diff --git a/VideoAnalysis/WebUI/src/router/modules/home.ts b/VideoAnalysis/WebUI/src/router/modules/home.ts
index e1be162..266aa96 100644
--- a/VideoAnalysis/WebUI/src/router/modules/home.ts
+++ b/VideoAnalysis/WebUI/src/router/modules/home.ts
@@ -18,7 +18,8 @@ export default {
       component: () => import("@/views/welcome/runningTask.vue"),
       meta: {
         title: "进行中任务",
-        showLink: true
+        showLink: true,
+        keepAlive:true,
       }
     },
     {
@@ -36,7 +37,8 @@ export default {
       component: () => import("@/views/welcome/showTask.vue"),
       meta: {
         title: "预览任务",
-        showLink: false
+        showLink: false,
+        keepAlive:true,
       }
     },
     {
@@ -45,7 +47,8 @@ export default {
       component: () => import("@/views/welcome/errorTask.vue"),
       meta: {
         title: "错误任务",
-        showLink: true
+        showLink: true,
+        keepAlive:true,
       }
     }
   ]
diff --git a/VideoAnalysis/WebUI/src/views/welcome/index.vue b/VideoAnalysis/WebUI/src/views/welcome/index.vue
index de3f4e3..81cd6f2 100644
--- a/VideoAnalysis/WebUI/src/views/welcome/index.vue
+++ b/VideoAnalysis/WebUI/src/views/welcome/index.vue
@@ -139,6 +139,7 @@ function previewTask(row: any) {
     meta: {
       title: `任务预览` + row.id.toString().slice(-4),
       dynamicLevel: 3,
+      keepAlive: true,
     },
   });
   // 路由跳转
diff --git a/VideoAnalysis/WebUI/src/views/welcome/showTask.vue b/VideoAnalysis/WebUI/src/views/welcome/showTask.vue
index 99c41bc..f66f9f6 100644
--- a/VideoAnalysis/WebUI/src/views/welcome/showTask.vue
+++ b/VideoAnalysis/WebUI/src/views/welcome/showTask.vue
@@ -155,9 +155,13 @@ function timeupdateVideo() {
   let subtitleI = subtitles.value.findIndex(
     (subtitle) => currentTime >= subtitle.start && currentTime <= subtitle.end
   );
+  // 更新字幕 AI优化字幕
+  let subtitleI1 = subtitles1.value.findIndex(
+    (subtitle) => currentTime >= subtitle.start && currentTime <= subtitle.end
+  );
   if (subtitleI > -1 && currentSubtitle.value !== subtitles.value[subtitleI].text) {
     currentSubtitle.value = subtitles.value[subtitleI].text;
-    currentSubtitle1.value = subtitles1.value[subtitleI]?.text || "";
+    currentSubtitle1.value = subtitles1.value[subtitleI1]?.text || "";
   } else if (subtitleI == -1) {
     currentSubtitle.value = "";
     currentSubtitle1.value = "";
diff --git a/VideoAnalysisCore/AICore/GPT/GTP_Analysis_1.cs b/VideoAnalysisCore/AICore/GPT/GTP_Analysis_1.cs
index fa3706f..0e38102 100644
--- a/VideoAnalysisCore/AICore/GPT/GTP_Analysis_1.cs
+++ b/VideoAnalysisCore/AICore/GPT/GTP_Analysis_1.cs
@@ -329,9 +329,9 @@ namespace VideoAnalysisCore.AICore.GPT.DeepSeek
                 你是一位{{subject}}学科的教育专家与资深校对。你的任务是将{{sections}}内容的原始语音识别（STT）JSON 数据清洗为高质量教学文本。
                 # Input & Output Protocol
                 输入和输出均为严格的 JSON 数组格式：`[{"t": number, "r": string}]`。
-                * `t` (Time): 绝对锚点，代表时间戳。严禁修改、严禁排序、严禁删除。
-                * `r` (Result): 字幕内容，仅对此字段进行清洗。
-                # Processing Rules (按优先级执行)
+                    `t` (Time): 绝对锚点，代表时间戳。严禁修改、严禁排序、严禁删除。
+                    `r` (Result): 字幕内容，仅对此字段进行清洗。
+                Processing Rules (按优先级执行)
                 1.  结构铁律 (最高优先级)：
                     长度一致：输入 N 条，输出必须 N 条。
                     时间锁定：输出的第 i 条 `t` 必须等于输入的第 i 条 `t`。