diff --git a/admin/src/pages/course/option/index.tsx b/admin/src/pages/course/option/index.tsx
index 22f48a4..1a3242e 100644
--- a/admin/src/pages/course/option/index.tsx
+++ b/admin/src/pages/course/option/index.tsx
@@ -14,6 +14,8 @@ import type { TableListItem, TableListPagination } from './data';
 import Tags from './components/Tags';
 import type { DataItem } from '@antv/data-set/lib/transform/tag-cloud';
 import { VideoJS } from './components/VideoJS';
+import { getInfo } from 'react-mediainfo';
+
 import { v4 as uuidv4 } from 'uuid';
 
 const uuid = uuidv4();
@@ -247,9 +249,16 @@ const CourseList: React.FC = () => {
       hideInDescriptions: true,
       renderFormItem: (item, { defaultRender, ...rest }, form) => (
         <Upload
+          accept='.mp4'
           action='/dsideal_yy/res/plupload/'
           defaultFileList={item.initialValue ? [item.initialValue] : []}
-          beforeUpload={(file) => {
+          beforeUpload={async (file) => {
+            /** 获取视频文件信息 */
+            const {media: {track:[General, Video, Audio]}} = await getInfo(file)
+            if(Video.format !== 'AVC' || Audio.format !== 'AAC'){
+              message.error('视频编码格式不正确（视频采用AVC，音频采用AAC）')
+              return false;
+            }
             // console.log('file', file)
             // 获取文件名
             SetUploadFileName(file?.name);
diff --git a/admin/src/pages/course/subject/step/index.tsx b/admin/src/pages/course/subject/step/index.tsx
index e1ce51a..74996f6 100644
--- a/admin/src/pages/course/subject/step/index.tsx
+++ b/admin/src/pages/course/subject/step/index.tsx
@@ -439,10 +439,26 @@ export default () => {
                   label="主题图片"
                   max={2}
                   fieldProps={{
+                    accept:'.jpg,.jpeg,.git,.png',
                     name: 'file',
                     listType: 'picture-card',
                     maxCount: 1,
                     beforeUpload: (file) => {
+                      //限制图片 格式、size、分辨率
+                      const isJPG = file.type === 'image/jpeg';
+                      const isJPEG = file.type === 'image/jpeg';
+                      const isGIF = file.type === 'image/gif';
+                      const isPNG = file.type === 'image/png';
+                      if (!(isJPG || isJPEG || isGIF || isPNG)) {
+                        message.error('只能上传JPG 、JPEG 、GIF、 PNG格式的图片~');
+                        return false;
+                      }
+                      const isLt2M = file.size / 1024 / 1024 < 2;
+                      if (!isLt2M) {
+                        message.error('超过2M限制，不允许上传~');
+                        return false;
+                      }
+
                       // 获取文件名
                       SetUploadFileName(file?.name);
                       // 获取最后一个.的位置
diff --git a/admin/src/pages/questionbank/index.tsx b/admin/src/pages/questionbank/index.tsx
index 44f586a..fa278f2 100644
--- a/admin/src/pages/questionbank/index.tsx
+++ b/admin/src/pages/questionbank/index.tsx
@@ -376,13 +376,17 @@ const QuestionBank = () => {
               console.log('del selectedRowsState', selectedRowsState)
               const selectedRows = selectedRowsState?.map((item)=>({key:item?.id}))
               console.log('selectedRows', selectedRows)
-              const success = await handleRemove(selectedRows);
-              if (success) {
-                // handleModalVisible(false);
-                if (actionRef.current) {
-                  setSelectedRows([]);
-                  actionRef.current?.reload();
+              if(selectedRows?.length > 0){
+                const success = await handleRemove(selectedRows);
+                if (success) {
+                  // handleModalVisible(false);
+                  if (actionRef.current) {
+                    setSelectedRows([]);
+                    actionRef.current?.reload();
+                  }
                 }
+              }else{
+                message.warn('请选择删除项')
               }
             }}>
               <DeleteOutlined /> 批量删除