diff --git a/packages/extension-base/src/koni/background/handlers/Extension.ts b/packages/extension-base/src/koni/background/handlers/Extension.ts
index fbbe14f874..d653e101b5 100644
--- a/packages/extension-base/src/koni/background/handlers/Extension.ts
+++ b/packages/extension-base/src/koni/background/handlers/Extension.ts
@@ -3977,11 +3977,7 @@ export default class KoniExtension {
   }
 
   private hasAnyAccountForMigration (): ResponseHasAnyAccountForMigration {
-    // todo:
-
-    return {
-      hasAnyAccountForMigration: true
-    };
+    return this.#koniState.keyringService.context.hasAnyAccountForMigration();
   }
 
   private updateMigrationAcknowledgedStatus (request: RequestUpdateMigrationAcknowledgedStatus) {
diff --git a/packages/extension-base/src/services/keyring-service/context/account-context.ts b/packages/extension-base/src/services/keyring-service/context/account-context.ts
index ff997e5df1..bd1e74e6b9 100644
--- a/packages/extension-base/src/services/keyring-service/context/account-context.ts
+++ b/packages/extension-base/src/services/keyring-service/context/account-context.ts
@@ -1,9 +1,10 @@
 // Copyright 2019-2022 @subwallet/extension-base
 // SPDX-License-Identifier: Apache-2.0
 
-import { AccountExternalError, RequestAccountCreateExternalV2, RequestAccountCreateHardwareMultiple, RequestAccountCreateHardwareV2, RequestAccountCreateWithSecretKey, RequestAccountExportPrivateKey, RequestChangeMasterPassword, RequestMigratePassword, ResponseAccountCreateWithSecretKey, ResponseAccountExportPrivateKey, ResponseChangeMasterPassword, ResponseMigratePassword } from '@subwallet/extension-base/background/KoniTypes';
+import { AccountExternalError, RequestAccountCreateExternalV2, RequestAccountCreateHardwareMultiple, RequestAccountCreateHardwareV2, RequestAccountCreateWithSecretKey, RequestAccountExportPrivateKey, RequestChangeMasterPassword, RequestMigratePassword, ResponseAccountCreateWithSecretKey, ResponseAccountExportPrivateKey, ResponseChangeMasterPassword, ResponseHasAnyAccountForMigration, ResponseMigratePassword } from '@subwallet/extension-base/background/KoniTypes';
 import KoniState from '@subwallet/extension-base/koni/background/handlers/State';
 import { KeyringService } from '@subwallet/extension-base/services/keyring-service';
+import { AccountMigrationHandler } from '@subwallet/extension-base/services/keyring-service/context/handlers/Migration';
 import { AccountProxyMap, CurrentAccountInfo, RequestAccountBatchExportV2, RequestAccountCreateSuriV2, RequestAccountNameValidate, RequestAccountProxyEdit, RequestAccountProxyForget, RequestBatchJsonGetAccountInfo, RequestBatchRestoreV2, RequestChangeTonWalletContractVersion, RequestCheckPublicAndSecretKey, RequestDeriveCreateMultiple, RequestDeriveCreateV3, RequestDeriveValidateV2, RequestExportAccountProxyMnemonic, RequestGetAllTonWalletContractVersion, RequestGetDeriveAccounts, RequestGetDeriveSuggestion, RequestJsonGetAccountInfo, RequestJsonRestoreV2, RequestMnemonicCreateV2, RequestMnemonicValidateV2, RequestPrivateKeyValidateV2, ResponseAccountBatchExportV2, ResponseAccountCreateSuriV2, ResponseAccountNameValidate, ResponseBatchJsonGetAccountInfo, ResponseCheckPublicAndSecretKey, ResponseDeriveValidateV2, ResponseExportAccountProxyMnemonic, ResponseGetAllTonWalletContractVersion, ResponseGetDeriveAccounts, ResponseGetDeriveSuggestion, ResponseJsonGetAccountInfo, ResponseMnemonicCreateV2, ResponseMnemonicValidateV2, ResponsePrivateKeyValidateV2 } from '@subwallet/extension-base/types';
 import { InjectedAccountWithMeta } from '@subwallet/extension-inject/types';
 import { SubjectInfo } from '@subwallet/ui-keyring/observable/types';
@@ -20,6 +21,7 @@ export class AccountContext {
   private readonly ledgerHandler: AccountLedgerHandler;
   private readonly modifyHandler: AccountModifyHandler;
   private readonly secretHandler: AccountSecretHandler;
+  private readonly migrationHandler: AccountMigrationHandler;
 
   constructor (private readonly koniState: KoniState, private readonly parentService: KeyringService) {
     this.state = new AccountState(this.koniState);
@@ -30,6 +32,7 @@ export class AccountContext {
     this.ledgerHandler = new AccountLedgerHandler(this.parentService, this.state);
     this.modifyHandler = new AccountModifyHandler(this.parentService, this.state);
     this.secretHandler = new AccountSecretHandler(this.parentService, this.state);
+    this.migrationHandler = new AccountMigrationHandler(this.parentService, this.state);
   }
 
   // TODO: Merge to value
@@ -271,6 +274,14 @@ export class AccountContext {
 
   /* Inject */
 
+  /* Migration */
+
+  public hasAnyAccountForMigration (): ResponseHasAnyAccountForMigration {
+    return this.migrationHandler.hasAnyAccountForMigration(this.accounts);
+  }
+
+  /* Migration */
+
   /* Others */
 
   public removeNoneHardwareGenesisHash () {
diff --git a/packages/extension-base/src/services/keyring-service/context/handlers/Migration.ts b/packages/extension-base/src/services/keyring-service/context/handlers/Migration.ts
new file mode 100644
index 0000000000..9a278e701e
--- /dev/null
+++ b/packages/extension-base/src/services/keyring-service/context/handlers/Migration.ts
@@ -0,0 +1,24 @@
+// Copyright 2019-2022 @subwallet/extension-base
+// SPDX-License-Identifier: Apache-2.0
+
+import { ResponseHasAnyAccountForMigration } from '@subwallet/extension-base/background/KoniTypes';
+import { AccountBaseHandler } from '@subwallet/extension-base/services/keyring-service/context/handlers/Base';
+import { AccountProxyMap } from '@subwallet/extension-base/types';
+
+export class AccountMigrationHandler extends AccountBaseHandler {
+  public hasAnyAccountForMigration (accountProxyMap: AccountProxyMap): ResponseHasAnyAccountForMigration {
+    const accountProxies = Object.values(accountProxyMap);
+
+    for (const account of accountProxies) {
+      if (account.isNeedMigrateUnifiedAccount) {
+        return {
+          hasAnyAccountForMigration: true
+        };
+      }
+    }
+
+    return {
+      hasAnyAccountForMigration: false
+    };
+  }
+}