diff --git a/netx_api/main.py b/netx_api/main.py
index d5b9e7a..f7bd7cd 100644
--- a/netx_api/main.py
+++ b/netx_api/main.py
@@ -423,7 +423,8 @@ def on_startup() -> None:
                         client = _ume_client()
                         st = client.token_status()
                         expires_in = int(st.get("expires_in_s") or 0)
-                        if bool(st.get("has_token")) and expires_in > 0 and expires_in < renew_before_s:
+                        # Renew when missing/invalid TTL (0) or nearing expiry — previously 0 skipped renew forever.
+                        if bool(st.get("has_token")) and (expires_in <= 0 or expires_in < renew_before_s):
                             client.renew_token()
                         _set_runtime_task("token_keepalive", status="running", last_run_at=datetime.now(timezone.utc), last_error="")
                     except Exception:
@@ -445,6 +446,11 @@ def on_startup() -> None:
                         if _runtime_is_paused("alarms_current_auto_sync"):
                             time.sleep(1)
                             continue
+                        _set_runtime_task(
+                            "alarms_current_auto_sync",
+                            status="running",
+                            last_error="正在拉取 UME 当前告警…",
+                        )
                         db = SessionLocal()
                         try:
                             client = _ume_client()
@@ -482,6 +488,11 @@ def on_startup() -> None:
                         if _runtime_is_paused("inventory_auto_sync"):
                             time.sleep(1)
                             continue
+                        _set_runtime_task(
+                            "inventory_auto_sync",
+                            status="running",
+                            last_error="正在拉取 UME 网元清单…",
+                        )
                         db = SessionLocal()
                         try:
                             client = _ume_client()
diff --git a/web/src/App.tsx b/web/src/App.tsx
index 4d037ee..ce343b9 100644
--- a/web/src/App.tsx
+++ b/web/src/App.tsx
@@ -335,7 +335,7 @@ function App() {
               />
             }
           />
-          <Route path="/ume" element={<UmePage />} />
+          <Route path="/ume" element={<UmePage toastOk={showOk} toastError={showError} />} />
         </Routes>
         {toast && <div className={`toast toast--${toast.type}`}>{toast.text}</div>}
     </AppLayout>
diff --git a/web/src/index.css b/web/src/index.css
index b3864bc..61dd515 100644
--- a/web/src/index.css
+++ b/web/src/index.css
@@ -268,6 +268,29 @@ pre {
   border-color: #5f1f2a;
 }
 
+.inline-spinner {
+  display: inline-block;
+  width: 14px;
+  height: 14px;
+  margin-right: 8px;
+  border: 2px solid rgba(255, 255, 255, 0.22);
+  border-top-color: rgba(255, 255, 255, 0.85);
+  border-radius: 50%;
+  vertical-align: -2px;
+  animation: inline-spin 0.65s linear infinite;
+}
+
+@keyframes inline-spin {
+  to {
+    transform: rotate(360deg);
+  }
+}
+
+.conn-pill--warn {
+  border-color: #664813;
+  color: #e7c46d;
+}
+
 .skeleton-line {
   height: 32px;
   border-radius: 8px;
diff --git a/web/src/pages/UmePage.tsx b/web/src/pages/UmePage.tsx
index cf08593..3899a3c 100644
--- a/web/src/pages/UmePage.tsx
+++ b/web/src/pages/UmePage.tsx
@@ -11,7 +11,13 @@ import {
 } from "../services/api";
 import { formatSystemTime } from "../utils/time";
 
-export function UmePage() {
+export type UmePageProps = {
+  /** Optional toasts from App shell (fixed bottom-right). */
+  toastOk?: (message: string) => void;
+  toastError?: (message: string) => void;
+};
+
+export function UmePage({ toastOk, toastError }: UmePageProps) {
   const queryClient = useQueryClient();
   const [tokenOpError, setTokenOpError] = useState("");
   const [runtimeTaskError, setRuntimeTaskError] = useState("");
@@ -52,41 +58,63 @@ export function UmePage() {
   });
   const tokenRefreshMutation = useMutation({
     mutationFn: refreshUmeToken,
+    onMutate: () => {
+      setTokenOpError("");
+    },
     onSuccess: async (res) => {
       if (!res?.ok) {
-        setTokenOpError(String(res.error || res.error_kind || "token_refresh_failed"));
+        const msg = String(res.error || res.error_kind || "token_refresh_failed");
+        setTokenOpError(msg);
+        toastError?.(msg);
       } else {
         setTokenOpError("");
+        toastOk?.(res.changed ? "续期成功，token 已更新" : "续期完成（与此前一致）");
       }
       await queryClient.invalidateQueries({ queryKey: ["umeTokenStatus"] });
+      await queryClient.invalidateQueries({ queryKey: ["umeSyncStatus"] });
     },
     onError: (err) => {
-      setTokenOpError(String(err));
+      const msg = String(err);
+      setTokenOpError(msg);
+      toastError?.(msg);
     },
   });
   const tokenDisconnectMutation = useMutation({
     mutationFn: disconnectUmeToken,
+    onMutate: () => {
+      setTokenOpError("");
+    },
     onSuccess: async (res) => {
       if (!res?.ok) {
-        setTokenOpError(String(res.error || res.error_kind || "token_disconnect_failed"));
+        const msg = String(res.error || res.error_kind || "token_disconnect_failed");
+        setTokenOpError(msg);
+        toastError?.(msg);
       } else {
         setTokenOpError("");
+        toastOk?.("已断开 UME token");
       }
       await queryClient.invalidateQueries({ queryKey: ["umeTokenStatus"] });
+      await queryClient.invalidateQueries({ queryKey: ["umeSyncStatus"] });
     },
     onError: (err) => {
-      setTokenOpError(String(err));
+      const msg = String(err);
+      setTokenOpError(msg);
+      toastError?.(msg);
     },
   });
 
   const tokenExpiresIn = Number(tokenStatusQuery.data?.expires_in_s || 0);
-  const tokenLevel = !tokenStatusQuery.data?.has_token
+  const hasToken = Boolean(tokenStatusQuery.data?.has_token);
+  const tokenNeedsRenewal = hasToken && tokenExpiresIn <= 0;
+  const tokenLevel = !hasToken
     ? "down"
-    : tokenExpiresIn < 15
-      ? "down"
-      : tokenExpiresIn < 60
-        ? "unknown"
-        : "up";
+    : tokenNeedsRenewal
+      ? "warn"
+      : tokenExpiresIn < 15
+        ? "down"
+        : tokenExpiresIn < 60
+          ? "unknown"
+          : "up";
   const neQuery = useQuery({
     queryKey: ["umeNE", neKeyword, nePage, nePageSize],
     queryFn: () => fetchUmeNe({ keyword: neKeyword, page: nePage, pageSize: nePageSize }),
@@ -131,11 +159,23 @@ export function UmePage() {
         <article className="card card--full">
           <h3>UME Token 状态</h3>
           <div className="actions-row actions-row--inline">
-            <span className={`conn-pill conn-pill--${tokenStatusQuery.data?.has_token ? "up" : "down"}`}>
-              token: {tokenStatusQuery.data?.has_token ? "connected" : "disconnected"}
+            <span
+              className={`conn-pill conn-pill--${!hasToken ? "down" : tokenNeedsRenewal ? "warn" : "up"}`}
+              title={
+                tokenNeedsRenewal
+                  ? "库中 token 缺少有效过期时间或已过期，请点「手动续期/登录」或等待后台自动续期"
+                  : undefined
+              }
+            >
+              token: {!hasToken ? "disconnected" : tokenNeedsRenewal ? "connected (需续期)" : "connected"}
             </span>
             <span className={`conn-pill conn-pill--${tokenLevel}`}>
-              expires_in: {typeof tokenStatusQuery.data?.expires_in_s === "number" ? `${tokenStatusQuery.data.expires_in_s}s` : "-"}
+              expires_in:{" "}
+              {typeof tokenStatusQuery.data?.expires_in_s === "number"
+                ? tokenNeedsRenewal
+                  ? "需续期 / 0s"
+                  : `${tokenStatusQuery.data.expires_in_s}s`
+                : "-"}
             </span>
             {tokenStatusQuery.data?.token_preview ? <span className="conn-pill">preview: {tokenStatusQuery.data.token_preview}</span> : null}
           </div>
@@ -144,13 +184,42 @@ export function UmePage() {
               onClick={() => queryClient.invalidateQueries({ queryKey: ["umeTokenStatus"] })}
               disabled={tokenStatusQuery.isFetching}
             >
-              刷新状态
+              {tokenStatusQuery.isFetching ? (
+                <>
+                  <span className="inline-spinner" aria-hidden />
+                  刷新中…
+                </>
+              ) : (
+                "刷新状态"
+              )}
             </button>
-            <button onClick={() => tokenRefreshMutation.mutate()} disabled={tokenRefreshMutation.isPending}>
-              手动续期/登录
+            <button
+              type="button"
+              onClick={() => tokenRefreshMutation.mutate()}
+              disabled={tokenRefreshMutation.isPending || tokenDisconnectMutation.isPending}
+            >
+              {tokenRefreshMutation.isPending ? (
+                <>
+                  <span className="inline-spinner" aria-hidden />
+                  续期中…
+                </>
+              ) : (
+                "手动续期/登录"
+              )}
             </button>
-            <button onClick={() => tokenDisconnectMutation.mutate()} disabled={tokenDisconnectMutation.isPending}>
-              断开 token
+            <button
+              type="button"
+              onClick={() => tokenDisconnectMutation.mutate()}
+              disabled={tokenRefreshMutation.isPending || tokenDisconnectMutation.isPending}
+            >
+              {tokenDisconnectMutation.isPending ? (
+                <>
+                  <span className="inline-spinner" aria-hidden />
+                  断开中…
+                </>
+              ) : (
+                "断开 token"
+              )}
             </button>
           </div>
           {(tokenOpError || tokenRefreshMutation.error || tokenDisconnectMutation.error) && (
diff --git a/web/src/types.ts b/web/src/types.ts
index 152680f..ef01a10 100644
--- a/web/src/types.ts
+++ b/web/src/types.ts
@@ -148,12 +148,13 @@ export type UmeAlarmItem = {
 };
 
 export type UmeTokenStatus = {
-  ok: boolean;
+  ok?: boolean;
   has_token: boolean;
   expires_in_s: number;
   expires_at_epoch_s: number;
   auth_header: string;
   token_preview?: string;
+  changed?: boolean;
   error_kind?: string;
   error?: string;
 };