diff --git a/app/controllers/application_controller.rb b/app/controllers/application_controller.rb
index b959d85c9..442980438 100644
--- a/app/controllers/application_controller.rb
+++ b/app/controllers/application_controller.rb
@@ -18,7 +18,7 @@ class ApplicationController < ActionController::Base
   helper_attr :site_valid_locales
 
   def check_backend_openness
-    if Site.first.backend_openness_on
+    if !Site.first.backend_openness_on
       redirect_to '/users/sign_in'   if not (authenticate_user! and is_member? )
     end
   end
diff --git a/app/controllers/pages_controller.rb b/app/controllers/pages_controller.rb
index 0accef0b4..fab2acefb 100644
--- a/app/controllers/pages_controller.rb
+++ b/app/controllers/pages_controller.rb
@@ -130,7 +130,7 @@ class PagesController < ApplicationController
   end
 
   def check_frontend_open
-    if Site.first.frontend_open && current_user.nil?  #Need to be change
+    if !Site.first.frontend_open && current_user.nil?  #Need to be change
       redirect_to '/admin/dashboards'  
     end
   end
diff --git a/app/views/layouts/_left_menu.html.erb b/app/views/layouts/_left_menu.html.erb
index 3117786c0..6e6184479 100644
--- a/app/views/layouts/_left_menu.html.erb
+++ b/app/views/layouts/_left_menu.html.erb
@@ -21,7 +21,7 @@
   </li>
 
   <!-- Desktop -->
-  <% if !@site.desktop_closed%>
+  <% if @site.desktop_closed%>
   <li id="orbit-desktop">
     <a href="<%= desktop_path %>" role="button">
       <i class="icons-screen"></i> <span class="hide"><%= t(:desktop) %></span>