diff --git a/src/app/admin/page.tsx b/src/app/admin/page.tsx
index c435439..f460489 100644
--- a/src/app/admin/page.tsx
+++ b/src/app/admin/page.tsx
@@ -3959,6 +3959,7 @@ const LiveSourceConfig = ({
   const { isLoading, withLoading } = useLoadingState();
   const [liveSources, setLiveSources] = useState<LiveDataSource[]>([]);
   const [showAddForm, setShowAddForm] = useState(false);
+  const [editingLiveSource, setEditingLiveSource] = useState<LiveDataSource | null>(null);
   const [orderChanged, setOrderChanged] = useState(false);
   const [isRefreshing, setIsRefreshing] = useState(false);
   const [newLiveSource, setNewLiveSource] = useState<LiveDataSource>({
@@ -4087,6 +4088,27 @@ const LiveSourceConfig = ({
     });
   };
 
+  const handleEditLiveSource = () => {
+    if (!editingLiveSource || !editingLiveSource.name || !editingLiveSource.url) return;
+    withLoading('editLiveSource', async () => {
+      await callLiveSourceApi({
+        action: 'edit',
+        key: editingLiveSource.key,
+        name: editingLiveSource.name,
+        url: editingLiveSource.url,
+        ua: editingLiveSource.ua,
+        epg: editingLiveSource.epg,
+      });
+      setEditingLiveSource(null);
+    }).catch(() => {
+      console.error('操作失败', 'edit', editingLiveSource);
+    });
+  };
+
+  const handleCancelEdit = () => {
+    setEditingLiveSource(null);
+  };
+
   const handleDragEnd = (event: any) => {
     const { active, over } = event;
     if (!over || active.id === over.id) return;
@@ -4180,13 +4202,22 @@ const LiveSourceConfig = ({
             {!liveSource.disabled ? '禁用' : '启用'}
           </button>
           {liveSource.from !== 'config' && (
-            <button
-              onClick={() => handleDelete(liveSource.key)}
-              disabled={isLoading(`deleteLiveSource_${liveSource.key}`)}
-              className={`${buttonStyles.roundedSecondary} ${isLoading(`deleteLiveSource_${liveSource.key}`) ? 'opacity-50 cursor-not-allowed' : ''}`}
-            >
-              删除
-            </button>
+            <>
+              <button
+                onClick={() => setEditingLiveSource(liveSource)}
+                disabled={isLoading(`editLiveSource_${liveSource.key}`)}
+                className={`${buttonStyles.roundedPrimary} ${isLoading(`editLiveSource_${liveSource.key}`) ? 'opacity-50 cursor-not-allowed' : ''}`}
+              >
+                编辑
+              </button>
+              <button
+                onClick={() => handleDelete(liveSource.key)}
+                disabled={isLoading(`deleteLiveSource_${liveSource.key}`)}
+                className={`${buttonStyles.roundedSecondary} ${isLoading(`deleteLiveSource_${liveSource.key}`) ? 'opacity-50 cursor-not-allowed' : ''}`}
+              >
+                删除
+              </button>
+            </>
           )}
         </td>
       </tr>
@@ -4290,6 +4321,103 @@ const LiveSourceConfig = ({
         </div>
       )}
 
+      {/* 编辑直播源表单 */}
+      {editingLiveSource && (
+        <div className='p-4 bg-gray-50 dark:bg-gray-900 rounded-lg border border-gray-200 dark:border-gray-700 space-y-4'>
+          <div className='flex items-center justify-between'>
+            <h5 className='text-sm font-medium text-gray-700 dark:text-gray-300'>
+              编辑直播源: {editingLiveSource.name}
+            </h5>
+            <button
+              onClick={handleCancelEdit}
+              className='text-gray-600 dark:text-gray-400 hover:text-gray-800 dark:hover:text-gray-200'
+            >
+              ✕
+            </button>
+          </div>
+          <div className='grid grid-cols-1 sm:grid-cols-2 gap-4'>
+            <div>
+              <label className='block text-xs font-medium text-gray-700 dark:text-gray-300 mb-1'>
+                名称
+              </label>
+              <input
+                type='text'
+                value={editingLiveSource.name}
+                onChange={(e) =>
+                  setEditingLiveSource((prev) => prev ? ({ ...prev, name: e.target.value }) : null)
+                }
+                className='w-full px-3 py-2 border border-gray-300 dark:border-gray-600 rounded-lg bg-white dark:bg-gray-800 text-gray-900 dark:text-gray-100'
+              />
+            </div>
+            <div>
+              <label className='block text-xs font-medium text-gray-700 dark:text-gray-300 mb-1'>
+                Key (不可编辑)
+              </label>
+              <input
+                type='text'
+                value={editingLiveSource.key}
+                disabled
+                className='w-full px-3 py-2 border border-gray-300 dark:border-gray-600 rounded-lg bg-gray-100 dark:bg-gray-700 text-gray-500 dark:text-gray-400 cursor-not-allowed'
+              />
+            </div>
+            <div>
+              <label className='block text-xs font-medium text-gray-700 dark:text-gray-300 mb-1'>
+                M3U 地址
+              </label>
+              <input
+                type='text'
+                value={editingLiveSource.url}
+                onChange={(e) =>
+                  setEditingLiveSource((prev) => prev ? ({ ...prev, url: e.target.value }) : null)
+                }
+                className='w-full px-3 py-2 border border-gray-300 dark:border-gray-600 rounded-lg bg-white dark:bg-gray-800 text-gray-900 dark:text-gray-100'
+              />
+            </div>
+            <div>
+              <label className='block text-xs font-medium text-gray-700 dark:text-gray-300 mb-1'>
+                节目单地址（选填）
+              </label>
+              <input
+                type='text'
+                value={editingLiveSource.epg}
+                onChange={(e) =>
+                  setEditingLiveSource((prev) => prev ? ({ ...prev, epg: e.target.value }) : null)
+                }
+                className='w-full px-3 py-2 border border-gray-300 dark:border-gray-600 rounded-lg bg-white dark:bg-gray-800 text-gray-900 dark:text-gray-100'
+              />
+            </div>
+            <div>
+              <label className='block text-xs font-medium text-gray-700 dark:text-gray-300 mb-1'>
+                自定义 UA（选填）
+              </label>
+              <input
+                type='text'
+                value={editingLiveSource.ua}
+                onChange={(e) =>
+                  setEditingLiveSource((prev) => prev ? ({ ...prev, ua: e.target.value }) : null)
+                }
+                className='w-full px-3 py-2 border border-gray-300 dark:border-gray-600 rounded-lg bg-white dark:bg-gray-800 text-gray-900 dark:text-gray-100'
+              />
+            </div>
+          </div>
+          <div className='flex justify-end space-x-2'>
+            <button
+              onClick={handleCancelEdit}
+              className={buttonStyles.secondary}
+            >
+              取消
+            </button>
+            <button
+              onClick={handleEditLiveSource}
+              disabled={!editingLiveSource.name || !editingLiveSource.url || isLoading('editLiveSource')}
+              className={`${!editingLiveSource.name || !editingLiveSource.url || isLoading('editLiveSource') ? buttonStyles.disabled : buttonStyles.success}`}
+            >
+              {isLoading('editLiveSource') ? '保存中...' : '保存'}
+            </button>
+          </div>
+        </div>
+      )}
+
       {/* 直播源表格 */}
       <div className='border border-gray-200 dark:border-gray-700 rounded-lg max-h-[28rem] overflow-y-auto overflow-x-auto relative' data-table="live-source-list">
         <table className='min-w-full divide-y divide-gray-200 dark:divide-gray-700'>
diff --git a/src/app/api/admin/live/route.ts b/src/app/api/admin/live/route.ts
index 23bb054..b173205 100644
--- a/src/app/api/admin/live/route.ts
+++ b/src/app/api/admin/live/route.ts
@@ -102,6 +102,34 @@ export async function POST(request: NextRequest) {
         disableSource.disabled = true;
         break;
 
+      case 'edit':
+        // 编辑直播源
+        const editSource = config.LiveConfig.find((l) => l.key === key);
+        if (!editSource) {
+          return NextResponse.json({ error: '直播源不存在' }, { status: 404 });
+        }
+
+        // 配置文件中的直播源不允许编辑
+        if (editSource.from === 'config') {
+          return NextResponse.json({ error: '不能编辑配置文件中的直播源' }, { status: 400 });
+        }
+
+        // 更新字段（除了 key 和 from）
+        editSource.name = name as string;
+        editSource.url = url as string;
+        editSource.ua = ua || '';
+        editSource.epg = epg || '';
+
+        // 刷新频道数
+        try {
+          const nums = await refreshLiveChannels(editSource);
+          editSource.channelNumber = nums;
+        } catch (error) {
+          console.error('刷新直播源失败:', error);
+          editSource.channelNumber = 0;
+        }
+        break;
+
       case 'sort':
         // 排序直播源
         const { order } = body;
diff --git a/src/app/api/live/precheck/route.ts b/src/app/api/live/precheck/route.ts
index 0334f13..ff0dafa 100644
--- a/src/app/api/live/precheck/route.ts
+++ b/src/app/api/live/precheck/route.ts
@@ -31,7 +31,7 @@ export async function GET(request: NextRequest) {
     });
 
     if (!response.ok) {
-      return NextResponse.json({ error: 'Failed to fetch' }, { status: 500 });
+      return NextResponse.json({ error: 'Failed to fetch', message: response.statusText }, { status: 500 });
     }
 
     const contentType = response.headers.get('Content-Type');
@@ -43,6 +43,6 @@ export async function GET(request: NextRequest) {
     }
     return NextResponse.json({ success: true, type: 'm3u8' }, { status: 200 });
   } catch (error) {
-    return NextResponse.json({ error: 'Failed to fetch' }, { status: 500 });
+    return NextResponse.json({ error: 'Failed to fetch', message: error }, { status: 500 });
   }
 }
\ No newline at end of file
diff --git a/src/app/api/proxy/m3u8/route.ts b/src/app/api/proxy/m3u8/route.ts
index edd746d..0154fdb 100644
--- a/src/app/api/proxy/m3u8/route.ts
+++ b/src/app/api/proxy/m3u8/route.ts
@@ -39,8 +39,9 @@ export async function GET(request: Request) {
       return NextResponse.json({ error: 'Failed to fetch m3u8' }, { status: 500 });
     }
 
+    const contentType = response.headers.get('Content-Type') || '';
     // rewrite m3u8
-    if (response.headers.get('Content-Type')?.includes('application/vnd.apple.mpegurl')) {
+    if (contentType.toLowerCase().includes('mpegurl')) {
       // 获取最终的响应URL（处理重定向后的URL）
       const finalUrl = response.url;
       const m3u8Content = await response.text();
@@ -52,7 +53,7 @@ export async function GET(request: Request) {
       const modifiedContent = rewriteM3U8Content(m3u8Content, baseUrl, request, allowCORS);
 
       const headers = new Headers();
-      headers.set('Content-Type', 'application/vnd.apple.mpegurl');
+      headers.set('Content-Type', contentType);
       headers.set('Access-Control-Allow-Origin', '*');
       headers.set('Access-Control-Allow-Methods', 'GET, POST, OPTIONS');
       headers.set('Access-Control-Allow-Headers', 'Content-Type, Range, Origin, Accept');