
   }, [selectedTranslation]);
 
-  const categoryNames = useMemo(
+  const categories = useMemo(
     () =>
       banner.categories.edges.map(e => ({
+        id: e.node.id,
         name: e.node.name,
+        slug: e.node.slug,
+        description: e.node.description,
         kind: e.node.kind,
-      })) ?? [],
+      })),
     [banner.categories],
   );
 
   const necessaryCategoryName = useMemo(
-    () => categoryNames.find(c => c.kind === "NECESSARY")?.name ?? "Necessary",
-    [categoryNames],
+    () => categories.find(c => c.kind === "NECESSARY")?.name ?? "Necessary",
+    [categories],
   );
 
   return (
@@ -129,9 +145,10 @@ export default function CookieBannerTranslationsPage({
         key={selectedLanguage}
         cookieBannerId={banner.id}
         language={selectedLanguage}
-        existingTranslations={translationJson}
+        existingTranslations={uiStrings}
+        existingCategoryTranslations={categoryTranslations}
         showBranding={banner.showBranding}
-        categoryNames={categoryNames.map(c => c.name)}
+        categories={categories}
         necessaryCategoryName={necessaryCategoryName}
       />
 
diff --git a/apps/console/src/pages/organizations/cookie-banners/configuration/translations/_components/PanelPreview.tsx b/apps/console/src/pages/organizations/cookie-banners/configuration/translations/_components/PanelPreview.tsx
index ea958f59d..d9bd0e70d 100644
--- a/apps/console/src/pages/organizations/cookie-banners/configuration/translations/_components/PanelPreview.tsx
+++ b/apps/console/src/pages/organizations/cookie-banners/configuration/translations/_components/PanelPreview.tsx
@@ -12,19 +12,29 @@
 // OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
 // PERFORMANCE OF THIS SOFTWARE.
 
+interface CategoryPreview {
+  name: string;
+  description: string;
+  isNecessary: boolean;
+}
+
 interface PanelPreviewProps {
   panelTitle: string;
   panelDescription: string;
+  buttonAcceptAll: string;
+  buttonRejectAll: string;
   buttonSave: string;
-  categoryNames: string[];
+  categories: CategoryPreview[];
   necessaryCategoryName: string;
 }
 
 export function PanelPreview({
   panelTitle,
   panelDescription,
+  buttonAcceptAll,
+  buttonRejectAll,
   buttonSave,
-  categoryNames,
+  categories,
   necessaryCategoryName,
 }: PanelPreviewProps) {
   const descriptionParts = panelDescription.split(
@@ -46,7 +56,7 @@ export function PanelPreview({
         lineHeight: 1.5,
         maxWidth: 380,
         width: "100%",
-        padding: "24px",
+        padding: "24px 24px 12px 24px",
       }}
     >
       <p
@@ -79,9 +89,9 @@ export function PanelPreview({
       </p>
 
       <div style={{ display: "flex", flexDirection: "column", gap: 12 }}>
-        {categoryNames.map(name => (
+        {categories.map(cat => (
           <div
-            key={name}
+            key={cat.name}
             style={{
               display: "flex",
               alignItems: "center",
@@ -90,18 +100,32 @@ export function PanelPreview({
               borderBottom: "1px solid var(--probo-border, #e0e0e0)",
             }}
           >
-            <span style={{ fontWeight: 500 }}>{name}</span>
+            <div style={{ display: "flex", flexDirection: "column", gap: 2, flex: 1, minWidth: 0 }}>
+              <span style={{ fontWeight: 500 }}>{cat.name}</span>
+              {cat.description && (
+                <span
+                  style={{
+                    fontSize: "calc(var(--probo-font-size, 14px) - 2px)",
+                    color: "var(--probo-text-secondary, #555555)",
+                  }}
+                >
+                  {cat.description}
+                </span>
+              )}
+            </div>
             <div
               style={{
                 width: 36,
                 height: 20,
                 borderRadius: 10,
                 background:
-                  name === necessaryCategoryName
+                  cat.isNecessary
                     ? "var(--probo-accent, #1a1a1a)"
                     : "var(--probo-border, #e0e0e0)",
                 position: "relative",
                 cursor: "default",
+                flexShrink: 0,
+                marginLeft: 12,
               }}
             >
               <div
@@ -112,8 +136,7 @@ export function PanelPreview({
                   background: "var(--probo-bg, #ffffff)",
                   position: "absolute",
                   top: 2,
-                  left:
-                    name === necessaryCategoryName ? 18 : 2,
+                  left: cat.isNecessary ? 18 : 2,
                   transition: "left 0.2s",
                 }}
               />
@@ -122,11 +145,19 @@ export function PanelPreview({
         ))}
       </div>
 
-      <div style={{ marginTop: 20 }}>
+      <div
+        style={{
+          display: "flex",
+          gap: 8,
+          flexWrap: "wrap",
+          marginTop: 20,
+          paddingBottom: 12,
+        }}
+      >
         <button
           type="button"
           style={{
-            padding: "8px 16px",
+            padding: "8px 10px",
             borderRadius: "var(--probo-btn-radius, 8px)",
             border: "1px solid var(--probo-accent, #1a1a1a)",
             background: "var(--probo-accent, #1a1a1a)",
@@ -136,7 +167,46 @@ export function PanelPreview({
             fontWeight: 500,
             lineHeight: "normal",
             cursor: "pointer",
-            width: "100%",
+            whiteSpace: "nowrap",
+          }}
+        >
+          {buttonAcceptAll}
+        </button>
+        <button
+          type="button"
+          style={{
+            padding: "8px 10px",
+            borderRadius: "var(--probo-btn-radius, 8px)",
+            border: "1px solid var(--probo-border, #e0e0e0)",
+            background:
+              "color-mix(in srgb, var(--probo-text, #1a1a1a) 8%, var(--probo-bg, #ffffff))",
+            color: "var(--probo-text, #1a1a1a)",
+            fontFamily: "inherit",
+            fontSize: "var(--probo-font-size, 14px)",
+            fontWeight: 500,
+            lineHeight: "normal",
+            cursor: "pointer",
+            whiteSpace: "nowrap",
+          }}
+        >
+          {buttonRejectAll}
+        </button>
+        <button
+          type="button"
+          style={{
+            padding: "8px 10px",
+            borderRadius: "var(--probo-btn-radius, 8px)",
+            border: "none",
+            background: "transparent",
+            color: "var(--probo-accent, #1a1a1a)",
+            fontFamily: "inherit",
+            fontSize: "var(--probo-font-size, 14px)",
+            fontWeight: 500,
+            lineHeight: "normal",
+            cursor: "pointer",
+            whiteSpace: "nowrap",
+            textDecoration: "underline",
+            flex: 1,
           }}
         >
           {buttonSave}
diff --git a/apps/console/src/pages/organizations/cookie-banners/configuration/translations/_components/PanelTranslationSection.tsx b/apps/console/src/pages/organizations/cookie-banners/configuration/translations/_components/PanelTranslationSection.tsx
index 018f92197..cc66e362c 100644
--- a/apps/console/src/pages/organizations/cookie-banners/configuration/translations/_components/PanelTranslationSection.tsx
+++ b/apps/console/src/pages/organizations/cookie-banners/configuration/translations/_components/PanelTranslationSection.tsx
@@ -18,15 +18,18 @@ import { Controller, useFormContext, useWatch } from "react-hook-form";
 
 import { PanelPreview } from "./PanelPreview";
 import { TRANSLATION_LABELS } from "./translationDefaults";
-import type { TranslationFormValues } from "./TranslationEditor";
+import type {
+  CategoryInfo,
+  TranslationFormValues,
+} from "./TranslationEditor";
 
 interface PanelTranslationSectionProps {
-  categoryNames: string[];
+  categories: CategoryInfo[];
   necessaryCategoryName: string;
 }
 
 export function PanelTranslationSection({
-  categoryNames,
+  categories,
   necessaryCategoryName,
 }: PanelTranslationSectionProps) {
   const { __ } = useTranslate();
@@ -34,7 +37,21 @@ export function PanelTranslationSection({
 
   const panelTitle = useWatch({ control, name: "panel_title" });
   const panelDescription = useWatch({ control, name: "panel_description" });
+  const buttonAcceptAll = useWatch({ control, name: "button_accept_all" });
+  const buttonRejectAll = useWatch({ control, name: "button_reject_all" });
   const buttonSave = useWatch({ control, name: "button_save" });
+  const categoryTranslations = useWatch({ control, name: "categories" });
+
+  const visibleCategories = categories.filter(c => c.kind !== "UNCATEGORISED");
+
+  const previewCategories = categories.map((c) => {
+    const translated = categoryTranslations?.[c.id];
+    return {
+      name: translated?.name || c.name,
+      description: translated?.description || c.description,
+      isNecessary: c.kind === "NECESSARY",
+    };
+  });
 
   return (
     <div className="space-y-4">
@@ -57,9 +74,6 @@ export function PanelTranslationSection({
               render={({ field }) => (
                 <Field
                   label={__(TRANSLATION_LABELS.panel_description)}
-                  // description={__(
-                  //   "Use {{necessary_category}} to insert the necessary category name.",
-                  // )}
                 >
                   <Textarea {...field} rows={3} />
                 </Field>
@@ -127,12 +141,53 @@ export function PanelTranslationSection({
           <PanelPreview
             panelTitle={panelTitle}
             panelDescription={panelDescription}
+            buttonAcceptAll={buttonAcceptAll}
+            buttonRejectAll={buttonRejectAll}
             buttonSave={buttonSave}
-            categoryNames={categoryNames}
+            categories={previewCategories}
             necessaryCategoryName={necessaryCategoryName}
           />
         </div>
       </div>
+
+      {visibleCategories.length > 0 && (
+        <div className="space-y-4">
+          <h4 className="text-sm font-medium text-txt-secondary">
+            {__("Category names")}
+          </h4>
+          <div className="grid grid-cols-2 gap-4">
+            {visibleCategories.map(cat => (
+              <Card key={cat.id} className="border p-4 space-y-3">
+                <div className="text-sm text-txt-secondary">
+                  {cat.name}
+                  {" "}
+                  <span className="text-txt-secondary/60">
+                    {`(${cat.slug})`}
+                  </span>
+                </div>
+                <Controller
+                  control={control}
+                  name={`categories.${cat.id}.name`}
+                  render={({ field }) => (
+                    <Field label={__("Translated name")}>
+                      <Input {...field} placeholder={cat.name} />
+                    </Field>
+                  )}
+                />
+                <Controller
+                  control={control}
+                  name={`categories.${cat.id}.description`}
+                  render={({ field }) => (
+                    <Field label={__("Translated description")}>
+                      <Textarea {...field} placeholder={cat.description} rows={2} />
+                    </Field>
+                  )}
+                />
+              </Card>
+            ))}
+          </div>
+        </div>
+      )}
     </div>
   );
 }
diff --git a/apps/console/src/pages/organizations/cookie-banners/configuration/translations/_components/PlaceholderPreview.tsx b/apps/console/src/pages/organizations/cookie-banners/configuration/translations/_components/PlaceholderPreview.tsx
index bb47fafc4..ea2d97cb6 100644
--- a/apps/console/src/pages/organizations/cookie-banners/configuration/translations/_components/PlaceholderPreview.tsx
+++ b/apps/console/src/pages/organizations/cookie-banners/configuration/translations/_components/PlaceholderPreview.tsx
@@ -18,21 +18,40 @@ interface PlaceholderPreviewProps {
   categoryName: string;
 }
 
+function LockIcon() {
+  return (
+    <svg
+      xmlns="http://www.w3.org/2000/svg"
+      width="24"
+      height="24"
+      viewBox="0 0 24 24"
+      fill="none"
+      stroke="currentColor"
+      strokeWidth="2"
+      strokeLinecap="round"
+      strokeLinejoin="round"
+    >
+      <rect x="3" y="11" width="18" height="11" rx="2" ry="2" />
+      <path d="M7 11V7a5 5 0 0 1 10 0v4" />
+    </svg>
+  );
+}
+
 export function PlaceholderPreview({
   placeholderText,
   placeholderButton,
   categoryName,
 }: PlaceholderPreviewProps) {
-  const displayText = placeholderText.replace("{{category}}", categoryName);
+  const parts = placeholderText.split("{{category}}");
+  const hasPlaceholder = parts.length > 1;
 
   return (
     <div
       style={{
         background: "var(--probo-bg, #ffffff)",
-        color: "var(--probo-text, #1a1a1a)",
+        color: "var(--probo-text-secondary, #555555)",
         borderRadius: "var(--probo-radius, 12px)",
-        boxShadow:
-          "var(--probo-shadow, 0 4px 24px rgba(0, 0, 0, 0.12))",
+        border: "1px dashed var(--probo-border, #e0e0e0)",
         fontFamily:
           "var(--probo-font-family, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif)",
         fontSize: "var(--probo-font-size, 14px)",
@@ -43,47 +62,37 @@ export function PlaceholderPreview({
         display: "flex",
         flexDirection: "column",
         alignItems: "center",
-        gap: 16,
+        gap: 12,
         textAlign: "center",
+        minHeight: 120,
+        boxSizing: "border-box",
       }}
     >
-      <div
-        style={{
-          width: 48,
-          height: 48,
-          borderRadius: "50%",
-          background:
-            "color-mix(in srgb, var(--probo-text, #1a1a1a) 8%, var(--probo-bg, #ffffff))",
-          display: "flex",
-          alignItems: "center",
-          justifyContent: "center",
-          fontSize: 20,
-        }}
-      >
-        🍪
-      </div>
-      <p
-        style={{
-          color: "var(--probo-text-secondary, #555555)",
-          margin: 0,
-        }}
-      >
-        {displayText}
+      <span style={{ color: "var(--probo-text-secondary, #555555)" }}>
+        <LockIcon />
+      </span>
+      <p style={{ margin: 0 }}>
+        {hasPlaceholder
+          ? (
+              <>
+                {parts[0]}
+                <strong>{categoryName}</strong>
+                {parts[1]}
+              </>
+            )
+          : placeholderText.replace("{{category}}", categoryName)}
       </p>
       <button
         type="button"
         style={{
-          padding: "8px 16px",
-          borderRadius: "var(--probo-btn-radius, 8px)",
-          border: "1px solid var(--probo-border, #e0e0e0)",
-          background:
-            "color-mix(in srgb, var(--probo-text, #1a1a1a) 8%, var(--probo-bg, #ffffff))",
-          color: "var(--probo-text, #1a1a1a)",
-          fontFamily: "inherit",
-          fontSize: "var(--probo-font-size, 14px)",
-          fontWeight: 500,
-          lineHeight: "normal",
+          background: "none",
+          border: "none",
+          color: "var(--probo-accent, #1a1a1a)",
+          textDecoration: "underline",
           cursor: "pointer",
+          fontFamily: "inherit",
+          fontSize: "inherit",
+          padding: 0,
         }}
       >
         {placeholderButton}
diff --git a/apps/console/src/pages/organizations/cookie-banners/configuration/translations/_components/TranslationEditor.tsx b/apps/console/src/pages/organizations/cookie-banners/configuration/translations/_components/TranslationEditor.tsx
index 7d5e3282b..c2fbf8eb0 100644
--- a/apps/console/src/pages/organizations/cookie-banners/configuration/translations/_components/TranslationEditor.tsx
+++ b/apps/console/src/pages/organizations/cookie-banners/configuration/translations/_components/TranslationEditor.tsx
@@ -25,7 +25,7 @@ import type { TranslationEditorMutation } from "#/__generated__/core/Translation
 import { BannerTranslationSection } from "./BannerTranslationSection";
 import { PanelTranslationSection } from "./PanelTranslationSection";
 import { PlaceholderTranslationSection } from "./PlaceholderTranslationSection";
-import { ALL_KEYS } from "./translationDefaults";
+import { ALL_KEYS, type TranslationKey } from "./translationDefaults";
 
 const upsertTranslationMutation = graphql`
   mutation TranslationEditorMutation(
@@ -49,14 +49,30 @@ const upsertTranslationMutation = graphql`
   }
 `;
 
-export type TranslationFormValues = Record<string, string>;
+export type TranslationFormValues = Record<TranslationKey, string> & {
+  categories: CategoryTranslations;
+};
+
+export interface CategoryInfo {
+  id: string;
+  name: string;
+  slug: string;
+  description: string;
+  kind: string;
+}
+
+export type CategoryTranslations = Record<
+  string,
+  { name: string; description: string }
+>;
 
 interface TranslationEditorProps {
   cookieBannerId: string;
   language: string;
   existingTranslations: Record<string, string> | null;
+  existingCategoryTranslations: CategoryTranslations | null;
   showBranding: boolean;
-  categoryNames: string[];
+  categories: CategoryInfo[];
   necessaryCategoryName: string;
 }
 
@@ -64,8 +80,9 @@ export function TranslationEditor({
   cookieBannerId,
   language,
   existingTranslations,
+  existingCategoryTranslations,
   showBranding,
-  categoryNames,
+  categories,
   necessaryCategoryName,
 }: TranslationEditorProps) {
   const { __ } = useTranslate();
@@ -75,24 +92,51 @@ export function TranslationEditor({
     = useMutation<TranslationEditorMutation>(upsertTranslationMutation);
 
   const defaultValues = useMemo(() => {
-    const values: Record<string, string> = {};
+    const translations: Record<string, string> = {};
     for (const key of ALL_KEYS) {
-      values[key] = existingTranslations?.[key] ?? "";
+      translations[key] = existingTranslations?.[key] ?? "";
     }
-    return values;
-  }, [existingTranslations]);
+
+    const catDefaults: CategoryTranslations = {};
+    for (const cat of categories) {
+      if (cat.kind === "UNCATEGORISED") continue;
+      const existing = existingCategoryTranslations?.[cat.id];
+      catDefaults[cat.id] = {
+        name: existing?.name ?? "",
+        description: existing?.description ?? "",
+      };
+    }
+
+    return {
+      ...translations,
+      categories: catDefaults,
+    } as TranslationFormValues;
+  }, [existingTranslations, existingCategoryTranslations, categories]);
 
   const methods = useForm<TranslationFormValues>({
     defaultValues,
   });
 
   const handleSave = (formData: TranslationFormValues) => {
+    const { categories: catTranslations, ...translations } = formData;
+    const payload: Record<string, unknown> = { ...translations };
+
+    const nonEmpty: CategoryTranslations = {};
+    for (const [id, entry] of Object.entries(catTranslations)) {
+      if (entry.name || entry.description) {
+        nonEmpty[id] = entry;
+      }
+    }
+    if (Object.keys(nonEmpty).length > 0) {
+      payload.categories = nonEmpty;
+    }
+
     upsertTranslation({
       variables: {
         input: {
           cookieBannerId,
           language,
-          translations: JSON.stringify(formData),
+          translations: JSON.stringify(payload),
         },
       },
       onCompleted() {
@@ -123,11 +167,11 @@ export function TranslationEditor({
       >
         <BannerTranslationSection showBranding={showBranding} />
         <PanelTranslationSection
-          categoryNames={categoryNames}
+          categories={categories}
           necessaryCategoryName={necessaryCategoryName}
         />
         <PlaceholderTranslationSection
-          exampleCategoryName={categoryNames[1] ?? categoryNames[0] ?? "Analytics"}
+          exampleCategoryName={categories[1]?.name ?? categories[0]?.name ?? "Analytics"}
         />
 
         <Button type="submit" disabled={isUpserting}>
diff --git a/pkg/cookiebanner/defaults.go b/pkg/cookiebanner/defaults.go
index 11ce9f428..7fd0427f6 100644
--- a/pkg/cookiebanner/defaults.go
+++ b/pkg/cookiebanner/defaults.go
@@ -30,6 +30,33 @@ var defaultCategories = []struct {
 	{"Uncategorised", "uncategorised", "Cookies that have not been assigned to a category yet.", coredata.CookieCategoryKindUncategorised, 4},
 }
 
+var defaultCategoryTranslationsByLanguage = map[string]map[string]struct {
+	Name        string
+	Description string
+}{
+	"fr": {
+		"necessary":     {"Nécessaires", "Cookies essentiels au bon fonctionnement du site web."},
+		"analytics":     {"Analytiques", "Cookies qui aident à comprendre comment les visiteurs interagissent avec le site web."},
+		"advertising":   {"Publicitaires", "Cookies utilisés pour diffuser des publicités pertinentes et suivre les campagnes."},
+		"functional":    {"Fonctionnels", "Cookies qui permettent des fonctionnalités améliorées et la personnalisation."},
+		"uncategorised": {"Non classés", "Cookies qui n'ont pas encore été assignés à une catégorie."},
+	},
+	"de": {
+		"necessary":     {"Notwendige", "Wesentliche Cookies, die für das ordnungsgemäße Funktionieren der Website erforderlich sind."},
+		"analytics":     {"Analytische", "Cookies, die helfen zu verstehen, wie Besucher mit der Website interagieren."},
+		"advertising":   {"Werbe", "Cookies, die verwendet werden, um relevante Werbung zu liefern und Kampagnen zu verfolgen."},
+		"functional":    {"Funktionale", "Cookies, die erweiterte Funktionalität und Personalisierung ermöglichen."},
+		"uncategorised": {"Nicht kategorisiert", "Cookies, die noch keiner Kategorie zugeordnet wurden."},
+	},
+	"es": {
+		"necessary":     {"Necesarias", "Cookies esenciales necesarias para el correcto funcionamiento del sitio web."},
+		"analytics":     {"Analíticas", "Cookies que ayudan a entender cómo los visitantes interactúan con el sitio web."},
+		"advertising":   {"Publicitarias", "Cookies utilizadas para mostrar anuncios relevantes y rastrear campañas."},
+		"functional":    {"Funcionales", "Cookies que permiten funcionalidades mejoradas y personalización."},
+		"uncategorised": {"Sin categoría", "Cookies que aún no han sido asignadas a una categoría."},
+	},
+}
+
 var defaultUIStringsByLanguage = map[string]map[string]string{
 	"en": {
 		"banner_title":             "Cookie Preferences",
diff --git a/pkg/cookiebanner/service.go b/pkg/cookiebanner/service.go
index c2a15c9ed..399d58eb0 100644
--- a/pkg/cookiebanner/service.go
+++ b/pkg/cookiebanner/service.go
@@ -531,6 +531,7 @@ func (s *Service) CreateCookieBanner(
 				return fmt.Errorf("cannot insert cookie banner: %w", err)
 			}
 
+			slugToGID := make(map[string]gid.GID, len(defaultCategories))
 			for _, dc := range defaultCategories {
 				category := &coredata.CookieCategory{
 					ID:             gid.New(scope.GetTenantID(), coredata.CookieCategoryEntityType),
@@ -548,12 +549,34 @@ func (s *Service) CreateCookieBanner(
 				if err := category.Insert(ctx, tx, scope); err != nil {
 					return fmt.Errorf("cannot insert default cookie category %q: %w", dc.Name, err)
 				}
+
+				slugToGID[dc.Slug] = category.ID
 			}
 
 			for lang, uiStrings := range defaultUIStringsByLanguage {
-				translationsJSON, err := json.Marshal(uiStrings)
+				blob := make(map[string]any, len(uiStrings)+1)
+				for k, v := range uiStrings {
+					blob[k] = v
+				}
+
+				if catDefaults, ok := defaultCategoryTranslationsByLanguage[lang]; ok {
+					catMap := make(map[string]map[string]string, len(catDefaults))
+					for slug, ct := range catDefaults {
+						if id, exists := slugToGID[slug]; exists {
+							catMap[id.String()] = map[string]string{
+								"name":        ct.Name,
+								"description": ct.Description,
+							}
+						}
+					}
+					if len(catMap) > 0 {
+						blob["categories"] = catMap
+					}
+				}
+
+				translationsJSON, err := json.Marshal(blob)
 				if err != nil {
-					return fmt.Errorf("cannot marshal default UI strings for %s: %w", lang, err)
+					return fmt.Errorf("cannot marshal default translations for %s: %w", lang, err)
 				}
 
 				translation := &coredata.CookieBannerTranslation{