diff --git a/packages/app/src/utils/auth.ts b/packages/app/src/utils/auth.ts
index 2acc6ae..a02b692 100644
--- a/packages/app/src/utils/auth.ts
+++ b/packages/app/src/utils/auth.ts
@@ -14,29 +14,11 @@ export async function wxLogin(): Promise<LoginResponse> {
       provider: 'weixin',
       success: async (loginRes) => {
         try {
-          // Step 2: 获取用户微信头像和昵称
-          let nickname: string | undefined
-          let avatarUrl: string | undefined
-          await new Promise<void>((res) => {
-            uni.getUserProfile({
-              desc: '用于完善个人资料',
-              success: (profileRes) => {
-                nickname = profileRes.userInfo.nickName
-                avatarUrl = profileRes.userInfo.avatarUrl
-                res()
-              },
-              fail: () => {
-                // 用户拒绝授权，仍可继续登录
-                res()
-              },
-            })
-          })
-
-          // Step 3: 发送登录请求
+          // Step 2: 发送登录请求
+          // 注：uni.getUserProfile 已被微信废弃（基础库 2.27.1+），
+          // 新用户的昵称/头像由后端生成默认值，用户可在个人资料页修改
           const result = await post<LoginResponse>('/auth/login', {
             code: loginRes.code,
-            nickname,
-            avatarUrl,
           })
           uni.setStorageSync('token', result.token)
           resolve(result)