diff --git a/backend/src/admin/core/sessions/authorization/dto/authorization.obj.ts b/backend/src/admin/core/sessions/authorization/dto/authorization.obj.ts
index 98aa7d819..480bd26a5 100644
--- a/backend/src/admin/core/sessions/authorization/dto/authorization.obj.ts
+++ b/backend/src/admin/core/sessions/authorization/dto/authorization.obj.ts
@@ -2,7 +2,7 @@ import { Field, ObjectType } from "@nestjs/graphql";
 
 import { AuthorizationCurrentUserObj } from "@/src/core/sessions/authorization/dto/authorization.obj";
 @ObjectType()
-class RebuildRequiredObj {
+export class RebuildRequiredObj {
   @Field(() => Boolean)
   themes: boolean;
 
diff --git a/backend/src/core/sessions/authorization/authorization.service.ts b/backend/src/core/sessions/authorization/authorization.service.ts
index 16e2c948e..3487028a3 100644
--- a/backend/src/core/sessions/authorization/authorization.service.ts
+++ b/backend/src/core/sessions/authorization/authorization.service.ts
@@ -6,6 +6,7 @@ import { AuthorizationCoreSessionsObj } from "./dto/authorization.obj";
 
 import { Ctx } from "@/types/context.type";
 import { DatabaseService } from "@/database/database.service";
+import { getConfigFile } from "@/functions/config/get-config-file";
 
 @Injectable()
 export class AuthorizationCoreSessionsService {
@@ -69,6 +70,7 @@ export class AuthorizationCoreSessionsService {
     res
   }: Ctx): Promise<AuthorizationCoreSessionsObj> {
     const theme_id = await this.getThemeId({ req });
+    const config = await getConfigFile();
 
     try {
       const currentUser = await this.service.authorization({ req, res });
@@ -98,12 +100,14 @@ export class AuthorizationCoreSessionsService {
           }),
           avatar_color: user.avatar_color
         },
-        theme_id
+        theme_id,
+        rebuild_required: config.rebuild_required
       };
     } catch (error) {
       return {
         user: null,
-        theme_id
+        theme_id,
+        rebuild_required: config.rebuild_required
       };
     }
   }
diff --git a/backend/src/core/sessions/authorization/dto/authorization.obj.ts b/backend/src/core/sessions/authorization/dto/authorization.obj.ts
index fa5a4d8ef..d1a2ba6c1 100644
--- a/backend/src/core/sessions/authorization/dto/authorization.obj.ts
+++ b/backend/src/core/sessions/authorization/dto/authorization.obj.ts
@@ -1,6 +1,7 @@
 import { Field, Int, ObjectType } from "@nestjs/graphql";
 
 import { User } from "@/utils/decorators/user.decorator";
+import { RebuildRequiredObj } from "@/src/admin/core/sessions/authorization/dto/authorization.obj";
 
 @ObjectType()
 export class AuthorizationCurrentUserObj extends User {
@@ -23,4 +24,7 @@ export class AuthorizationCoreSessionsObj {
 
   @Field(() => Int, { nullable: true })
   theme_id: number | null;
+
+  @Field(() => RebuildRequiredObj)
+  rebuild_required: RebuildRequiredObj;
 }
diff --git a/backend/src/schema.gql b/backend/src/schema.gql
index 7ede58c76..2044aa69d 100644
--- a/backend/src/schema.gql
+++ b/backend/src/schema.gql
@@ -8,6 +8,7 @@ type AuthorizationAdminSessionsObj {
 }
 
 type AuthorizationCoreSessionsObj {
+  rebuild_required: RebuildRequiredObj!
   theme_id: Int
   user: AuthorizationCurrentUserObj
 }
diff --git a/frontend/admin/core/layout/header/header-admin.tsx b/frontend/admin/core/layout/header/header-admin.tsx
index 2ba32914b..4b0ec9e06 100644
--- a/frontend/admin/core/layout/header/header-admin.tsx
+++ b/frontend/admin/core/layout/header/header-admin.tsx
@@ -1,6 +1,6 @@
-import { LanguageSwitcher } from "@/components/switchers/language-switcher";
 import { UserBarAdmin } from "./user-bar/user-bar-admin";
 import { DarkLightModeSwitcher } from "@/components/switchers/dark-light-mode-switcher";
+import { LangSwitcherHeaderAdmin } from "./lang-switcher";
 
 export const HeaderAdmin = () => {
   return (
@@ -16,7 +16,7 @@ export const HeaderAdmin = () => {
       )}
 
       <div className="ml-auto flex items-center justify-center gap-2">
-        <LanguageSwitcher />
+        <LangSwitcherHeaderAdmin />
         <DarkLightModeSwitcher />
         <UserBarAdmin />
       </div>
diff --git a/frontend/admin/core/layout/header/lang-switcher.tsx b/frontend/admin/core/layout/header/lang-switcher.tsx
new file mode 100644
index 000000000..238ee43fe
--- /dev/null
+++ b/frontend/admin/core/layout/header/lang-switcher.tsx
@@ -0,0 +1,15 @@
+"use client";
+
+import { LanguageSwitcher } from "@/components/switchers/language-switcher";
+
+import { useSessionAdmin } from "../../hooks/use-session-admin";
+
+export const LangSwitcherHeaderAdmin = () => {
+  const { rebuild_required } = useSessionAdmin();
+
+  if (rebuild_required.langs && process.env.NODE_ENV !== "development") {
+    return null;
+  }
+
+  return <LanguageSwitcher />;
+};
diff --git a/frontend/app/[locale]/(apps)/(main)/session-provider.tsx b/frontend/app/[locale]/(apps)/(main)/session-provider.tsx
index 5647b9609..53704018a 100644
--- a/frontend/app/[locale]/(apps)/(main)/session-provider.tsx
+++ b/frontend/app/[locale]/(apps)/(main)/session-provider.tsx
@@ -16,7 +16,8 @@ export const SessionProvider = ({ children, data }: Props) => {
       value={{
         session: data?.core_sessions__authorization.user,
         theme_id: data?.core_sessions__authorization.theme_id ?? null,
-        nav: data?.core_nav__show.edges ?? []
+        nav: data?.core_nav__show.edges ?? [],
+        rebuild_required: data?.core_sessions__authorization.rebuild_required
       }}
     >
       {children}
diff --git a/frontend/components/switchers/language-switcher.tsx b/frontend/components/switchers/language-switcher.tsx
index 314596768..1bad35161 100644
--- a/frontend/components/switchers/language-switcher.tsx
+++ b/frontend/components/switchers/language-switcher.tsx
@@ -13,6 +13,7 @@ import {
 import { Button } from "@/components/ui/button";
 import { usePathname, useRouter } from "@/i18n";
 import { useGlobals } from "@/hooks/core/use-globals";
+import { useSession } from "@/hooks/core/use-session";
 
 export const LanguageSwitcher = () => {
   const t = useTranslations("core");
@@ -21,8 +22,14 @@ export const LanguageSwitcher = () => {
   const { replace } = useRouter();
   const pathname = usePathname();
   const enableLocales = languages.filter(lang => lang.enabled);
+  const { rebuild_required } = useSession();
 
-  if (enableLocales.length <= 1) return null;
+  if (
+    enableLocales.length <= 1 ||
+    (rebuild_required && process.env.NODE_ENV !== "development")
+  ) {
+    return null;
+  }
 
   return (
     <DropdownMenu>
diff --git a/frontend/components/switchers/theme/theme-switcher.tsx b/frontend/components/switchers/theme/theme-switcher.tsx
index ee53a4d56..e903be52b 100644
--- a/frontend/components/switchers/theme/theme-switcher.tsx
+++ b/frontend/components/switchers/theme/theme-switcher.tsx
@@ -18,9 +18,9 @@ import { mutationApi } from "./mutation-api";
 export const ThemeSwitcher = () => {
   const t = useTranslations("core");
   const { themes } = useGlobals();
-  const { theme_id } = useSession();
+  const { rebuild_required, theme_id } = useSession();
 
-  if (themes.length <= 1) return null;
+  if (themes.length <= 1 || rebuild_required.themes) return null;
 
   return (
     <DropdownMenu>
diff --git a/frontend/graphql/hooks.ts b/frontend/graphql/hooks.ts
index d3b405d85..9b1bb54a4 100644
--- a/frontend/graphql/hooks.ts
+++ b/frontend/graphql/hooks.ts
@@ -24,6 +24,7 @@ export type AuthorizationAdminSessionsObj = {
 
 export type AuthorizationCoreSessionsObj = {
   __typename?: 'AuthorizationCoreSessionsObj';
+  rebuild_required: RebuildRequiredObj;
   theme_id?: Maybe<Scalars['Int']['output']>;
   user?: Maybe<AuthorizationCurrentUserObj>;
 };
@@ -1422,7 +1423,7 @@ export type Core_Members__ProfilesQuery = { __typename?: 'Query', core_members__
 export type Core_Sessions__AuthorizationQueryVariables = Exact<{ [key: string]: never; }>;
 
 
-export type Core_Sessions__AuthorizationQuery = { __typename?: 'Query', core_sessions__authorization: { __typename?: 'AuthorizationCoreSessionsObj', theme_id?: number | null, user?: { __typename?: 'AuthorizationCurrentUserObj', email: string, id: number, name_seo: string, is_admin: boolean, is_mod: boolean, name: string, newsletter: boolean, avatar_color: string, avatar?: { __typename?: 'AvatarUser', id: number, dir_folder: string, name: string } | null, group: { __typename?: 'GroupUser', id: number, name: Array<{ __typename?: 'TextLanguage', language_code: string, value: string }> } } | null }, core_languages__show: { __typename?: 'ShowCoreLanguagesObj', edges: Array<{ __typename?: 'ShowCoreLanguages', code: string }> }, core_nav__show: { __typename?: 'ShowCoreNavObj', edges: Array<{ __typename?: 'ShowCoreNav', id: number, href: string, external: boolean, position: number, children: Array<{ __typename?: 'ShowCoreNavItem', id: number, position: number, external: boolean, href: string, description: Array<{ __typename?: 'TextLanguage', language_code: string, value: string }>, name: Array<{ __typename?: 'TextLanguage', language_code: string, value: string }> }>, description: Array<{ __typename?: 'TextLanguage', language_code: string, value: string }>, name: Array<{ __typename?: 'TextLanguage', language_code: string, value: string }> }> } };
+export type Core_Sessions__AuthorizationQuery = { __typename?: 'Query', core_sessions__authorization: { __typename?: 'AuthorizationCoreSessionsObj', theme_id?: number | null, user?: { __typename?: 'AuthorizationCurrentUserObj', email: string, id: number, name_seo: string, is_admin: boolean, is_mod: boolean, name: string, newsletter: boolean, avatar_color: string, avatar?: { __typename?: 'AvatarUser', id: number, dir_folder: string, name: string } | null, group: { __typename?: 'GroupUser', id: number, name: Array<{ __typename?: 'TextLanguage', language_code: string, value: string }> } } | null, rebuild_required: { __typename?: 'RebuildRequiredObj', themes: boolean, langs: boolean, plugins: boolean } }, core_languages__show: { __typename?: 'ShowCoreLanguagesObj', edges: Array<{ __typename?: 'ShowCoreLanguages', code: string }> }, core_nav__show: { __typename?: 'ShowCoreNavObj', edges: Array<{ __typename?: 'ShowCoreNav', id: number, href: string, external: boolean, position: number, children: Array<{ __typename?: 'ShowCoreNavItem', id: number, position: number, external: boolean, href: string, description: Array<{ __typename?: 'TextLanguage', language_code: string, value: string }>, name: Array<{ __typename?: 'TextLanguage', language_code: string, value: string }> }>, description: Array<{ __typename?: 'TextLanguage', language_code: string, value: string }>, name: Array<{ __typename?: 'TextLanguage', language_code: string, value: string }> }> } };
 
 export type Forum_Forums__ShowQueryVariables = Exact<{ [key: string]: never; }>;
 
@@ -2349,6 +2350,11 @@ export const Core_Sessions__Authorization = gql`
       }
     }
     theme_id
+    rebuild_required {
+      themes
+      langs
+      plugins
+    }
   }
   core_languages__show {
     edges {
diff --git a/frontend/graphql/queries/core/sessions/core_sessions__authorization.gql b/frontend/graphql/queries/core/sessions/core_sessions__authorization.gql
index ef27bc2da..2db13ec52 100644
--- a/frontend/graphql/queries/core/sessions/core_sessions__authorization.gql
+++ b/frontend/graphql/queries/core/sessions/core_sessions__authorization.gql
@@ -23,6 +23,11 @@ query Core_sessions__authorization {
       }
     }
     theme_id
+    rebuild_required {
+      themes
+      langs
+      plugins
+    }
   }
   core_languages__show {
     edges {
diff --git a/frontend/hooks/core/use-session.ts b/frontend/hooks/core/use-session.ts
index d750f96ee..292a03b77 100644
--- a/frontend/hooks/core/use-session.ts
+++ b/frontend/hooks/core/use-session.ts
@@ -1,9 +1,14 @@
 import { createContext, useContext } from "react";
 
-import type { AuthorizationCurrentUserObj, ShowCoreNav } from "@/graphql/hooks";
+import type {
+  AuthorizationCurrentUserObj,
+  RebuildRequiredObj,
+  ShowCoreNav
+} from "@/graphql/hooks";
 
 interface Args {
   nav: ShowCoreNav[];
+  rebuild_required: RebuildRequiredObj;
   session: Omit<AuthorizationCurrentUserObj, "posts"> | undefined | null;
   theme_id: number | null;
 }
@@ -11,7 +16,12 @@ interface Args {
 export const SessionContext = createContext<Args>({
   session: null,
   theme_id: null,
-  nav: []
+  nav: [],
+  rebuild_required: {
+    themes: false,
+    langs: false,
+    plugins: false
+  }
 });
 
 export const useSession = () => useContext(SessionContext);
diff --git a/package.json b/package.json
index 965844ee0..cb41650da 100644
--- a/package.json
+++ b/package.json
@@ -9,7 +9,7 @@
     "prepare": "npx husky install",
     "config:init": "cd backend && pnpm config:init && cd ..",
     "config:finish": "cd backend && pnpm config:finish && cd ..",
-    "backend:build": "cd backend && pnpm build && cd ..",
+    "backend:build": "cd backend && pnpm build && cd .. pnpm config:finish",
     "backend:start": "cd backend && pnpm start",
     "backend:dev": "cd backend && pnpm dev",
     "frontend:build": "cd frontend && pnpm build && cd ..",