diff --git a/kicc-ui/src/assets/images/defaultAvatar.jpg b/kicc-ui/src/assets/images/defaultAvatar.jpg
new file mode 100644
index 00000000..6bffbea5
Binary files /dev/null and b/kicc-ui/src/assets/images/defaultAvatar.jpg differ
diff --git a/kicc-ui/src/assets/images/defaultAvatar.png b/kicc-ui/src/assets/images/defaultAvatar.png
deleted file mode 100644
index 60ce0f8a..00000000
Binary files a/kicc-ui/src/assets/images/defaultAvatar.png and /dev/null differ
diff --git a/kicc-ui/src/assets/images/header.jpg b/kicc-ui/src/assets/images/header.jpg
deleted file mode 100644
index 977584b6..00000000
Binary files a/kicc-ui/src/assets/images/header.jpg and /dev/null differ
diff --git a/kicc-ui/src/layouts/default/header/components/lock/LockModal.vue b/kicc-ui/src/layouts/default/header/components/lock/LockModal.vue
index d7711851..657fc6c9 100644
--- a/kicc-ui/src/layouts/default/header/components/lock/LockModal.vue
+++ b/kicc-ui/src/layouts/default/header/components/lock/LockModal.vue
@@ -32,7 +32,6 @@
   import { BasicForm, useForm } from '/@/components/Form/index';
   import { useUserStore } from '/@/store/modules/user';
   import { useLockStore } from '/@/store/modules/lock';
-  import headerImg from '/@/assets/images/header.jpg';
 
   export default defineComponent({
     name: 'LockModal',
@@ -73,7 +72,7 @@
 
       const avatar = computed(() => {
         const { avatar } = userStore.getUserInfo;
-        return avatar || headerImg;
+        return avatar;
       });
 
       return {
diff --git a/kicc-ui/src/layouts/default/header/components/user-dropdown/index.vue b/kicc-ui/src/layouts/default/header/components/user-dropdown/index.vue
index 7dab7f91..c0338ac1 100644
--- a/kicc-ui/src/layouts/default/header/components/user-dropdown/index.vue
+++ b/kicc-ui/src/layouts/default/header/components/user-dropdown/index.vue
@@ -35,7 +35,6 @@
   import { useI18n } from '/@/hooks/web/useI18n';
   import { useDesign } from '/@/hooks/web/useDesign';
   import { useModal } from '/@/components/Modal';
-  import headerImg from '/@/assets/images/header.jpg';
   import { propTypes } from '/@/utils/propTypes';
   import { createAsyncComponent } from '/@/utils/factory/createAsyncComponent';
 
@@ -60,7 +59,7 @@
 
       const getUserInfo = computed(() => {
         const { realName = '', avatar, desc } = userStore.getUserInfo || {};
-        return { realName, avatar: avatar || headerImg, desc };
+        return { realName, avatar: avatar, desc };
       });
 
       const [register, { openModal }] = useModal();
diff --git a/kicc-ui/src/store/modules/user.ts b/kicc-ui/src/store/modules/user.ts
index b1dd29d5..7187b7ab 100644
--- a/kicc-ui/src/store/modules/user.ts
+++ b/kicc-ui/src/store/modules/user.ts
@@ -18,7 +18,7 @@ import {useMessage} from '/@/hooks/web/useMessage';
 import {router} from '/@/router';
 import {usePermissionStore} from '/@/store/modules/permission';
 import {RouteRecordRaw} from 'vue-router';
-import defaultAvatar from '/@/assets/images/defaultAvatar.png';
+import defaultAvatar from '/@/assets/images/defaultAvatar.jpg';
 
 interface UserState {
   userInfo: Nullable<UserInfo>;
diff --git a/kicc-ui/src/views/dashboard/workbench/components/DynamicInfo.vue b/kicc-ui/src/views/dashboard/workbench/components/DynamicInfo.vue
index d0f77f33..48aebb93 100644
--- a/kicc-ui/src/views/dashboard/workbench/components/DynamicInfo.vue
+++ b/kicc-ui/src/views/dashboard/workbench/components/DynamicInfo.vue
@@ -25,13 +25,12 @@
   import { defineComponent } from 'vue';
   import { Card, List } from 'ant-design-vue';
   import { dynamicInfoItems } from './data';
-  import headerImg from '/@/assets/images/header.jpg';
   import { Icon } from '/@/components/Icon';
 
   export default defineComponent({
     components: { Card, List, ListItem: List.Item, ListItemMeta: List.Item.Meta, Icon },
     setup() {
-      return { items: dynamicInfoItems, headerImg };
+      return { items: dynamicInfoItems };
     },
   });
 </script>
diff --git a/kicc-ui/src/views/dashboard/workbench/components/WorkbenchHeader.vue b/kicc-ui/src/views/dashboard/workbench/components/WorkbenchHeader.vue
index 48545a29..d29149fa 100644
--- a/kicc-ui/src/views/dashboard/workbench/components/WorkbenchHeader.vue
+++ b/kicc-ui/src/views/dashboard/workbench/components/WorkbenchHeader.vue
@@ -1,6 +1,6 @@
 <template>
   <div class="lg:flex">
-    <Avatar :src="userinfo.avatar || headerImg" :size="72" class="!mx-auto !block" />
+    <Avatar :src="userinfo.avatar" :size="72" class="!mx-auto !block" />
     <div class="md:ml-6 flex flex-col justify-center md:mt-0 mt-2">
       <h1 class="md:text-lg text-md">早安, {{ userinfo.realName }}, 开始您一天的工作吧！</h1>
       <span class="text-secondary"> 今日晴，20℃ - 32℃！ </span>
@@ -26,14 +26,13 @@
   import { computed, defineComponent } from 'vue';
   import { Avatar } from 'ant-design-vue';
   import { useUserStore } from '/@/store/modules/user';
-  import headerImg from '/@/assets/images/header.jpg';
 
   export default defineComponent({
     components: { Avatar },
     setup() {
       const userStore = useUserStore();
       const userinfo = computed(() => userStore.getUserInfo);
-      return { userinfo, headerImg };
+      return { userinfo };
     },
   });
 </script>
diff --git a/kicc-ui/src/views/sys/lock/LockPage.vue b/kicc-ui/src/views/sys/lock/LockPage.vue
index a2c7787a..444d4282 100644
--- a/kicc-ui/src/views/sys/lock/LockPage.vue
+++ b/kicc-ui/src/views/sys/lock/LockPage.vue
@@ -44,7 +44,7 @@
       <div :class="`${prefixCls}-entry`" v-show="!showDate">
         <div :class="`${prefixCls}-entry-content`">
           <div :class="`${prefixCls}-entry__header enter-x`">
-            <img :src="userinfo.avatar || headerImg" :class="`${prefixCls}-entry__header-img`" />
+            <img :src="userinfo.avatar" :class="`${prefixCls}-entry__header-img`" />
             <p :class="`${prefixCls}-entry__header-name`">
               {{ userinfo.realName }}
             </p>
@@ -100,8 +100,7 @@
   import { useI18n } from '/@/hooks/web/useI18n';
   import { useNow } from './useNow';
   import { useDesign } from '/@/hooks/web/useDesign';
-  import { LockOutlined } from '@ant-design/icons-vue';
-  import headerImg from '/@/assets/images/header.jpg';
+  import { LockOutlined } from '@ant-design/icons-vue'
 
   const InputPassword = Input.Password;