diff --git a/public/listeners/index.js b/public/listeners/index.js
index 4a6c4d86..14b3607e 100755
--- a/public/listeners/index.js
+++ b/public/listeners/index.js
@@ -38,10 +38,11 @@ const {
 const createMenu = require('../libs/create-menu');
 
 const addWorkspaceWindow = require('../windows/add-workspace');
+const codeInjectionWindow = require('../windows/code-injection');
+const editWorkspaceWindow = require('../windows/edit-workspace');
+const licenseRegistrationWindow = require('../windows/license-registration');
 const mainWindow = require('../windows/main');
 const preferencesWindow = require('../windows/preferences');
-const editWorkspaceWindow = require('../windows/edit-workspace');
-const codeInjectionWindow = require('../windows/code-injection');
 
 const loadListeners = () => {
   ipcMain.on('request-open-in-browser', (e, url) => {
@@ -142,6 +143,10 @@ const loadListeners = () => {
     addWorkspaceWindow.show();
   });
 
+  ipcMain.on('request-show-license-registration-window', () => {
+    licenseRegistrationWindow.show();
+  });
+
   ipcMain.on('request-show-require-restart-dialog', () => {
     dialog.showMessageBox({
       type: 'question',
diff --git a/src/components/main/index.js b/src/components/main/index.js
index 09ccdf37..35f667b2 100644
--- a/src/components/main/index.js
+++ b/src/components/main/index.js
@@ -24,6 +24,7 @@ import {
   requestShowAddWorkspaceWindow,
   requestShowEditWorkspaceWindow,
   requestShowPreferencesWindow,
+  requestShowLicenseRegistrationWindow,
 } from '../../senders';
 
 const { remote } = window.require('electron');
@@ -157,7 +158,16 @@ const Main = ({
               }}
             />
           ))}
-          <WorkspaceSelector id="add" onClick={requestShowAddWorkspaceWindow} />
+          <WorkspaceSelector
+            id="add"
+            onClick={() => {
+              if (Object.keys(workspaces).length > 1) {
+                requestShowLicenseRegistrationWindow();
+                return;
+              }
+              requestShowAddWorkspaceWindow();
+            }}
+          />
         </div>
         {!navigationBar && (
         <div className={classes.end}>
diff --git a/src/senders/index.js b/src/senders/index.js
index 5e4931c0..2bb9c13b 100644
--- a/src/senders/index.js
+++ b/src/senders/index.js
@@ -14,6 +14,8 @@ export const requestShowPreferencesWindow = () => ipcRenderer.send('request-show
 export const requestShowEditWorkspaceWindow = (id) => ipcRenderer.send('request-show-edit-workspace-window', id);
 export const requestShowAddWorkspaceWindow = () => ipcRenderer.send('request-show-add-workspace-window');
 export const requestShowCodeInjectionWindow = (type) => ipcRenderer.send('request-show-code-injection-window', type);
+export const requestShowLicenseRegistrationWindow = (type) => ipcRenderer.send('request-show-license-registration-window', type);
+
 
 // Preferences
 export const getPreference = (name) => ipcRenderer.sendSync('get-preference', name);