diff --git a/apps/h5-shop/src/contexts/StoreSessionContext.tsx b/apps/h5-shop/src/contexts/StoreSessionContext.tsx
index 9d1214c..823ced3 100644
--- a/apps/h5-shop/src/contexts/StoreSessionContext.tsx
+++ b/apps/h5-shop/src/contexts/StoreSessionContext.tsx
@@ -20,6 +20,9 @@ import {
   fetchClientConfig,
   handleShopWechatCallback,
   handleShopWechatLoginResult,
+  isShopWechatUnboundError,
+  SHOP_WX_NEED_PHONE_LOGIN_MSG,
+  stashShopWechatLoginHint,
 } from '../lib/wechat-auth';
 import { isWechatEnv } from '../lib/weixin';
 
@@ -83,7 +86,11 @@ export function StoreSessionProvider({ children }: { children: ReactNode }) {
               }
               stripOAuthParamsFromLocation();
             }
-          } catch {
+          } catch (e) {
+            const raw = e instanceof Error ? e.message : '';
+            if (isShopWechatUnboundError(raw)) {
+              stashShopWechatLoginHint(SHOP_WX_NEED_PHONE_LOGIN_MSG);
+            }
             stripOAuthParamsFromLocation();
           }
         }
diff --git a/apps/h5-shop/src/lib/wechat-auth.ts b/apps/h5-shop/src/lib/wechat-auth.ts
index 562bd3e..a40328a 100644
--- a/apps/h5-shop/src/lib/wechat-auth.ts
+++ b/apps/h5-shop/src/lib/wechat-auth.ts
@@ -15,6 +15,40 @@ export type ShopAccountProfile = {
   store?: { name: string };
 };
 
+/** 微信未绑定门店账号时的登录提示 */
+export const SHOP_WX_NEED_PHONE_LOGIN_MSG = '请先用手机号登录';
+
+const SHOP_WX_LOGIN_HINT_KEY = 'shop_wx_login_hint';
+
+export function isShopWechatUnboundError(message: string): boolean {
+  return message.includes('首次登录') || message.includes('手机验证码') || message.includes('请先用手机号');
+}
+
+export function formatShopWechatError(e: unknown): string {
+  const text = e instanceof Error ? e.message : '微信登录失败';
+  if (isShopWechatUnboundError(text)) return SHOP_WX_NEED_PHONE_LOGIN_MSG;
+  return text;
+}
+
+/** OAuth 在启动层失败时暂存提示，供登录页展示 */
+export function stashShopWechatLoginHint(message: string): void {
+  try {
+    sessionStorage.setItem(SHOP_WX_LOGIN_HINT_KEY, message);
+  } catch {
+    /* ignore */
+  }
+}
+
+export function consumeShopWechatLoginHint(): string | null {
+  try {
+    const hint = sessionStorage.getItem(SHOP_WX_LOGIN_HINT_KEY);
+    if (hint) sessionStorage.removeItem(SHOP_WX_LOGIN_HINT_KEY);
+    return hint;
+  } catch {
+    return null;
+  }
+}
+
 export async function fetchClientConfig(): Promise<ClientRuntimeConfig> {
   return request<ClientRuntimeConfig>('SHOP_H5', '/common/client-config');
 }
diff --git a/apps/h5-shop/src/pages/LoginPage.tsx b/apps/h5-shop/src/pages/LoginPage.tsx
index 4316037..7a2088e 100644
--- a/apps/h5-shop/src/pages/LoginPage.tsx
+++ b/apps/h5-shop/src/pages/LoginPage.tsx
@@ -15,7 +15,9 @@ import {
 import { routeAfterShopLogin } from './SelectStorePage';
 import {
   bindShopWechatAfterSmsLogin,
+  consumeShopWechatLoginHint,
   fetchClientConfig,
+  formatShopWechatError,
   handleShopWechatCallback,
   handleShopWechatLoginResult,
   loginShopWithWechat,
@@ -27,14 +29,6 @@ function maskPhone(phone: string) {
   return `${phone.slice(0, 3)} **** ${phone.slice(-4)}`;
 }
 
-function formatWechatError(e: unknown): string {
-  const text = e instanceof Error ? e.message : '微信登录失败';
-  if (text.includes('首次登录') || text.includes('手机验证码')) {
-    return '该微信尚未绑定门店账号，请先使用手机验证码登录，登录后将自动关联微信';
-  }
-  return text;
-}
-
 function ShopAgreementCheckbox({
   agreed,
   onChange,
@@ -76,7 +70,7 @@ export default function LoginPage() {
   const [agreed, setAgreed] = useState(false);
   const [loading, setLoading] = useState(false);
   const [wxLoading, setWxLoading] = useState(false);
-  const [msg, setMsg] = useState('');
+  const [msg, setMsg] = useState(() => consumeShopWechatLoginHint() ?? '');
   const [codeCooldown, setCodeCooldown] = useState(0);
   const [wxAuthorize, setWxAuthorize] = useState(false);
   const agreementRef = useRef<HTMLLabelElement>(null);
@@ -87,6 +81,11 @@ export default function LoginPage() {
       .catch(() => setWxAuthorize(false));
   }, []);
 
+  useEffect(() => {
+    const hint = consumeShopWechatLoginHint();
+    if (hint) setMsg(hint);
+  }, []);
+
   useEffect(() => {
     if (!isWechatEnv() || !wxAuthorize || !params.get('code')) return;
     void handleShopWechatCallback()
@@ -100,7 +99,7 @@ export default function LoginPage() {
           routeAfterShopLogin(session, navigate);
         }
       })
-      .catch((e) => setMsg(formatWechatError(e)));
+      .catch((e) => setMsg(formatShopWechatError(e)));
   }, [applySession, navigate, params, setSearchParams, wxAuthorize]);
 
   const quickStoreName = savedProfile?.storeName ?? '门店管理中心';
@@ -178,7 +177,7 @@ export default function LoginPage() {
         routeAfterShopLogin(session, navigate);
       }
     } catch (e) {
-      setMsg(formatWechatError(e));
+      setMsg(formatShopWechatError(e));
     } finally {
       setWxLoading(false);
     }
diff --git a/server/dukang-api/src/modules/iam/auth.service.ts b/server/dukang-api/src/modules/iam/auth.service.ts
index e3cff41..512b414 100644
--- a/server/dukang-api/src/modules/iam/auth.service.ts
+++ b/server/dukang-api/src/modules/iam/auth.service.ts
@@ -1538,7 +1538,7 @@ export class AuthService {
     });
 
     if (!account) {
-      throw new BadRequestException('首次登录请使用手机验证码，登录后将自动关联微信');
+      throw new BadRequestException('请先用手机号登录');
     }
 
     account = await this.prisma.storeAccount.update({