diff --git a/web/src/features/task-plugins/__tests__/upload-dialog.test.tsx b/web/src/features/task-plugins/__tests__/upload-dialog.test.tsx
index 355c1b0e9..47a71df32 100644
--- a/web/src/features/task-plugins/__tests__/upload-dialog.test.tsx
+++ b/web/src/features/task-plugins/__tests__/upload-dialog.test.tsx
@@ -23,14 +23,18 @@ import { afterEach, describe, expect, test, vi } from 'vitest'
 
 import { UploadDialog } from '../components/upload-dialog'
 import { MAX_PLUGIN_SOURCE_BYTES } from '../lib/plugin-url'
+import type { TaskPluginDetail } from '../types'
 
-const uploadTaskPlugin = vi.hoisted(() => vi.fn())
+const { uploadTaskPlugin, activateTaskPlugin } = vi.hoisted(() => ({
+  uploadTaskPlugin: vi.fn(),
+  activateTaskPlugin: vi.fn(),
+}))
 
-vi.mock('../api', () => ({ uploadTaskPlugin }))
+vi.mock('../api', () => ({ uploadTaskPlugin, activateTaskPlugin }))
 
 const queryClients: QueryClient[] = []
 
-function renderDialog(open = true) {
+function renderDialog(open = true, initialKey?: string) {
   const queryClient = new QueryClient({
     defaultOptions: {
       queries: { retry: false, staleTime: Number.POSITIVE_INFINITY },
@@ -41,7 +45,11 @@ function renderDialog(open = true) {
   const onOpenChange = vi.fn()
   const view = render(
     <QueryClientProvider client={queryClient}>
-      <UploadDialog open={open} onOpenChange={onOpenChange} />
+      <UploadDialog
+        open={open}
+        onOpenChange={onOpenChange}
+        initialKey={initialKey}
+      />
     </QueryClientProvider>
   )
   return { onOpenChange, queryClient, view }
@@ -61,6 +69,43 @@ function footerButton(name: string | RegExp) {
   return within(footer as HTMLElement).getByRole('button', { name })
 }
 
+function savedPlugin(active: boolean): TaskPluginDetail {
+  return {
+    meta: {
+      key: 'demo',
+      name: 'Demo',
+      version: '2.0.0',
+      apiVersion: 1,
+      author: { name: 'Demo' },
+      models: [],
+      fetchMode: 'per_task',
+    },
+    source: 'const a = 1',
+    layer: 'override',
+    plugin: {
+      id: 2,
+      key: 'demo',
+      api_version: 1,
+      version: '2.0.0',
+      source: 'const a = 1',
+      source_hash: 'hash',
+      enabled: true,
+      active,
+      created_at: 1,
+      remark: '',
+    },
+  }
+}
+
+async function uploadSource(user: ReturnType<typeof userEvent.setup>) {
+  await user.upload(
+    fileInput(),
+    new File(['const a = 1'], 'plugin.js', { type: 'text/javascript' })
+  )
+  await waitFor(() => expect(footerButton('Upload')).toBeEnabled())
+  await user.click(footerButton('Upload'))
+}
+
 afterEach(() => {
   for (const queryClient of queryClients) queryClient.clear()
   queryClients.length = 0
@@ -187,6 +232,111 @@ describe('UploadDialog URL import', () => {
 })
 
 describe('UploadDialog upload lifecycle', () => {
+  test.each([undefined, 'demo'])(
+    'offers activation after saving an inactive version from %s',
+    async (initialKey) => {
+      const user = userEvent.setup()
+      uploadTaskPlugin.mockResolvedValue(savedPlugin(false))
+      let resolveActivation!: () => void
+      activateTaskPlugin.mockImplementation(
+        () =>
+          new Promise<void>((resolve) => {
+            resolveActivation = resolve
+          })
+      )
+      const { queryClient, onOpenChange } = renderDialog(true, initialKey)
+      queryClient.setQueryData(['task-plugin', 'demo'], { cached: true })
+      queryClient.setQueryData(['task-plugin-versions', 'demo'], [])
+      queryClient.setQueryData(['task-plugins'], [])
+
+      await uploadSource(user)
+
+      expect(
+        await screen.findByText('Plugin saved, activation required')
+      ).toBeVisible()
+      expect(
+        screen.getByText(
+          'This version is saved but not active. Activate it to replace the current version, or activate it later from the Versions tab.'
+        )
+      ).toBeVisible()
+      expect(
+        screen.queryByRole('textbox', { name: 'Plugin source' })
+      ).not.toBeInTheDocument()
+      expect(activateTaskPlugin).not.toHaveBeenCalled()
+      expect(footerButton('Activate now')).toHaveFocus()
+      // Reset the cached queries so activation must invalidate them again.
+      queryClient.setQueryData(['task-plugin', 'demo'], { cached: true })
+      queryClient.setQueryData(['task-plugin-versions', 'demo'], [])
+      queryClient.setQueryData(['task-plugins'], [])
+      await user.keyboard('{Enter}')
+
+      expect(activateTaskPlugin).toHaveBeenCalledWith('demo', '2.0.0')
+      expect(footerButton('Activating...')).toBeDisabled()
+      expect(footerButton('Later')).toBeDisabled()
+      await user.keyboard('{Escape}')
+      expect(onOpenChange).not.toHaveBeenCalled()
+      resolveActivation()
+
+      expect(await screen.findByText('Plugin version activated')).toBeVisible()
+      expect(
+        screen.queryByRole('button', { name: 'Activate now' })
+      ).not.toBeInTheDocument()
+      expect(footerButton('Close')).toHaveFocus()
+      for (const queryKey of [
+        ['task-plugins'],
+        ['task-plugin', 'demo'],
+        ['task-plugin-versions', 'demo'],
+      ]) {
+        expect(queryClient.getQueryState(queryKey)?.isInvalidated).toBe(true)
+      }
+    }
+  )
+
+  test('keeps the saved version available to retry when activation fails', async () => {
+    const user = userEvent.setup()
+    uploadTaskPlugin.mockResolvedValue(savedPlugin(false))
+    activateTaskPlugin
+      .mockRejectedValueOnce(new Error('activation failed'))
+      .mockResolvedValueOnce(undefined)
+    renderDialog()
+    await uploadSource(user)
+    await user.click(
+      await screen.findByRole('button', { name: 'Activate now' })
+    )
+
+    expect(await screen.findByText('activation failed')).toBeVisible()
+    expect(screen.getByText('Plugin saved, activation required')).toBeVisible()
+    expect(footerButton('Activate now')).toBeEnabled()
+    await user.click(footerButton('Activate now'))
+    expect(await screen.findByText('Plugin version activated')).toBeVisible()
+    expect(uploadTaskPlugin).toHaveBeenCalledTimes(1)
+  })
+
+  test('allows postponing activation without changing the active version', async () => {
+    const user = userEvent.setup()
+    uploadTaskPlugin.mockResolvedValue(savedPlugin(false))
+    const { onOpenChange } = renderDialog()
+    await uploadSource(user)
+    await user.click(await screen.findByRole('button', { name: 'Later' }))
+    expect(onOpenChange).toHaveBeenCalledWith(false)
+    expect(activateTaskPlugin).not.toHaveBeenCalled()
+  })
+
+  test('shows an already active upload as activated without another activation request', async () => {
+    const user = userEvent.setup()
+    uploadTaskPlugin.mockResolvedValue(savedPlugin(true))
+    renderDialog()
+    await uploadSource(user)
+    expect(await screen.findByText('Plugin version activated')).toBeVisible()
+    expect(
+      screen.queryByRole('button', { name: 'Activate now' })
+    ).not.toBeInTheDocument()
+    expect(
+      screen.queryByRole('button', { name: /^Upload$/ })
+    ).not.toBeInTheDocument()
+    expect(activateTaskPlugin).not.toHaveBeenCalled()
+  })
+
   test('disables Upload while the source is empty and shows a pending label', async () => {
     const user = userEvent.setup()
     let resolveUpload: (value: unknown) => void = () => undefined
@@ -210,12 +360,9 @@ describe('UploadDialog upload lifecycle', () => {
     await user.click(uploadButton)
     await waitFor(() => expect(footerButton(/Uploading/)).toBeDisabled())
 
-    resolveUpload({
-      source: 'const a = 1',
-      meta: { key: 'demo', name: 'Demo', version: '1.0.0', apiVersion: 1 },
-    })
+    resolveUpload(savedPlugin(true))
     expect(
-      await screen.findByText('Parsed plugin metadata')
+      await screen.findByText('Plugin version activated')
     ).toBeInTheDocument()
   })
 
diff --git a/web/src/features/task-plugins/components/upload-dialog.tsx b/web/src/features/task-plugins/components/upload-dialog.tsx
index 8bb2d7499..9894e37d6 100644
--- a/web/src/features/task-plugins/components/upload-dialog.tsx
+++ b/web/src/features/task-plugins/components/upload-dialog.tsx
@@ -17,8 +17,8 @@ along with this program. If not, see <https://www.gnu.org/licenses/>.
 For commercial licensing, please contact support@quantumnous.com
 */
 import { useMutation, useQueryClient } from '@tanstack/react-query'
-import { AlertTriangle, CircleCheck, Upload } from 'lucide-react'
-import { useState } from 'react'
+import { AlertTriangle, CircleCheck, Power, Upload } from 'lucide-react'
+import { useEffect, useRef, useState } from 'react'
 import { useTranslation } from 'react-i18next'
 import { toast } from 'sonner'
 
@@ -36,7 +36,7 @@ import {
 import { Input } from '@/components/ui/input'
 import { Spinner } from '@/components/ui/spinner'
 
-import { uploadTaskPlugin } from '../api'
+import { activateTaskPlugin, uploadTaskPlugin } from '../api'
 import {
   encodePluginIconFile,
   PluginIconFileError,
@@ -68,22 +68,43 @@ export function UploadDialog(props: UploadDialogProps) {
   const [result, setResult] = useState<TaskPluginDetail | null>(null)
   const [importUrl, setImportUrl] = useState('')
   const [importError, setImportError] = useState('')
+  const primaryActionRef = useRef<HTMLButtonElement>(null)
   const mutation = useMutation({
     mutationFn: () => uploadTaskPlugin(source, remark, icon),
     onSuccess: (data) => {
       setResult(data)
       queryClient.invalidateQueries({ queryKey: ['task-plugins'] })
-      if (props.initialKey) {
-        queryClient.invalidateQueries({
-          queryKey: ['task-plugin', props.initialKey],
-        })
-        queryClient.invalidateQueries({
-          queryKey: ['task-plugin-versions', props.initialKey],
-        })
-      }
-      toast.success(t('Plugin uploaded successfully'))
+      queryClient.invalidateQueries({
+        queryKey: ['task-plugin', data.meta.key],
+      })
+      queryClient.invalidateQueries({
+        queryKey: ['task-plugin-versions', data.meta.key],
+      })
+      toast.success(
+        data.plugin?.active === false
+          ? t('Plugin saved, activation required')
+          : t('Plugin uploaded successfully')
+      )
     },
   })
+  const activateMutation = useMutation({
+    mutationFn: (detail: TaskPluginDetail) =>
+      activateTaskPlugin(detail.meta.key, detail.meta.version),
+    onSuccess: (_, detail) => {
+      queryClient.invalidateQueries({ queryKey: ['task-plugins'] })
+      queryClient.invalidateQueries({
+        queryKey: ['task-plugin', detail.meta.key],
+      })
+      queryClient.invalidateQueries({
+        queryKey: ['task-plugin-versions', detail.meta.key],
+      })
+      toast.success(t('Plugin version activated'))
+    },
+  })
+
+  useEffect(() => {
+    if (result) primaryActionRef.current?.focus()
+  }, [result, activateMutation.isSuccess])
 
   const handleFile = async (file: File) => {
     if (file.size > MAX_PLUGIN_SOURCE_BYTES) {
@@ -118,6 +139,7 @@ export function UploadDialog(props: UploadDialogProps) {
   }
 
   const close = (open: boolean) => {
+    if (!open && (mutation.isPending || activateMutation.isPending)) return
     props.onOpenChange(open)
     if (!open) {
       setSource('')
@@ -130,13 +152,89 @@ export function UploadDialog(props: UploadDialogProps) {
       setImportUrl('')
       setImportError('')
       mutation.reset()
+      activateMutation.reset()
     }
   }
 
+  if (result) {
+    const needsActivation =
+      result.plugin?.active === false && !activateMutation.isSuccess
+
+    return (
+      <Dialog
+        open={props.open}
+        onOpenChange={close}
+        showCloseButton={!activateMutation.isPending}
+        bodyClassName='space-y-4'
+        title={t('Plugin uploaded successfully')}
+        description={`${result.meta.name} (${result.meta.key}) · v${result.meta.version}`}
+        descriptionClassName='break-all'
+        footer={
+          <>
+            <Button
+              ref={needsActivation ? undefined : primaryActionRef}
+              variant={needsActivation ? 'outline' : 'default'}
+              disabled={activateMutation.isPending}
+              onClick={() => close(false)}
+            >
+              {needsActivation ? t('Later') : t('Close')}
+            </Button>
+            {needsActivation && (
+              <Button
+                ref={primaryActionRef}
+                disabled={activateMutation.isPending}
+                onClick={() => activateMutation.mutate(result)}
+              >
+                {activateMutation.isPending ? (
+                  <Spinner aria-hidden='true' />
+                ) : (
+                  <Power aria-hidden='true' />
+                )}
+                {activateMutation.isPending
+                  ? t('Activating...')
+                  : t('Activate now')}
+              </Button>
+            )}
+          </>
+        }
+      >
+        <Alert role='status'>
+          {needsActivation ? (
+            <AlertTriangle aria-hidden='true' />
+          ) : (
+            <CircleCheck aria-hidden='true' />
+          )}
+          <AlertTitle>
+            {needsActivation
+              ? t('Plugin saved, activation required')
+              : t('Plugin version activated')}
+          </AlertTitle>
+          {needsActivation && (
+            <AlertDescription>
+              {t(
+                'This version is saved but not active. Activate it to replace the current version, or activate it later from the Versions tab.'
+              )}
+            </AlertDescription>
+          )}
+        </Alert>
+        {activateMutation.error && (
+          <Alert variant='destructive'>
+            <AlertTriangle aria-hidden='true' />
+            <AlertTitle>{t('Plugin activation failed')}</AlertTitle>
+            <AlertDescription className='break-words whitespace-pre-wrap'>
+              {activateMutation.error.message}
+            </AlertDescription>
+          </Alert>
+        )}
+      </Dialog>
+    )
+  }
+
   return (
     <Dialog
       open={props.open}
       onOpenChange={close}
+      showCloseButton={!mutation.isPending}
       contentClassName='sm:max-w-3xl'
       bodyClassName='space-y-4'
       title={
@@ -151,7 +249,11 @@ export function UploadDialog(props: UploadDialogProps) {
       }
       footer={
         <>
-          <Button variant='outline' onClick={() => close(false)}>
+          <Button
+            variant='outline'
+            disabled={mutation.isPending}
+            onClick={() => close(false)}
+          >
             {t('Close')}
           </Button>
           <Button
@@ -219,10 +321,7 @@ export function UploadDialog(props: UploadDialogProps) {
           <FieldLabel htmlFor='task-plugin-icon'>{t('Plugin icon')}</FieldLabel>
           <div className='flex items-center gap-3'>
             {icon ? (
-              <PluginIcon
-                plugin={{ key: result?.meta.key ?? 'upload', iconSrc: icon }}
-                size={32}
-              />
+              <PluginIcon plugin={{ key: 'upload', iconSrc: icon }} size={32} />
             ) : null}
             <Input
               id='task-plugin-icon'
@@ -279,16 +378,6 @@ export function UploadDialog(props: UploadDialogProps) {
           </AlertDescription>
         </Alert>
       ) : null}
-
-      {result ? (
-        <Alert>
-          <CircleCheck className='text-primary' />
-          <AlertTitle>{t('Parsed plugin metadata')}</AlertTitle>
-          <AlertDescription className='font-mono'>
-            {result.meta.key} · {result.meta.name} · v{result.meta.version}
-          </AlertDescription>
-        </Alert>
-      ) : null}
     </Dialog>
   )
 }
diff --git a/web/src/i18n/locales/en.json b/web/src/i18n/locales/en.json
index fb8095631..12faa663d 100644
--- a/web/src/i18n/locales/en.json
+++ b/web/src/i18n/locales/en.json
@@ -217,6 +217,8 @@
     "Actions": "Actions",
     "Actions for {{name}}": "Actions for {{name}}",
     "Activate / Roll back": "Activate / Roll back",
+    "Activate now": "Activate now",
+    "Activating...": "Activating...",
     "active": "active",
     "Active": "Active",
     "Active apps": "Active apps",
@@ -3141,6 +3143,7 @@
     "Latency check": "Latency check",
     "Latency short": "Lat.",
     "Latency trend (last 24h)": "Latency trend (last 24h)",
+    "Later": "Later",
     "Later requests follow the new channel.": "Later requests follow the new channel.",
     "Latest platform updates and notices": "Latest platform updates and notices",
     "Latest version": "Latest version",
@@ -4351,6 +4354,7 @@
     "Please wait before requesting another verification code.": "Please wait before requesting another verification code.",
     "Please wait for the current generation to complete": "Please wait for the current generation to complete",
     "Plugin": "Plugin",
+    "Plugin activation failed": "Plugin activation failed",
     "Plugin author": "Plugin author",
     "Plugin default": "Plugin default",
     "Plugin details": "Plugin details",
@@ -4365,6 +4369,7 @@
     "Plugin key": "Plugin key",
     "Plugin metadata": "Plugin metadata",
     "Plugin sandbox": "Plugin sandbox",
+    "Plugin saved, activation required": "Plugin saved, activation required",
     "Plugin source": "Plugin source",
     "Plugin source exceeds the 1 MiB limit.": "Plugin source exceeds the 1 MiB limit.",
     "Plugin uploaded successfully": "Plugin uploaded successfully",
@@ -5947,6 +5952,7 @@
     "This verification method is not allowed for this action.": "This verification method is not allowed for this action.",
     "This verification method requires its dedicated verification flow.": "This verification method requires its dedicated verification flow.",
     "This version is ignored": "This version is ignored",
+    "This version is saved but not active. Activate it to replace the current version, or activate it later from the Versions tab.": "This version is saved but not active. Activate it to replace the current version, or activate it later from the Versions tab.",
     "This week": "This week",
     "This will append 2 template rules (Codex CLI and Claude CLI) to the existing rule list.": "This will append 2 template rules (Codex CLI and Claude CLI) to the existing rule list.",
     "This will clear custom pricing ratios and revert to upstream defaults.": "This will clear custom pricing ratios and revert to upstream defaults.",
diff --git a/web/src/i18n/locales/fr.json b/web/src/i18n/locales/fr.json
index f55e38e9a..1dfdf8ead 100644
--- a/web/src/i18n/locales/fr.json
+++ b/web/src/i18n/locales/fr.json
@@ -217,6 +217,8 @@
     "Actions": "Actions",
     "Actions for {{name}}": "Actions pour {{name}}",
     "Activate / Roll back": "Activer / Restaurer",
+    "Activate now": "Activer maintenant",
+    "Activating...": "Activation...",
     "active": "actif",
     "Active": "Actif",
     "Active apps": "Applications actives",
@@ -3141,6 +3143,7 @@
     "Latency check": "Contrôle de latence",
     "Latency short": "Lat.",
     "Latency trend (last 24h)": "Tendance de latence (24 dernières heures)",
+    "Later": "Plus tard",
     "Later requests follow the new channel.": "Les requêtes suivantes suivent le nouveau canal.",
     "Latest platform updates and notices": "Dernières mises à jour et annonces de la plateforme",
     "Latest version": "Dernière version",
@@ -4351,6 +4354,7 @@
     "Please wait before requesting another verification code.": "Veuillez patienter avant de demander un nouveau code.",
     "Please wait for the current generation to complete": "Veuillez attendre la fin de la génération en cours",
     "Plugin": "Plugin",
+    "Plugin activation failed": "Échec de l’activation du plugin",
     "Plugin author": "Auteur du plugin",
     "Plugin default": "Valeur par défaut du plugin",
     "Plugin details": "Détails du plugin",
@@ -4365,6 +4369,7 @@
     "Plugin key": "Clé du plugin",
     "Plugin metadata": "Métadonnées du plugin",
     "Plugin sandbox": "Bac à sable du plugin",
+    "Plugin saved, activation required": "Plugin enregistré, activation requise",
     "Plugin source": "Source du plugin",
     "Plugin source exceeds the 1 MiB limit.": "Le code du plugin dépasse la limite de 1 Mio.",
     "Plugin uploaded successfully": "Plugin importé avec succès",
@@ -5947,6 +5952,7 @@
     "This verification method is not allowed for this action.": "Cette méthode de vérification n’est pas autorisée pour cette action.",
     "This verification method requires its dedicated verification flow.": "Cette méthode nécessite son propre parcours de vérification.",
     "This version is ignored": "Cette version est ignorée",
+    "This version is saved but not active. Activate it to replace the current version, or activate it later from the Versions tab.": "Cette version est enregistrée mais inactive. Activez-la pour remplacer la version actuelle, ou activez-la plus tard dans l’onglet Versions.",
     "This week": "Cette semaine",
     "This will append 2 template rules (Codex CLI and Claude CLI) to the existing rule list.": "Cela ajoutera 2 règles modèles (Codex CLI et Claude CLI) à la liste de règles existante.",
     "This will clear custom pricing ratios and revert to upstream defaults.": "Cela effacera les ratios de tarification personnalisés et rétablira les valeurs par défaut du fournisseur.",
diff --git a/web/src/i18n/locales/ja.json b/web/src/i18n/locales/ja.json
index 1010f0275..b6c85ea38 100644
--- a/web/src/i18n/locales/ja.json
+++ b/web/src/i18n/locales/ja.json
@@ -217,6 +217,8 @@
     "Actions": "操作",
     "Actions for {{name}}": "{{name}} の操作",
     "Activate / Roll back": "有効化 / ロールバック",
+    "Activate now": "今すぐ有効化",
+    "Activating...": "有効化中...",
     "active": "有効",
     "Active": "有効",
     "Active apps": "アクティブなアプリ",
@@ -3141,6 +3143,7 @@
     "Latency check": "レイテンシ確認",
     "Latency short": "遅延",
     "Latency trend (last 24h)": "レイテンシ推移（直近 24 時間）",
+    "Later": "後で",
     "Later requests follow the new channel.": "以降のリクエストは新しいチャネルを使用します。",
     "Latest platform updates and notices": "最新のプラットフォーム更新と通知",
     "Latest version": "最新バージョン",
@@ -4351,6 +4354,7 @@
     "Please wait before requesting another verification code.": "しばらく待ってから確認コードを再送信してください。",
     "Please wait for the current generation to complete": "現在の生成が完了するまでお待ちください",
     "Plugin": "プラグイン",
+    "Plugin activation failed": "プラグインの有効化に失敗しました",
     "Plugin author": "プラグイン作成者",
     "Plugin default": "プラグインの既定値",
     "Plugin details": "プラグインの詳細",
@@ -4365,6 +4369,7 @@
     "Plugin key": "プラグインキー",
     "Plugin metadata": "プラグインメタデータ",
     "Plugin sandbox": "プラグインサンドボックス",
+    "Plugin saved, activation required": "プラグインを保存しました。有効化が必要です",
     "Plugin source": "プラグインソース",
     "Plugin source exceeds the 1 MiB limit.": "プラグインのソースが 1 MiB の上限を超えています。",
     "Plugin uploaded successfully": "プラグインをアップロードしました",
@@ -5947,6 +5952,7 @@
     "This verification method is not allowed for this action.": "この操作ではこの確認方法を使用できません。",
     "This verification method requires its dedicated verification flow.": "この確認方法では専用の確認フローを使用してください。",
     "This version is ignored": "このバージョンの通知は停止中です",
+    "This version is saved but not active. Activate it to replace the current version, or activate it later from the Versions tab.": "このバージョンは保存済みですが、まだ有効ではありません。有効化すると現在のバージョンを置き換えます。後で「バージョン」タブから有効化することもできます。",
     "This week": "今週",
     "This will append 2 template rules (Codex CLI and Claude CLI) to the existing rule list.": "既存のルールリストに2つのテンプレートルール（Codex CLIとClaude CLI）を追加します。",
     "This will clear custom pricing ratios and revert to upstream defaults.": "これにより、カスタム料金比率がクリアされ、上位のデフォルトに戻ります。",
diff --git a/web/src/i18n/locales/ru.json b/web/src/i18n/locales/ru.json
index e4a5da00a..e9614fb14 100644
--- a/web/src/i18n/locales/ru.json
+++ b/web/src/i18n/locales/ru.json
@@ -217,6 +217,8 @@
     "Actions": "Операции",
     "Actions for {{name}}": "Действия для {{name}}",
     "Activate / Roll back": "Активировать / Откатить",
+    "Activate now": "Активировать сейчас",
+    "Activating...": "Активация...",
     "active": "активный",
     "Active": "Активна",
     "Active apps": "Активные приложения",
@@ -3141,6 +3143,7 @@
     "Latency check": "Проверка задержки",
     "Latency short": "Зад.",
     "Latency trend (last 24h)": "Тренд задержки (за 24 часа)",
+    "Later": "Позже",
     "Later requests follow the new channel.": "Последующие запросы используют новый канал.",
     "Latest platform updates and notices": "Последние обновления и уведомления платформы",
     "Latest version": "Последняя версия",
@@ -4351,6 +4354,7 @@
     "Please wait before requesting another verification code.": "Подождите перед повторным запросом кода подтверждения.",
     "Please wait for the current generation to complete": "Дождитесь завершения текущей генерации",
     "Plugin": "Плагин",
+    "Plugin activation failed": "Не удалось активировать плагин",
     "Plugin author": "Автор плагина",
     "Plugin default": "Значение плагина по умолчанию",
     "Plugin details": "Сведения о плагине",
@@ -4365,6 +4369,7 @@
     "Plugin key": "Ключ плагина",
     "Plugin metadata": "Метаданные плагина",
     "Plugin sandbox": "Песочница плагина",
+    "Plugin saved, activation required": "Плагин сохранён, требуется активация",
     "Plugin source": "Исходный код плагина",
     "Plugin source exceeds the 1 MiB limit.": "Код плагина превышает лимит 1 МиБ.",
     "Plugin uploaded successfully": "Плагин успешно загружен",
@@ -5947,6 +5952,7 @@
     "This verification method is not allowed for this action.": "Этот способ подтверждения не разрешён для данной операции.",
     "This verification method requires its dedicated verification flow.": "Для этого способа необходимо пройти отдельную процедуру подтверждения.",
     "This version is ignored": "Уведомления об этой версии отключены",
+    "This version is saved but not active. Activate it to replace the current version, or activate it later from the Versions tab.": "Эта версия сохранена, но не активна. Активируйте её, чтобы заменить текущую версию, или сделайте это позже на вкладке «Версии».",
     "This week": "На этой неделе",
     "This will append 2 template rules (Codex CLI and Claude CLI) to the existing rule list.": "Это добавит 2 шаблонных правила (Codex CLI и Claude CLI) к существующему списку правил.",
     "This will clear custom pricing ratios and revert to upstream defaults.": "Это очистит пользовательские ценовые коэффициенты и вернет к стандартным значениям поставщика.",
diff --git a/web/src/i18n/locales/vi.json b/web/src/i18n/locales/vi.json
index 5ee2d395c..5387378fb 100644
--- a/web/src/i18n/locales/vi.json
+++ b/web/src/i18n/locales/vi.json
@@ -217,6 +217,8 @@
     "Actions": "Hành động",
     "Actions for {{name}}": "Thao tác cho {{name}}",
     "Activate / Roll back": "Kích hoạt / Khôi phục",
+    "Activate now": "Kích hoạt ngay",
+    "Activating...": "Đang kích hoạt...",
     "active": "hoạt động",
     "Active": "Hoạt động",
     "Active apps": "Ứng dụng đang hoạt động",
@@ -3141,6 +3143,7 @@
     "Latency check": "Kiểm tra độ trễ",
     "Latency short": "Trễ",
     "Latency trend (last 24h)": "Xu hướng độ trễ (24 giờ qua)",
+    "Later": "Để sau",
     "Later requests follow the new channel.": "Các yêu cầu sau sẽ dùng kênh mới.",
     "Latest platform updates and notices": "Cập nhật và thông báo nền tảng mới nhất",
     "Latest version": "Phiên bản mới nhất",
@@ -4351,6 +4354,7 @@
     "Please wait before requesting another verification code.": "Vui lòng đợi trước khi yêu cầu mã xác minh khác.",
     "Please wait for the current generation to complete": "Vui lòng đợi lượt tạo hiện tại hoàn tất",
     "Plugin": "Plugin",
+    "Plugin activation failed": "Kích hoạt plugin thất bại",
     "Plugin author": "Tác giả plugin",
     "Plugin default": "Mặc định của plugin",
     "Plugin details": "Chi tiết plugin",
@@ -4365,6 +4369,7 @@
     "Plugin key": "Khóa plugin",
     "Plugin metadata": "Siêu dữ liệu plugin",
     "Plugin sandbox": "Môi trường thử nghiệm plugin",
+    "Plugin saved, activation required": "Đã lưu plugin, cần kích hoạt",
     "Plugin source": "Mã nguồn plugin",
     "Plugin source exceeds the 1 MiB limit.": "Mã nguồn plugin vượt giới hạn 1 MiB.",
     "Plugin uploaded successfully": "Đã tải plugin lên",
@@ -5947,6 +5952,7 @@
     "This verification method is not allowed for this action.": "Thao tác này không cho phép sử dụng phương thức xác minh này.",
     "This verification method requires its dedicated verification flow.": "Phương thức này cần được thực hiện qua quy trình xác minh riêng.",
     "This version is ignored": "Đã bỏ qua phiên bản này",
+    "This version is saved but not active. Activate it to replace the current version, or activate it later from the Versions tab.": "Phiên bản này đã được lưu nhưng chưa kích hoạt. Kích hoạt để thay thế phiên bản hiện tại, hoặc kích hoạt sau trong thẻ Phiên bản.",
     "This week": "Tuần này",
     "This will append 2 template rules (Codex CLI and Claude CLI) to the existing rule list.": "Thao tác này sẽ thêm 2 quy tắc mẫu (Codex CLI và Claude CLI) vào danh sách quy tắc hiện có.",
     "This will clear custom pricing ratios and revert to upstream defaults.": "Điều này sẽ xóa các tỷ lệ giá tùy chỉnh và trở về mặc định ban đầu.",
diff --git a/web/src/i18n/locales/zh-TW.json b/web/src/i18n/locales/zh-TW.json
index 5ad6f54f1..784a7046f 100644
--- a/web/src/i18n/locales/zh-TW.json
+++ b/web/src/i18n/locales/zh-TW.json
@@ -217,6 +217,8 @@
     "Actions": "操作",
     "Actions for {{name}}": "{{name}} 的操作",
     "Activate / Roll back": "激活 / 回滚",
+    "Activate now": "立即啟用",
+    "Activating...": "啟用中...",
     "active": "活躍",
     "Active": "生效",
     "Active apps": "活躍套用程式",
@@ -3141,6 +3143,7 @@
     "Latency check": "延遲檢測",
     "Latency short": "延遲",
     "Latency trend (last 24h)": "延遲趨勢（最近 24 小時）",
+    "Later": "稍後",
     "Later requests follow the new channel.": "後續請求改用新渠道。",
     "Latest platform updates and notices": "最新平台更新和通知",
     "Latest version": "最新版本",
@@ -4351,6 +4354,7 @@
     "Please wait before requesting another verification code.": "請稍後再要求驗證碼。",
     "Please wait for the current generation to complete": "請等待目前生成完成",
     "Plugin": "外掛",
+    "Plugin activation failed": "外掛啟用失敗",
     "Plugin author": "外掛作者",
     "Plugin default": "外掛預設值",
     "Plugin details": "外掛詳情",
@@ -4365,6 +4369,7 @@
     "Plugin key": "外掛键",
     "Plugin metadata": "外掛元数据",
     "Plugin sandbox": "外掛沙盒",
+    "Plugin saved, activation required": "外掛已儲存，待啟用",
     "Plugin source": "外掛原始碼",
     "Plugin source exceeds the 1 MiB limit.": "外掛原始碼超過 1 MiB 上限。",
     "Plugin uploaded successfully": "外掛上傳成功",
@@ -5947,6 +5952,7 @@
     "This verification method is not allowed for this action.": "此操作不允許使用該驗證方式。",
     "This verification method requires its dedicated verification flow.": "此驗證方式需要透過專用驗證流程完成。",
     "This version is ignored": "已忽略此版本",
+    "This version is saved but not active. Activate it to replace the current version, or activate it later from the Versions tab.": "此版本已儲存但尚未啟用。啟用後將取代目前版本，也可以稍後在外掛詳情的「版本」頁中啟用。",
     "This week": "本週",
     "This will append 2 template rules (Codex CLI and Claude CLI) to the existing rule list.": "這將在現有規則列表中追加 2 條模板規則（Codex CLI 和 Claude CLI）。",
     "This will clear custom pricing ratios and revert to upstream defaults.": "這將清除自訂定價比例並恢復到上游預設值。",
diff --git a/web/src/i18n/locales/zh.json b/web/src/i18n/locales/zh.json
index d6ce8aaaa..2b4a5e85a 100644
--- a/web/src/i18n/locales/zh.json
+++ b/web/src/i18n/locales/zh.json
@@ -217,6 +217,8 @@
     "Actions": "操作",
     "Actions for {{name}}": "{{name}} 的操作",
     "Activate / Roll back": "激活 / 回滚",
+    "Activate now": "立即激活",
+    "Activating...": "激活中...",
     "active": "活跃",
     "Active": "生效",
     "Active apps": "活跃应用",
@@ -3141,6 +3143,7 @@
     "Latency check": "延迟检测",
     "Latency short": "延迟",
     "Latency trend (last 24h)": "延迟趋势（最近 24 小时）",
+    "Later": "稍后",
     "Later requests follow the new channel.": "后续请求改用新渠道。",
     "Latest platform updates and notices": "最新平台更新和通知",
     "Latest version": "最新版本",
@@ -4351,6 +4354,7 @@
     "Please wait before requesting another verification code.": "请稍后再请求验证码。",
     "Please wait for the current generation to complete": "请等待当前生成完成",
     "Plugin": "插件",
+    "Plugin activation failed": "插件激活失败",
     "Plugin author": "插件作者",
     "Plugin default": "插件默认值",
     "Plugin details": "插件详情",
@@ -4365,6 +4369,7 @@
     "Plugin key": "插件键",
     "Plugin metadata": "插件元数据",
     "Plugin sandbox": "插件沙盒",
+    "Plugin saved, activation required": "插件已保存，待激活",
     "Plugin source": "插件源码",
     "Plugin source exceeds the 1 MiB limit.": "插件源码超过 1 MiB 上限。",
     "Plugin uploaded successfully": "插件上传成功",
@@ -5947,6 +5952,7 @@
     "This verification method is not allowed for this action.": "此操作不允许使用该验证方式。",
     "This verification method requires its dedicated verification flow.": "此验证方式需要通过专用验证流程完成。",
     "This version is ignored": "已忽略此版本",
+    "This version is saved but not active. Activate it to replace the current version, or activate it later from the Versions tab.": "此版本已保存但尚未激活。激活后将替换当前版本，也可以稍后在插件详情的“版本”页中激活。",
     "This week": "本周",
     "This will append 2 template rules (Codex CLI and Claude CLI) to the existing rule list.": "这将在现有规则列表中追加 2 条模板规则（Codex CLI 和 Claude CLI）。",
     "This will clear custom pricing ratios and revert to upstream defaults.": "这将清除自定义定价比例并恢复到上游默认值。",