diff --git a/src/compenents/upload-courseware-button/index.tsx b/src/compenents/upload-courseware-button/index.tsx
index d4dd9cb..64435c0 100644
--- a/src/compenents/upload-courseware-button/index.tsx
+++ b/src/compenents/upload-courseware-button/index.tsx
@@ -71,6 +71,7 @@ export const UploadCoursewareButton = (props: PropsInterface) => {
         file.type === "application/x-zip-compressed" ||
         file.type === "application/octet-stream" ||
         file.type === "application/zip" ||
+        file.type === "application/x-rar" ||
         file.type ===
           "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet" ||
         file.type === "application/vnd.ms-excel" ||
@@ -188,7 +189,9 @@ export const UploadCoursewareButton = (props: PropsInterface) => {
                 <p className="ant-upload-drag-icon">
                   <InboxOutlined />
                 </p>
-                <p className="ant-upload-text">请将文件拖拽到此处上传</p>
+                <p className="ant-upload-text">
+                  支持word、excel、ppt、pdf、zip、txt格式文件
+                </p>
                 <p className="ant-upload-hint">支持一次上传多个文件</p>
               </Dragger>
             </Col>
diff --git a/src/pages/course/compenents/create.tsx b/src/pages/course/compenents/create.tsx
index c67d186..cba360e 100644
--- a/src/pages/course/compenents/create.tsx
+++ b/src/pages/course/compenents/create.tsx
@@ -84,6 +84,8 @@ export const CourseCreate: React.FC<PropInterface> = ({
     setHours([]);
     setTreeData([]);
     setAttachmentData([]);
+    setAttachments([]);
+    setShowDrop(false);
   }, [form, open]);
 
   const getParams = () => {
@@ -793,7 +795,10 @@ export const CourseCreate: React.FC<PropInterface> = ({
                 className={showDrop ? "drop-item active" : "drop-item"}
                 onClick={() => setShowDrop(!showDrop)}
               >
-                <i className="iconfont icon-icon-xiala c-red" />
+                <i
+                  style={{ fontSize: 14 }}
+                  className="iconfont icon-icon-xiala c-red"
+                />
                 <span>(课程简介、课件)</span>
               </div>
             </Form.Item>
diff --git a/src/pages/system/adminlog/index.tsx b/src/pages/system/adminlog/index.tsx
index b05c597..36c24d4 100644
--- a/src/pages/system/adminlog/index.tsx
+++ b/src/pages/system/adminlog/index.tsx
@@ -93,18 +93,13 @@ const SystemLogPage = () => {
   };
 
   const columns: ColumnsType<DataType> = [
-    {
-      title: "ID",
-      width: 100,
-      render: (_, record: any) => <span>{record.id}</span>,
-    },
     {
       title: "管理员名称",
       width: 150,
       render: (_, record: any) => <span>{record.admin_name}</span>,
     },
     {
-      title: "标题",
+      title: "操作",
       render: (_, record: any) => <span>{record.title}</span>,
     },
     {
@@ -148,7 +143,7 @@ const SystemLogPage = () => {
         <div className="d-flex"></div>
         <div className="d-flex">
           <div className="d-flex mr-24">
-            <Typography.Text>标题：</Typography.Text>
+            <Typography.Text>操作：</Typography.Text>
             <Input
               value={title}
               onChange={(e) => {
@@ -156,7 +151,7 @@ const SystemLogPage = () => {
               }}
               allowClear
               style={{ width: 160 }}
-              placeholder="请输入标题"
+              placeholder="请输入操作"
             />
           </div>
           <div className="d-flex mr-24">