diff --git a/packages/kit-bg/src/dbs/simple/entity/SimpleDbEntityNotificationSettings.ts b/packages/kit-bg/src/dbs/simple/entity/SimpleDbEntityNotificationSettings.ts
index d304ae9ebcf..11fd0f3d2cf 100644
--- a/packages/kit-bg/src/dbs/simple/entity/SimpleDbEntityNotificationSettings.ts
+++ b/packages/kit-bg/src/dbs/simple/entity/SimpleDbEntityNotificationSettings.ts
@@ -62,9 +62,9 @@ export class SimpleDbEntityNotificationSettings extends SimpleDbEntityBase<ISimp
     const settings = await this.getRawData();
     let count = 0;
     Object.values(settings?.accountActivity || {}).forEach((wallet) => {
-      if (wallet.enabled) {
-        Object.values(wallet.accounts || {}).forEach((account) => {
-          if (account.enabled) {
+      if (wallet?.enabled) {
+        Object.values(wallet?.accounts || {}).forEach((account) => {
+          if (account?.enabled) {
             count += 1;
           }
         });
diff --git a/packages/kit-bg/src/services/ServiceNetwork/ServiceNetwork.ts b/packages/kit-bg/src/services/ServiceNetwork/ServiceNetwork.ts
index 0dbb3d25909..5e208d90bca 100644
--- a/packages/kit-bg/src/services/ServiceNetwork/ServiceNetwork.ts
+++ b/packages/kit-bg/src/services/ServiceNetwork/ServiceNetwork.ts
@@ -14,6 +14,9 @@ import { appLocale } from '@onekeyhq/shared/src/locale/appLocale';
 import accountUtils from '@onekeyhq/shared/src/utils/accountUtils';
 import { memoizee } from '@onekeyhq/shared/src/utils/cacheUtils';
 import networkUtils from '@onekeyhq/shared/src/utils/networkUtils';
+import perfUtils, {
+  EPerformanceTimerLogNames,
+} from '@onekeyhq/shared/src/utils/perfUtils';
 import type { IServerNetwork } from '@onekeyhq/shared/types';
 
 import { vaultFactory } from '../../vaults/factory';
@@ -57,6 +60,11 @@ class ServiceNetwork extends ServiceBase {
       uniqByImpl?: boolean;
     } = {},
   ): Promise<{ networks: IServerNetwork[] }> {
+    const perf = perfUtils.createPerf(
+      EPerformanceTimerLogNames.serviceNetwork__getAllNetworks,
+    );
+
+    perf.markStart('getPresetNetworks');
     // TODO save to simpleDB
     const excludeTestNetwork = params?.excludeTestNetwork ?? false;
     const uniqByImpl = params?.uniqByImpl ?? false;
@@ -64,14 +72,16 @@ class ServiceNetwork extends ServiceBase {
     if (params.excludeAllNetworkItem) {
       excludeNetworkIds.push(getNetworkIdsMap().onekeyall);
     }
-
     const presetNetworks = getPresetNetworks();
+    perf.markEnd('getPresetNetworks');
 
+    perf.markStart('getServerNetworks-and-getAllCustomNetworks');
     // Fetch server and custom networks
     const [serverNetworks, customNetworks] = await Promise.all([
       this.backgroundApi.serviceCustomRpc.getServerNetworks(),
       this.backgroundApi.serviceCustomRpc.getAllCustomNetworks(),
     ]);
+    perf.markEnd('getServerNetworks-and-getAllCustomNetworks');
 
     // Create a Map to store unique networks by id
     // Priority: serverNetworks > presetNetworks > customNetworks
@@ -86,25 +96,50 @@ class ServiceNetwork extends ServiceBase {
       });
     };
 
+    perf.markStart('addNetworks-presetNetworks');
     // Add networks in order of priority
     addNetworks(presetNetworks);
+    perf.markEnd('addNetworks-presetNetworks');
+
+    perf.markStart('addNetworks-serverNetworks');
     addNetworks(serverNetworks);
+    perf.markEnd('addNetworks-serverNetworks');
+
+    perf.markStart('addNetworks-customNetworks');
     addNetworks(customNetworks);
+    perf.markEnd('addNetworks-customNetworks');
 
+    perf.markStart('convertMapToArray');
     // Convert Map back to array
     let networks = Array.from(networkMap.values());
+    perf.markEnd('convertMapToArray');
+
+    perf.markStart('filterNetworks-excludeCustomNetwork');
     if (params.excludeCustomNetwork) {
       excludeNetworkIds.push(...customNetworks.map((n) => n.id));
     }
+    perf.markEnd('filterNetworks-excludeCustomNetwork');
+
+    perf.markStart('filterNetworks-uniqByImpl');
     if (uniqByImpl) {
       networks = uniqBy(networks, (n) => n.impl);
     }
+    perf.markEnd('filterNetworks-uniqByImpl');
+
+    perf.markStart('filterNetworks-excludeTestNetwork');
     if (excludeTestNetwork) {
       networks = networks.filter((n) => !n.isTestnet);
     }
+    perf.markEnd('filterNetworks-excludeTestNetwork');
+
+    perf.markStart('filterNetworks-excludeNetworkIds');
     if (excludeNetworkIds?.length) {
       networks = networks.filter((n) => !excludeNetworkIds.includes(n.id));
     }
+    perf.markEnd('filterNetworks-excludeNetworkIds');
+
+    perf.done();
+
     return Promise.resolve({ networks });
   }
 
diff --git a/packages/kit-bg/src/services/ServiceNotification/ServiceNotification.ts b/packages/kit-bg/src/services/ServiceNotification/ServiceNotification.ts
index 8d85bcf751d..1aa41e971a6 100644
--- a/packages/kit-bg/src/services/ServiceNotification/ServiceNotification.ts
+++ b/packages/kit-bg/src/services/ServiceNotification/ServiceNotification.ts
@@ -637,6 +637,10 @@ export default class ServiceNotification extends ServiceBase {
     const { wallets } = await this.getNotificationWalletsAndAccounts();
     const oldAccountActivity = cloneDeep(settings?.accountActivity ?? {});
     const accountActivity: IAccountActivityNotificationSettings = {};
+
+    const currentEnabledAccountCount =
+      await this.backgroundApi.simpleDb.notificationSettings.getEnabledAccountCount();
+
     let totalEnabledCount = 0;
     const isInit = !settings?.accountActivity;
     const updateWalletAccountActivity = (wallet: IDBWallet) => {
@@ -674,14 +678,22 @@ export default class ServiceNotification extends ServiceBase {
           const isWalletEnabled =
             oldAccountActivity?.[wallet.id]?.enabled === true ||
             oldAccountActivity?.[wallet.id]?.enabled === undefined;
-          const isAccountEnabled =
+          const isAccountEnabledUndefined =
             oldAccountActivity?.[wallet.id]?.accounts?.[account.id]?.enabled ===
-              true ||
+            undefined;
+          const isAccountEnabled =
             oldAccountActivity?.[wallet.id]?.accounts?.[account.id]?.enabled ===
-              undefined;
+              true || isAccountEnabledUndefined;
 
           if (isWalletEnabled && isAccountEnabled) {
-            enableAccount(account);
+            if (
+              isAccountEnabledUndefined &&
+              currentEnabledAccountCount >= maxAccountCount
+            ) {
+              disableAccount(account);
+            } else {
+              enableAccount(account);
+            }
           } else {
             disableAccount(account);
           }
diff --git a/packages/shared/src/utils/perfUtils.ts b/packages/shared/src/utils/perfUtils.ts
index 1f30bf31202..8c5ec1f484b 100644
--- a/packages/shared/src/utils/perfUtils.ts
+++ b/packages/shared/src/utils/perfUtils.ts
@@ -16,6 +16,7 @@ export enum EPerformanceTimerLogNames {
   allNetwork__getAccountLocalTokens = 'allNetwork__getAccountLocalTokens',
   allNetwork__useAllNetworkRequests = 'allNetwork__useAllNetworkRequests',
   allNetwork__handleAllNetworkCacheRequests = 'allNetwork__handleAllNetworkCacheRequests',
+  serviceNetwork__getAllNetworks = 'serviceNetwork__getAllNetworks',
 }
 
 function getPerformanceTimerLogConfigMap() {