diff --git a/Devterm-CM3-ubuntu-server-image.md b/Devterm-CM3-ubuntu-server-image.md
index 157fab3..1e90566 100644
--- a/Devterm-CM3-ubuntu-server-image.md
+++ b/Devterm-CM3-ubuntu-server-image.md
@@ -72,7 +72,9 @@ EOF'
 
 ### Outside chroot
 
-dd img to sd card
+dd img to sd card  
+power on CM3 
+config the network  
 
-`sudo tasksel` to select desktop env
+`sudo tasksel` to select desktop env to install