diff --git a/app/controllers/application_controller.rb b/app/controllers/application_controller.rb
index e53197b..5230135 100644
--- a/app/controllers/application_controller.rb
+++ b/app/controllers/application_controller.rb
@@ -473,13 +473,17 @@ class ApplicationController < ActionController::Base
     if (@site.mobile_on.eql?(true) && @site.mobile_api_openness_on.eql?(true))
 
       session[:mobile_param] =  if request.path.eql?(@mobile_path)
-                                  '1'                                    
+                                  '1'
+                                elsif request.path.eql?(root_path)
+                                  redirect_to mobile_path
                                 elsif params[:mobile]
                                   params[:mobile]
                                 else
                                   session[:mobile_param]
                                 end
+
       request.format = :mobile if mobile_device?
+
     elsif (@site.mobile_on.eql?(false) && @site.mobile_api_openness_on.eql?(true))
   
       session[:mobile_param] =  if (request.path.eql?(@mobile_app_path))
@@ -497,6 +501,8 @@ class ApplicationController < ActionController::Base
 
       session[:mobile_param] =  if (request.path.eql?(@mobile_path))
                                   '1'
+                                elsif request.path.eql?(root_path)
+                                  redirect_to mobile_path
                                 elsif request.path.eql?(@mobile_app_path)
                                   redirect_to root_path(mobile: 0)
                                 elsif params[:mobile]