diff --git a/launcher/constants.py b/launcher/constants.py
index f05af07..10766e8 100644
--- a/launcher/constants.py
+++ b/launcher/constants.py
@@ -29,7 +29,6 @@ mirror_list = {
     "aliyun": "https://mirrors.aliyun.com/pypi/simple/",
     "tuna": "https://mirrors.tuna.tsinghua.edu.cn/pypi/web/simple",
     "sjtu": "https://mirror.sjtu.edu.cn/pypi/web/simple",
-    "ustc": "https://mirrors.ustc.edu.cn/pypi/simple",
 }
 
 # 实例文件夹名
diff --git a/ui/src/main.js b/ui/src/main.js
index 647f8a5..132098e 100644
--- a/ui/src/main.js
+++ b/ui/src/main.js
@@ -1,3 +1,4 @@
+import 'vfonts/Lato.css'
 import 'vfonts/FiraCode.css'
 import './styles/global.css'
 
diff --git a/ui/src/pages/Launch.vue b/ui/src/pages/Launch.vue
index 4a912e0..7300528 100644
--- a/ui/src/pages/Launch.vue
+++ b/ui/src/pages/Launch.vue
@@ -175,8 +175,8 @@ async function handle_migrate(key) {
         显示日志
       </div>
     </n-space>
-    <n-list class="instance_list" bordered>
-      <n-list-item class="instance_list_item">
+    <n-list class="instance-list" bordered>
+      <n-list-item>
         <template #prefix>
           <n-checkbox
             v-model:checked="check_all"
@@ -187,26 +187,29 @@ async function handle_migrate(key) {
           >
         </template>
       </n-list-item>
-      <n-list-item class="instance_list_item" v-for="(item, index) in conf.instances" :key="index">
+      <n-list-item v-for="(item, index) in conf.instances" :key="index">
         <template #prefix>
           <n-checkbox v-model:checked="item.checked"></n-checkbox>
         </template>
         <n-space vertical>
           <n-space v-if="update_instance_name_index != index">
-            <n-text class="instance_name">{{ item.name }}</n-text>
+            <n-text>{{ item.name }}</n-text>
             <n-button size="tiny" @click="start_update_instance_name(index)">
               <template #icon>
                 <n-icon :component="Pencil"></n-icon>
               </template>
             </n-button>
+            <n-button @click="open_folder(item.path)" size="tiny">
+              <template #icon>
+                <n-icon :component="Folder"></n-icon>
+              </template>
+            </n-button>
           </n-space>
           <n-input
             v-else
-            class="instance_name_input"
             :ref="(el) => setInstanceNameInputRef(el, index)"
             v-model:value="item.name"
             @blur="end_update_instance_name"
-            clearable
           ></n-input>
         </n-space>
         <template #suffix>
@@ -231,11 +234,6 @@ async function handle_migrate(key) {
                 <n-icon :component="Stop"></n-icon>
               </template>
             </n-button>
-            <n-button type="primary" ghost size="small" @click="open_folder(item.path)">
-              <template #icon>
-                <n-icon :component="Folder"></n-icon>
-              </template>
-            </n-button>
             <n-popconfirm @positive-click="delete_instance(index, item.path)">
               <template #trigger>
                 <n-button type="error" ghost size="small">
@@ -258,18 +256,9 @@ async function handle_migrate(key) {
 .launch-btn {
   height: 38px;
 }
-.instance_list {
+.instance-list {
   overflow: auto;
 }
-.instance_list_item {
-  height: 50px;
-}
-.instance_name {
-  margin-left: 12px;
-}
-.instance_name_input {
-  height: 35px;
-}
 .log {
   min-height: 40vh;
   max-height: 40vh;
@@ -280,6 +269,5 @@ async function handle_migrate(key) {
 }
 .is_show_log_switch {
   margin-right: 20px;
-  text-align: center;
 }
 </style>
diff --git a/ui/src/pages/Update.vue b/ui/src/pages/Update.vue
index 483bae7..5228906 100644
--- a/ui/src/pages/Update.vue
+++ b/ui/src/pages/Update.vue
@@ -20,28 +20,6 @@ const steps = computed(() => [
     cwd: 'mower-ng'
   }
 ])
-const mirror_options = [
-  {
-    label: 'PyPI',
-    value: 'pypi',
-  },
-  {
-    label: '阿里云镜像源',
-    value: 'aliyun',
-  },
-  {
-    label: '上海交通大学镜像源',
-    value: 'sjtu',
-  },
-  {
-    label: '清华大学镜像源',
-    value: 'tuna',
-  },
-  {
-    label: '中国科学技术大学镜像源',
-    value: 'ustc',
-  }
-]
 provide('steps', steps)
 const current_step = ref(1)
 provide('current_step', current_step)
@@ -62,7 +40,14 @@ provide('current_state', current_state)
         </n-radio-group>
       </n-form-item>
       <n-form-item label="PyPI 仓库镜像" :label-style="form_item_label_style">
-        <n-select v-model:value="conf.mirror" :options="mirror_options" :disabled="running" />
+        <n-radio-group v-model:value="conf.mirror" :disabled="running">
+          <n-flex>
+            <n-radio value="pypi">PyPI</n-radio>
+            <n-radio value="aliyun">阿里云镜像站</n-radio>
+            <n-radio value="sjtu">上海交通大学镜像站</n-radio>
+            <n-radio value="tuna">清华大学镜像站</n-radio>
+          </n-flex>
+        </n-radio-group>
       </n-form-item>
     </n-form>
     <n-steps :current="current_step" :status="current_state" size="small">