diff --git a/src/admin/VideosPage.tsx b/src/admin/VideosPage.tsx
index 1b0db7a..2dac7d4 100644
--- a/src/admin/VideosPage.tsx
+++ b/src/admin/VideosPage.tsx
@@ -152,15 +152,16 @@ export function VideosPage() {
     if (ids.length === 0) return;
     setBatchDeleting(true);
     try {
-      const results = await Promise.allSettled(
-        ids.map((id) => api.deleteVideo(id))
-      );
       let success = 0;
       let deletedSources = 0;
-      for (const r of results) {
-        if (r.status !== "fulfilled") continue;
-        success++;
-        if (r.value.deletedSource) deletedSources++;
+      for (const id of ids) {
+        try {
+          const result = await api.deleteVideo(id);
+          success++;
+          if (result.deletedSource) deletedSources++;
+        } catch {
+          // Keep deleting the rest of the selected videos; report aggregate failure below.
+        }
       }
       const failed = ids.length - success;
       if (failed === 0) {
diff --git a/src/admin/drive/Spider91UploadTargetField.tsx b/src/admin/drive/Spider91UploadTargetField.tsx
index 6eba5c1..3557dc3 100644
--- a/src/admin/drive/Spider91UploadTargetField.tsx
+++ b/src/admin/drive/Spider91UploadTargetField.tsx
@@ -1,4 +1,5 @@
 import { useId } from "react";
+import { ChevronDown } from "lucide-react";
 import { kindLabel } from "./constants";
 import * as api from "../api";
 
@@ -16,16 +17,21 @@ export function Spider91UploadTargetField({
   return (
     <div className="admin-form__row">
       <label htmlFor={targetId}>视频上传目标</label>
-      <select id={targetId} value={value} onChange={(e) => onChange(e.target.value)}>
-        <option value="">本地保存，不上传</option>
-        {uploadTargets.map((d) => (
-          <option key={d.id} value={d.id}>
-            {kindLabel[d.kind] ?? d.kind} · {d.name || d.id}
-          </option>
-        ))}
-      </select>
-      <div className="admin-form__help">
-        选择本地保存时，爬取视频只保存在服务器本地；选择 115 网盘、123 云盘、PikPak 或 OneDrive 后，较早的视频会上传到该云盘根目录下的 91 Spider 文件夹。该设置全局生效。
+      <div className="admin-form-select-wrap">
+        <select
+          id={targetId}
+          className="admin-form-select"
+          value={value}
+          onChange={(e) => onChange(e.target.value)}
+        >
+          <option value="">本地保存，不上传</option>
+          {uploadTargets.map((d) => (
+            <option key={d.id} value={d.id}>
+              {kindLabel[d.kind] ?? d.kind} · {d.name || d.id}
+            </option>
+          ))}
+        </select>
+        <ChevronDown size={15} className="admin-form-select__icon" aria-hidden="true" />
       </div>
     </div>
   );
diff --git a/src/admin/drive/constants.ts b/src/admin/drive/constants.ts
index 4050361..d648f4a 100644
--- a/src/admin/drive/constants.ts
+++ b/src/admin/drive/constants.ts
@@ -264,7 +264,7 @@ export function credentialFields(kind: Kind): Array<{
           key: "proxy",
           label: "代理地址（可选）",
           placeholder: "http://127.0.0.1:7890",
-          help: "仅用于 91Spider 的列表/详情请求和视频、封面下载；留空则使用服务器环境变量 HTTP_PROXY / HTTPS_PROXY 或直连。支持 http://、https://、socks5:// 或 socks5h://。",
+          help: "支持 http://、https://、socks5://、socks5h://代理",
         },
       ];
   }
diff --git a/src/styles/admin.css b/src/styles/admin.css
index 0fa4e92..b5ecebf 100644
--- a/src/styles/admin.css
+++ b/src/styles/admin.css
@@ -404,6 +404,39 @@
   color: var(--text-strong);
 }
 
+.admin-form-select-wrap {
+  position: relative;
+  display: block;
+  width: 100%;
+}
+
+.admin-form__row .admin-form-select {
+  appearance: none;
+  -webkit-appearance: none;
+  width: 100%;
+  min-height: 40px;
+  padding-right: 36px;
+  line-height: 1.2;
+  cursor: pointer;
+}
+
+.admin-form__row .admin-form-select::-ms-expand {
+  display: none;
+}
+
+.admin-form-select__icon {
+  position: absolute;
+  top: 50%;
+  right: 12px;
+  transform: translateY(-50%);
+  color: var(--text-faint);
+  pointer-events: none;
+}
+
+.admin-form-select:focus + .admin-form-select__icon {
+  color: var(--accent);
+}
+
 .admin-form__row--inline {
   display: flex;
   gap: var(--space-2);
diff --git a/tests/adminDriveForm.test.ts b/tests/adminDriveForm.test.ts
index 5b1d78b..8952032 100644
--- a/tests/adminDriveForm.test.ts
+++ b/tests/adminDriveForm.test.ts
@@ -10,10 +10,18 @@ const driveComponentsSource = readFileSync(
   new URL("../src/admin/drive/DriveComponents.tsx", import.meta.url),
   "utf8"
 );
+const spider91UploadTargetSource = readFileSync(
+  new URL("../src/admin/drive/Spider91UploadTargetField.tsx", import.meta.url),
+  "utf8"
+);
 const driveFormSource = readFileSync(
   new URL("../src/admin/drive/DriveForm.tsx", import.meta.url),
   "utf8"
 );
+const adminCss = readFileSync(
+  new URL("../src/styles/admin.css", import.meta.url),
+  "utf8"
+);
 const apiSource = readFileSync(
   new URL("../src/admin/api.ts", import.meta.url),
   "utf8"
@@ -23,10 +31,7 @@ const constantsSource = readFileSync(
   "utf8"
 );
 
-const combinedSource = drivesPageSource + "\n" + driveFormSource + "\n" + constantsSource + "\n" + readFileSync(
-  new URL("../src/admin/drive/Spider91UploadTargetField.tsx", import.meta.url),
-  "utf8"
-);
+const combinedSource = drivesPageSource + "\n" + driveFormSource + "\n" + constantsSource + "\n" + spider91UploadTargetSource;
 
 function driveTypeOptions() {
   const match = /const DRIVE_OPTIONS:\s*DriveOption\[]\s*=\s*\[([\s\S]*?)\];/.exec(
@@ -49,7 +54,7 @@ function assertDriveTypeOption(value: string, label: string) {
 test("spider91 drive form does not expose advanced crawler credentials", () => {
   assert.match(combinedSource, /key: "proxy"/);
   assert.match(combinedSource, /label: "代理地址（可选）"/);
-  assert.match(combinedSource, /支持 http:\/\/、https:\/\/、socks5:\/\/ 或 socks5h:\/\//);
+  assert.match(combinedSource, /支持 http:\/\/、https:\/\/、socks5:\/\/、socks5h:\/\/代理/);
   assert.doesNotMatch(combinedSource, /target_new/);
   assert.doesNotMatch(combinedSource, /crawl_hour/);
   assert.doesNotMatch(combinedSource, /python_path/);
@@ -64,6 +69,18 @@ test("spider91 upload target uses explicit local-save option instead of auto tar
   );
   assert.doesNotMatch(combinedSource, /自动：唯一/);
   assert.doesNotMatch(combinedSource, /自动模式/);
+  assert.doesNotMatch(combinedSource, /较早的视频会上传到该云盘根目录下的 91 Spider 文件夹/);
+});
+
+test("spider91 upload target select uses an aligned custom arrow", () => {
+  assert.match(spider91UploadTargetSource, /className="admin-form-select-wrap"/);
+  assert.match(spider91UploadTargetSource, /className="admin-form-select"/);
+  assert.match(spider91UploadTargetSource, /className="admin-form-select__icon"/);
+  assert.match(adminCss, /\.admin-form__row \.admin-form-select\s*\{[^}]*appearance\s*:\s*none/s);
+  assert.match(
+    adminCss,
+    /\.admin-form-select__icon\s*\{[^}]*top\s*:\s*50%[^}]*right\s*:\s*12px[^}]*transform\s*:\s*translateY\(-50%\)/s
+  );
 });
 
 test("drive form hides root directory id for localstorage and spider91", () => {
diff --git a/tests/adminVideosPagination.test.ts b/tests/adminVideosPagination.test.ts
index 2cc0add..23bfdc5 100644
--- a/tests/adminVideosPagination.test.ts
+++ b/tests/adminVideosPagination.test.ts
@@ -11,3 +11,12 @@ test("admin videos page uses responsive page size", () => {
   assert.match(videosPageSource, /window\.matchMedia\(VIDEOS_MOBILE_QUERY\)/);
   assert.match(videosPageSource, /api\.listVideos\(\{ driveId, page, size: pageSize, keyword: searchKeyword \}\)/);
 });
+
+test("admin videos batch delete runs deletions sequentially", () => {
+  assert.match(videosPageSource, /for \(const id of ids\) \{/);
+  assert.match(videosPageSource, /const result = await api\.deleteVideo\(id\);/);
+  assert.doesNotMatch(
+    videosPageSource,
+    /Promise\.allSettled\(\s*ids\.map\(\(id\) => api\.deleteVideo\(id\)\)\s*\)/
+  );
+});