diff --git a/frontend/src/views/SettingsView.vue b/frontend/src/views/SettingsView.vue
index 84d2317..3fecf98 100644
--- a/frontend/src/views/SettingsView.vue
+++ b/frontend/src/views/SettingsView.vue
@@ -377,7 +377,7 @@ const eventScriptEnvironmentExamples = [
 ];
 
 const eventScriptModeOptions = [
-  { label: "璺緞", value: "path" },
+  { label: "路径", value: "path" },
   { label: "脚本文本", value: "inline" }
 ];
 
@@ -461,12 +461,12 @@ const canSendTestWebhook = computed(() => Boolean(form.webhookUrl.trim()));
 
 const segmentedExamplePath = computed(() => {
   const extension = form.defaultOutputFormat === 1 ? "ts" : "mp4";
-  return `Douyin/2026/04/15/主播名?221530_origin_主播名峗直播标题_123456789_00001.${extension}`;
+  return `Douyin/2026/04/15/主播名_221530_origin_主播名_直播标题_123456789_00001.${extension}`;
 });
 
 const nestedSegmentedExamplePath = computed(() => {
   const extension = form.defaultOutputFormat === 1 ? "ts" : "mp4";
-  return `Douyin/origin/2026/04/15/主播名?221530_origin_主播名峗直播标题_123456789/221530_origin_主播名峗直播标题_123456789_00001.${extension}`;
+  return `Douyin/origin/2026/04/15/主播名_221530_origin_主播名_直播标题_123456789/221530_origin_主播名_直播标题_123456789_00001.${extension}`;
 });
 
 async function loadSettings() {
@@ -571,7 +571,7 @@ async function sendTestEmail() {
       emailExceptionBodyTemplateHtml: form.emailExceptionBodyTemplateHtml
     });
 
-    ElMessage.success("娴嬭瘯閭欢宸插彂閫侊紝璇锋鏌ユ敹浠剁");
+    ElMessage.success("测试邮件已发送，请检查收件箱");
   } catch (error) {
     ElMessage.error(getApiErrorMessage(error, "Failed to send test email."));
   } finally {
@@ -630,7 +630,7 @@ async function runRetentionCleanup() {
     await startRetentionCleanupTracking(data);
     ElMessage.success("Retention cleanup background task created.");
   } catch (error) {
-    ElMessage.error(getApiErrorMessage(error, "淇濈暀娓呯悊鎵ц澶辫触"));
+    ElMessage.error(getApiErrorMessage(error, "保留清理执行失败"));
   } finally {
     runningRetentionCleanup.value = false;
   }
@@ -962,15 +962,15 @@ watch(
 
     <div class="settings-grid" v-loading="loading">
       <el-tabs v-model="activeSettingTab" type="border-card" class="settings-tabs">
-        <el-tab-pane label="褰曞埗" name="recording">
+        <el-tab-pane label="录制" name="recording">
       <el-card class="surface-card settings-card" shadow="never">
-        <h3 class="section-title">褰曞埗鍩虹</h3>
+        <h3 class="section-title">录制基础</h3>
         <p class="section-subtitle">默认画质、输出格式、分段策略、ffmpeg 模板和网络容错等录制基础参数在此集中管理。</p>
 
         <el-form label-position="top">
           <el-row :gutter="16">
             <el-col :span="12">
-              <el-form-item label="ffmpeg 璺緞">
+              <el-form-item label="ffmpeg 路径">
                 <el-input v-model="form.ffmpegPath" />
               </el-form-item>
             </el-col>
@@ -1183,13 +1183,13 @@ watch(
       </el-card>
 
       <el-card class="surface-card settings-card" shadow="never">
-        <h3 class="section-title">寮瑰箷褰曞埗</h3>
+        <h3 class="section-title">弹幕录制</h3>
         <p class="section-subtitle">Control parallel danmaku XML recording, non-chat event capture, and retry / polling pacing.</p>
 
         <el-form label-position="top">
           <el-row :gutter="16">
             <el-col :span="12">
-              <el-form-item label="鍚敤寮瑰箷褰曞埗">
+              <el-form-item label="启用弹幕录制">
                 <el-switch v-model="form.enableDanmakuRecording" />
               </el-form-item>
             </el-col>
@@ -1223,11 +1223,11 @@ watch(
       </el-card>
 
       <el-card class="surface-card settings-card settings-grid__full" shadow="never">
-        <h3 class="section-title">璺緞妯℃澘</h3>
+        <h3 class="section-title">路径模板</h3>
         <p class="section-subtitle">Both directory and filename templates support variables. Segmented layouts are fully controlled by the templates themselves.</p>
 
         <el-form label-position="top">
-          <el-form-item label="鐩綍妯℃澘">
+          <el-form-item label="目录模板">
             <el-input
               v-model="form.outputDirectoryTemplate"
               type="textarea"
@@ -1248,8 +1248,8 @@ watch(
 
         <div class="example-box">
           <div class="example-box__label">示例输出</div>
-          <div class="monospace example-box__value">榛樿鍒嗘锛歿{ segmentedExamplePath }}</div>
-          <div class="monospace example-box__value">鐩綍妯℃澘鍚?{fileStem}锛歿{ nestedSegmentedExamplePath }}</div>
+          <div class="monospace example-box__value">默认分段：{{ segmentedExamplePath }}</div>
+          <div class="monospace example-box__value">目录模板含 {fileStem}：{{ nestedSegmentedExamplePath }}</div>
         </div>
 
         <div class="helper-panel">
@@ -1304,7 +1304,7 @@ watch(
         <el-form label-position="top">
           <el-row :gutter="16">
             <el-col :span="6">
-              <el-form-item label="鍚敤涓婁紶">
+              <el-form-item label="启用上传">
                 <el-switch v-model="form.enableFileUpload" />
               </el-form-item>
             </el-col>
@@ -1319,12 +1319,12 @@ watch(
               </el-form-item>
             </el-col>
             <el-col :span="6">
-              <el-form-item label="鍒悕鐢ㄤ簬鐩綍">
+              <el-form-item label="别名用于目录">
                 <el-switch v-model="form.useAliasForStorage" />
               </el-form-item>
             </el-col>
             <el-col :span="8">
-              <el-form-item label="涓婁紶鐩爣">
+              <el-form-item label="上传目标">
                 <el-select v-model="form.uploadTarget" :disabled="!form.enableFileUpload">
                   <el-option
                     v-for="option in uploadTargetOptions"
@@ -1341,7 +1341,7 @@ watch(
         <div v-if="form.enableFileUpload && form.uploadTarget === 1" class="template-section">
           <div class="template-section__header">
             <div>
-              <h4 class="template-section__title">WebDAV 鐩爣</h4>
+              <h4 class="template-section__title">WebDAV 目标</h4>
               <p class="template-section__subtitle">Create remote directories from recording-relative paths and upload the video plus danmaku files.</p>
             </div>
           </div>
@@ -1354,7 +1354,7 @@ watch(
                 </el-form-item>
               </el-col>
               <el-col :span="12">
-                <el-form-item label="鍩虹璺緞">
+                <el-form-item label="基础路径">
                   <el-input v-model="form.webDavUpload.basePath" placeholder="/live-recorder" />
                 </el-form-item>
               </el-col>
@@ -1375,7 +1375,7 @@ watch(
         <div v-if="form.enableFileUpload && form.uploadTarget === 2" class="template-section">
           <div class="template-section__header">
             <div>
-              <h4 class="template-section__title">S3 鐩爣</h4>
+              <h4 class="template-section__title">S3 目标</h4>
               <p class="template-section__subtitle">Supports custom endpoint, bucket, region, and prefix settings for object-storage compatible services.</p>
             </div>
           </div>
@@ -1422,7 +1422,8 @@ watch(
         </div>
 
         <div class="helper-panel">
-          鑷姩涓婁紶鍥哄畾澶勭悊鈥滆棰戞枃浠?+ 瀵瑰簲寮瑰箷 XML鈥濄€傚彧鏈変袱鑰呴兘涓婁紶鎴愬姛骞朵笖浣犳墦寮€鈥滀笂浼犲悗鍒犳湰鍦扳€濇椂锛岀郴缁熸墠浼氭竻鐞嗘湰鍦版枃浠躲€?        </div>
+          自动上传固定处理“视频文件 + 对应弹幕 XML”。只有两者都上传成功并且你打开“上传后删本地”时，系统才会清理本地文件。
+        </div>
       </el-card>
 
       <el-card v-if="false" class="surface-card settings-card settings-grid__full" shadow="never">
@@ -1534,7 +1535,7 @@ watch(
                 </el-button>
               </div>
             </div>
-            <el-form-item v-if="form.liveStartedScriptMode === 'path'" label="鑴氭湰璺緞">
+            <el-form-item v-if="form.liveStartedScriptMode === 'path'" label="脚本路径">
               <el-input v-model="form.liveStartedScriptPath" placeholder="/app/scripts/live-started.sh" />
             </el-form-item>
             <el-form-item v-else label="脚本文本">
@@ -1588,7 +1589,7 @@ watch(
                 </el-button>
               </div>
             </div>
-            <el-form-item v-if="form.liveEndedScriptMode === 'path'" label="鑴氭湰璺緞">
+            <el-form-item v-if="form.liveEndedScriptMode === 'path'" label="脚本路径">
               <el-input v-model="form.liveEndedScriptPath" placeholder="/app/scripts/live-ended.sh" />
             </el-form-item>
             <el-form-item v-else label="脚本文本">
@@ -1609,7 +1610,7 @@ watch(
                 {{ scriptTestResults.live_ended?.detail }}
               </div>
               <div v-if="scriptTestResults.live_ended?.customLogOutput" class="test-result__detail">
-                鑷畾涔夋棩蹇楄緭鍑猴細{{ scriptTestResults.live_ended?.customLogOutput }}
+                自定义日志输出：{{ scriptTestResults.live_ended?.customLogOutput }}
               </div>
             </div>
           </div>
@@ -1663,7 +1664,7 @@ watch(
                 {{ scriptTestResults.segment_completed?.detail }}
               </div>
               <div v-if="scriptTestResults.segment_completed?.customLogOutput" class="test-result__detail">
-                鑷畾涔夋棩蹇楄緭鍑猴細{{ scriptTestResults.segment_completed?.customLogOutput }}
+                自定义日志输出：{{ scriptTestResults.segment_completed?.customLogOutput }}
               </div>
             </div>
           </div>
@@ -1711,22 +1712,21 @@ watch(
       </el-card>
 
         </el-tab-pane>
-        <el-tab-pane label="閫氱煡" name="notifications">
+        <el-tab-pane label="通知" name="notifications">
 
       <el-card class="surface-card settings-card settings-grid__full" shadow="never">
-        <h3 class="section-title">Webhook 閫氱煡</h3>
         <h3 class="section-title">Webhook 通知</h3>
         <p class="section-subtitle">Send fixed JSON POST payloads with custom headers. Exception notifications also cover low-storage stop events and event-script failures after retries are exhausted.</p>
 
         <el-form label-position="top">
           <el-row :gutter="16">
             <el-col :span="6">
-              <el-form-item label="鍚敤 Webhook">
+              <el-form-item label="启用 Webhook">
                 <el-switch v-model="form.enableWebhookNotification" />
               </el-form-item>
             </el-col>
             <el-col :span="6">
-              <el-form-item label="寮€鎾€氱煡">
+              <el-form-item label="开播通知">
                 <el-switch v-model="form.notifyWebhookOnLiveStarted" />
               </el-form-item>
             </el-col>
@@ -1748,7 +1748,7 @@ watch(
             </el-col>
 
             <el-col :span="24">
-              <el-form-item label="鑷畾涔夎姹傚ご">
+              <el-form-item label="自定义请求头">
                 <el-input
                   v-model="form.webhookHeaders"
                   type="textarea"
@@ -1758,7 +1758,7 @@ watch(
               </el-form-item>
             </el-col>
             <el-col :span="24">
-              <el-form-item label="鑷畾涔?JSON Body 妯℃澘">
+              <el-form-item label="自定义 JSON Body 模板">
                 <el-input
                   v-model="form.webhookBodyTemplate"
                   type="textarea"
@@ -1788,19 +1788,18 @@ watch(
       </el-card>
 
       <el-card class="surface-card settings-card settings-grid__full" shadow="never">
-        <h3 class="section-title">閭欢閫氱煡</h3>
         <h3 class="section-title">邮件通知</h3>
         <p class="section-subtitle">Configure SMTP plus HTML templates for live-started and exception alerts. Exception notifications also cover low-storage stop events and event-script failures after retries are exhausted.</p>
 
         <el-form label-position="top">
           <el-row :gutter="16">
             <el-col :span="6">
-              <el-form-item label="鍚敤閭欢閫氱煡">
+              <el-form-item label="启用邮件通知">
                 <el-switch v-model="form.enableEmailNotification" />
               </el-form-item>
             </el-col>
             <el-col :span="6">
-              <el-form-item label="鍚敤 SSL">
+              <el-form-item label="启用 SSL">
                 <el-switch v-model="form.emailUseSsl" />
               </el-form-item>
             </el-col>
@@ -1853,7 +1852,7 @@ watch(
                   v-model="form.emailToAddresses"
                   type="textarea"
                   :rows="3"
-                  placeholder="澶氫釜鍦板潃鍙敤閫楀彿銆佸垎鍙锋垨鎹㈣鍒嗛殧"
+                  placeholder="多个地址可用逗号、分号或换行分隔"
                 />
               </el-form-item>
             </el-col>
@@ -1867,11 +1866,11 @@ watch(
                   </div>
                 </div>
 
-                <el-form-item label="涓婚妯℃澘">
+                <el-form-item label="主题模板">
                   <el-input v-model="form.emailLiveStartedSubjectTemplate" />
                 </el-form-item>
 
-                <el-form-item label="HTML 姝ｆ枃妯℃澘">
+                <el-form-item label="HTML 正文模板">
                   <el-input v-model="form.emailLiveStartedBodyTemplateHtml" type="textarea" :rows="10" />
                 </el-form-item>
               </div>
@@ -1881,16 +1880,16 @@ watch(
               <div class="template-section">
                 <div class="template-section__header">
                   <div>
-                    <h4 class="template-section__title">异常提醒妯℃澘</h4>
+                    <h4 class="template-section__title">异常提醒模板</h4>
                     <p class="template-section__subtitle">Exception emails inject source, summary, detail, task context values, and optional event script output into the HTML body.</p>
                   </div>
                 </div>
 
-                <el-form-item label="涓婚妯℃澘">
+                <el-form-item label="主题模板">
                   <el-input v-model="form.emailExceptionSubjectTemplate" />
                 </el-form-item>
 
-                <el-form-item label="HTML 姝ｆ枃妯℃澘">
+                <el-form-item label="HTML 正文模板">
                   <el-input v-model="form.emailExceptionBodyTemplateHtml" type="textarea" :rows="12" />
                 </el-form-item>
               </div>
@@ -1906,11 +1905,12 @@ watch(
         </div>
 
         <div class="helper-panel">
-          閭欢妯℃澘閲岀殑 <code v-pre>{{detectedAtUtc}}</code> 鍜?<code v-pre>{{occurredAtUtc}}</code> 瀛楁鍚嶄繚鎸佷笉鍙橈紝浣嗗疄闄呮覆鏌撳€煎凡缁忕粺涓€鏀规垚鍖椾含鏃堕棿锛圲TC+8锛夈€? <code v-pre>{{eventScriptOutput}}</code> 鍒欏搴旇剼鏈€氳繃鑷畾涔夋棩蹇楁枃浠惰緭鍑虹殑鏂囨湰鍐呭銆?        </div>
+          邮件模板里的 <code v-pre>{{detectedAtUtc}}</code> 和 <code v-pre>{{occurredAtUtc}}</code> 字段名保持不变，但实际渲染值已经统一改成北京时间（UTC+8）。<code v-pre>{{eventScriptOutput}}</code> 则对应脚本通过自定义日志文件输出的文本内容。
+        </div>
 
         <div class="action-strip">
           <div class="helper-text">Sending a test email does not save settings. The email renders both the live-started and exception template examples.</div>
-          <el-button :loading="testingEmail" :disabled="!canSendTestEmail" @click="sendTestEmail">娴嬭瘯閭欢</el-button>
+          <el-button :loading="testingEmail" :disabled="!canSendTestEmail" @click="sendTestEmail">测试邮件</el-button>
         </div>
       </el-card>
 
@@ -2012,7 +2012,7 @@ watch(
               v-model="form.douyinCookie"
               type="textarea"
               :rows="4"
-              placeholder="鍙矘璐?ttwid銆乵sToken 绛?Cookie"
+              placeholder="可粘贴 ttwid、msToken 等 Cookie"
             />
           </el-form-item>
         </el-form>