diff --git a/src/app/pages/home/home-page.component.ts b/src/app/pages/home/home-page.component.ts
index b443c34..ed8e25e 100644
--- a/src/app/pages/home/home-page.component.ts
+++ b/src/app/pages/home/home-page.component.ts
@@ -10,7 +10,6 @@ import { ConfirmationService } from 'primeng/primeng';
 
 import { Zone, Host, Port, Service, DiscoverHost } from '@overflow/model/discovery';
 import { RPCSubscriber } from '@overflow/commons/ui/decorator/RPCSubscriber';
-import { TypeUtil } from '@overflow/core-js';
 import { RPCError } from '@overflow/rpc-js';
 import { toMetaIPType, MetaIPTypeEnum, toMetaCryptoType, MetaCryptoTypeEnum, toMetaPortType, MetaPortTypeEnum } from '@overflow/model/meta';
 import { DiscoveryModeType } from '@overflow/model/discovery/discovery';
diff --git a/src/commons/service/electron-proxy.service.ts b/src/commons/service/electron-proxy.service.ts
index b6b19e3..20550c0 100644
--- a/src/commons/service/electron-proxy.service.ts
+++ b/src/commons/service/electron-proxy.service.ts
@@ -22,7 +22,9 @@ export class ElectronProxyService {
   private bindIpcEventHandlers(): void {
     ipcRenderer.on(
       'menu-event',
-      (event: Electron.IpcMessageEvent, { name }: { name: MenuEvent }) => {}
+      (event: Electron.IpcMessageEvent, { name }: { name: MenuEvent }) => {
+        console.log(`menu: ${name}`);
+      }
     );
 
     ipcRenderer.on(
@@ -35,7 +37,7 @@ export class ElectronProxyService {
         this.launchService
           .save(state)
           .pipe(
-            map((id: number) => {}),
+            map((id: number) => { }),
             catchError(error => {
               return of();
             }),
diff --git a/src/commons/type/menu-event.ts b/src/commons/type/menu-event.ts
index c98e7ed..2826672 100644
--- a/src/commons/type/menu-event.ts
+++ b/src/commons/type/menu-event.ts
@@ -2,9 +2,9 @@ export type MenuEvent =
   | 'save'
   | 'show-preferences'
   | 'show-about'
-  | 'export-csv'
-  | 'print'
-  | 'language-english'
-  | 'language-korean'
+  | 'show-export-csv'
+  | 'show-print'
+  | 'change-language-english'
+  | 'change-language-korean'
 
   ;
diff --git a/src/electron/menu/build-default.ts b/src/electron/menu/build-default.ts
index 755db30..da9f8d3 100644
--- a/src/electron/menu/build-default.ts
+++ b/src/electron/menu/build-default.ts
@@ -58,7 +58,7 @@ export function buildDefaultMenu(
           {
             label: __DARWIN__ ? 'CSV…' : 'CSV…',
             id: 'export-csv',
-            click: emit('export-csv'),
+            click: emit('show-export-csv'),
           },
         ],
       },
@@ -66,7 +66,7 @@ export function buildDefaultMenu(
       {
         label: __DARWIN__ ? 'Print…' : 'Print…',
         id: 'print',
-        click: emit('print'),
+        click: emit('show-print'),
       },
     ],
   };
@@ -157,12 +157,12 @@ export function buildDefaultMenu(
           {
             label: __DARWIN__ ? 'English…' : 'English…',
             id: 'language-english',
-            click: emit('language-english'),
+            click: emit('change-language-english'),
           },
           {
             label: __DARWIN__ ? 'Korean…' : 'Korean…',
             id: 'language-korean',
-            click: emit('language-korean'),
+            click: emit('change-language-korean'),
           },
         ],
       },