diff --git a/frontend/src/i18n/locales/en.ts b/frontend/src/i18n/locales/en.ts
index 199590aaf7..4b1362f0ff 100644
--- a/frontend/src/i18n/locales/en.ts
+++ b/frontend/src/i18n/locales/en.ts
@@ -4340,6 +4340,7 @@ export default {
         maxAmount: 'Maximum Amount',
         dailyLimit: 'Daily Limit',
         orderTimeout: 'Order Timeout',
+        orderTimeoutHint: 'In minutes, minimum 1',
         maxPendingOrders: 'Max Pending Orders',
         helpText: 'Help Text',
         helpImageUrl: 'Help Image URL',
diff --git a/frontend/src/i18n/locales/zh.ts b/frontend/src/i18n/locales/zh.ts
index 7daaa71923..2f3d764f33 100644
--- a/frontend/src/i18n/locales/zh.ts
+++ b/frontend/src/i18n/locales/zh.ts
@@ -4513,6 +4513,7 @@ export default {
         maxAmount: '最高金额',
         dailyLimit: '每日限额',
         orderTimeout: '订单超时时间',
+        orderTimeoutHint: '单位：分钟，至少 1 分钟',
         maxPendingOrders: '最大待支付订单数',
         helpText: '帮助文本',
         helpImageUrl: '帮助图片链接',
diff --git a/frontend/src/views/admin/SettingsView.vue b/frontend/src/views/admin/SettingsView.vue
index f0d36f5237..cf1a1ba96f 100644
--- a/frontend/src/views/admin/SettingsView.vue
+++ b/frontend/src/views/admin/SettingsView.vue
@@ -1667,7 +1667,7 @@
                 <div><label class="input-label">{{ t('admin.settings.payment.minAmount') }}</label><input v-model.number="form.payment_min_amount" type="number" step="0.01" min="0" class="input" :placeholder="t('admin.settings.payment.noLimit')" /></div>
                 <div><label class="input-label">{{ t('admin.settings.payment.maxAmount') }}</label><input v-model.number="form.payment_max_amount" type="number" step="0.01" min="0" class="input" :placeholder="t('admin.settings.payment.noLimit')" /></div>
                 <div><label class="input-label">{{ t('admin.settings.payment.dailyLimit') }}</label><input v-model.number="form.payment_daily_limit" type="number" step="0.01" min="0" class="input" :placeholder="t('admin.settings.payment.noLimit')" /></div>
-                <div><label class="input-label">{{ t('admin.settings.payment.orderTimeout') }}</label><input v-model.number="form.payment_order_timeout_minutes" type="number" min="1" class="input" /></div>
+                <div><label class="input-label">{{ t('admin.settings.payment.orderTimeout') }} <span class="text-red-500">*</span></label><input v-model.number="form.payment_order_timeout_minutes" type="number" min="1" class="input" required /><p class="mt-0.5 text-xs text-gray-400">{{ t('admin.settings.payment.orderTimeoutHint') }}</p></div>
               </div>
               <!-- Row 3: Pending orders + balance disabled + load balance -->
               <div class="flex flex-wrap items-end gap-4">