diff --git a/LCD-hdmi b/LCD-hdmi
index e5764de..cf7c665 100755
--- a/LCD-hdmi
+++ b/LCD-hdmi
@@ -1,12 +1,17 @@
 #!/bin/bash
 
-dev=`grep -rn "Option" /usr/share/X11/xorg.conf.d/99-fbturbo.conf | grep "fbdev" |awk -F\" '{printf $4}'`
-if test "$dev" = "/dev/fb0";then
-echo "The system is already output for HDMI and does not need to be set up any more"
-exit
-fi
+#dev=`grep -rn "Option" /usr/share/X11/xorg.conf.d/99-fbturbo.conf | grep "fbdev" |awk -F\" '{printf $4}'`
+#if test "$dev" = "/dev/fb0";then
+#echo "The system is already output for HDMI and does not need to be set up any more"
+#exit
+#fi
 sudo ./system_backup.sh
+sudo cp -rf ./boot/config-nomal.txt ./boot/config.txt.bak
+sudo echo "hdmi_force_hotplug=1" >> ./boot/config.txt.bak
+sudo cp -rf ./boot/config.txt.bak /boot/config.txt
 
+sudo sync
+sudo sync
 #sudo cp -rf ./usr/modules-HDMI  /etc/modules
 #sudo cp -rf ./usr/99-fbturbo.conf-HDMI  /usr/share/X11/xorg.conf.d/99-fbturbo.conf
 #sudo cp ./boot/config-nomal.txt /boot/config.txt