diff --git a/src/api/wechat/index.ts b/src/api/wechat/index.ts
index c8fdf88..44943f6 100644
--- a/src/api/wechat/index.ts
+++ b/src/api/wechat/index.ts
@@ -9,6 +9,7 @@ import type {
   WxFollowQrcodeResult,
   WxLoginQrcodeResult,
   WxLoginResult,
+  WxLoginStatusResult,
   WxOAuthConfigResult,
 } from './types';
 
@@ -48,11 +49,14 @@ export async function getFollowQrcode(): Promise<WxFollowQrcodeResult> {
 
 /** H5 网页授权：从其他配置 wechat_mp 读取 AppId / OAuth 回调根 */
 export async function getWeChatOAuthConfig(): Promise<WxOAuthConfigResult> {
-  // 不带默认 Content-Type，避免无必要的 CORS 预检（OPTIONS 易被网关/路由判 405）
-  const res = await axiosInstance.get(omsUrl('/wechat/oauth/config'), {
-    headers: { 'Content-Type': undefined as unknown as string },
-  });
-  const data = unwrapOrSelf<WxOAuthConfigResult & Record<string, unknown>>(res.data);
+  // 用 fetch 发简单 GET，避免 axios 默认 Content-Type 触发 OPTIONS（易 405）
+  const url = omsUrl('/wechat/oauth/config');
+  const res = await fetch(url, { method: 'GET' });
+  if (!res.ok) {
+    throw new Error(`获取微信 OAuth 配置失败（${res.status}）`);
+  }
+  const body = await res.json();
+  const data = unwrapOrSelf<WxOAuthConfigResult & Record<string, unknown>>(body);
   const appId = String(data.appId ?? data.AppId ?? '').trim();
   const oauthRedirectBase = String(
     data.oauthRedirectBase ?? data.OAuthRedirectBase ?? '',