diff --git a/src/admin/problem/components/Actions.vue b/src/admin/problem/components/Actions.vue
index e7be497..582a841 100644
--- a/src/admin/problem/components/Actions.vue
+++ b/src/admin/problem/components/Actions.vue
@@ -3,6 +3,7 @@ import { deleteContestProblem, deleteProblem } from "~/admin/api"
 
 interface Props {
   problemID: number
+  problemDisplayID: string
 }
 const props = defineProps<Props>()
 const emit = defineEmits(["deleted"])
@@ -37,13 +38,20 @@ function goEdit() {
   const name = route.name!.toString().replace("list", "edit")
   router.push({ name, params: { problemID: props.problemID } })
 }
+
+function goCheck() {
+  const data = router.resolve("/problem/" + props.problemDisplayID)
+  window.open(data.href, "_blank")
+}
 </script>
 <template>
   <n-space align="center">
     <n-button size="small" secondary type="primary" @click="goEdit">
       编辑
     </n-button>
-    <n-button size="small" secondary type="info">查看</n-button>
+    <n-button size="small" secondary type="info" @click="goCheck">
+      查看
+    </n-button>
     <n-popconfirm @positive-click="handleDeleteProblem">
       <template #trigger>
         <n-button secondary size="small" type="error">删除</n-button>
diff --git a/src/admin/problem/detail.vue b/src/admin/problem/detail.vue
index a3a802d..35a1597 100644
--- a/src/admin/problem/detail.vue
+++ b/src/admin/problem/detail.vue
@@ -7,7 +7,7 @@ import { unique } from "~/utils/functions"
 import { BlankProblem, LANGUAGE, Tag } from "~/utils/types"
 import { getProblemTagList } from "~/shared/api"
 import { LANGUAGE_SHOW_VALUE, CODE_TEMPLATES } from "~/utils/constants"
-
+import download from "~/utils/download"
 import {
   createContestProblem,
   createProblem,
@@ -192,8 +192,9 @@ async function handleUploadTestcases({ file }: UploadCustomRequestOptions) {
   }
 }
 
-// TODO: 还没有完成
-function downloadTestcases() {}
+function downloadTestcases() {
+  download("test_case?problem_id=" + problem.id)
+}
 
 // 题目是否有漏写的
 function detectProblemCompletion() {
@@ -265,7 +266,6 @@ async function submit() {
   if (notComplete) return
   getTemplate()
   problem.tags = [...newTags.value, ...fromExistingTags.value]
-  console.log(problem)
   const api = {
     "admin problem create": createProblem,
     "admin problem edit": editProblem,
@@ -299,7 +299,7 @@ async function submit() {
     }
   } catch (err: any) {
     if (err.data === "Display ID already exists") {
-      message.error("显示编号重复了，请换一个编号")
+      message.error("显示编号重复了，请换一个显示编号")
     } else {
       message.error(err.data)
     }
@@ -307,15 +307,14 @@ async function submit() {
 }
 
 onMounted(() => {
-  listTags()
-  getProblemDetail()
-
   if (
     route.name === "admin problem create" ||
     route.name === "admin contest problem create"
   ) {
     toggleReady(true)
   }
+  listTags()
+  getProblemDetail()
 })
 
 watch([fromExistingTags, newTags], (tags) => {
@@ -443,7 +442,13 @@ watch([fromExistingTags, newTags], (tags) => {
           {{ problem.test_case_score.length }}
           条测试用例
         </div>
-        <n-button tertiary type="info" size="small" @click="downloadTestcases">
+        <n-button
+          v-if="problem.id"
+          tertiary
+          type="info"
+          size="small"
+          @click="downloadTestcases"
+        >
           下载
         </n-button>
       </n-space>
diff --git a/src/admin/problem/list.vue b/src/admin/problem/list.vue
index 658c20c..59e5b25 100644
--- a/src/admin/problem/list.vue
+++ b/src/admin/problem/list.vue
@@ -48,6 +48,7 @@ const columns: DataTableColumn<AdminProblemFiltered>[] = [
     render: (row) =>
       h(Actions, {
         problemID: row.id,
+        problemDisplayID: row._id,
         onDeleted: listProblems,
       }),
   },
diff --git a/src/shared/Header.vue b/src/shared/Header.vue
index a572828..05a42f0 100644
--- a/src/shared/Header.vue
+++ b/src/shared/Header.vue
@@ -28,7 +28,7 @@ async function handleLogout() {
 
 onMounted(userStore.getMyProfile)
 
-const menus: MenuOption[] = [
+const menus = computed<MenuOption[]>(() => [
   {
     label: () =>
       h(RouterLink, { to: "/learn/step-1" }, { default: () => "自学" }),
@@ -51,9 +51,14 @@ const menus: MenuOption[] = [
     label: () => h(RouterLink, { to: "/rank" }, { default: () => "排名" }),
     key: "rank",
   },
-]
+  {
+    label: () => h(RouterLink, { to: "/admin" }, { default: () => "后台" }),
+    show: userStore.isAdminRole,
+    key: "admin",
+  },
+])
 
-const options = computed<Array<DropdownOption | DropdownDividerOption>>(() => [
+const options: Array<DropdownOption | DropdownDividerOption> = [
   {
     label: "我的主页",
     key: "home",
@@ -75,17 +80,9 @@ const options = computed<Array<DropdownOption | DropdownDividerOption>>(() => [
       onClick: () => router.push("/setting"),
     },
   },
-  {
-    label: "后台管理",
-    key: "admin",
-    show: userStore.isAdminRole,
-    props: {
-      onClick: () => router.push("/admin"),
-    },
-  },
   { type: "divider" },
   { label: "退出", key: "logout", props: { onClick: handleLogout } },
-])
+]
 
 function run() {
   console.log(code.value)
diff --git a/src/shared/TextEditor.vue b/src/shared/TextEditor.vue
index 2c45acd..2b3e628 100644
--- a/src/shared/TextEditor.vue
+++ b/src/shared/TextEditor.vue
@@ -39,6 +39,12 @@ onBeforeUnmount(() => {
   if (editor) editor.destroy()
 })
 
+function onClick() {
+  if (!editorRef.value) return
+  editorRef.value.blur()
+  editorRef.value.focus()
+}
+
 function handleCreated(editor: IDomEditor) {
   editorRef.value = editor
 }
@@ -66,6 +72,7 @@ async function customUpload(file: File, insertFn: InsertFnType) {
       mode="simple"
     />
     <Editor
+      @click="onClick"
       :style="{ minHeight: props.minHeight + 'px' }"
       v-model="rawHtml"
       :defaultConfig="editorConfig"
diff --git a/src/utils/download.ts b/src/utils/download.ts
new file mode 100644
index 0000000..73cfd92
--- /dev/null
+++ b/src/utils/download.ts
@@ -0,0 +1,23 @@
+import axios from "axios"
+
+const http = axios.create({
+  baseURL: "/api/admin",
+  responseType: "blob",
+  xsrfHeaderName: "X-CSRFToken",
+  xsrfCookieName: "csrftoken",
+})
+
+async function download(url: string) {
+  const res = await http.get(url)
+  const headers = res.headers
+  const link = document.createElement("a")
+  link.href = window.URL.createObjectURL(
+    new window.Blob([res.data], { type: headers["content-type"] })
+  )
+  link.download = (headers["content-disposition"] || "").split("filename=")[1]
+  document.body.appendChild(link)
+  link.click()
+  link.remove()
+}
+
+export default download