diff --git a/Installation-Java-8-JDK-%26-Jetty-9.md b/Installation-Java-8-JDK-%26-Jetty-9.md
index 8e896bd..2f33b8d 100644
--- a/Installation-Java-8-JDK-%26-Jetty-9.md
+++ b/Installation-Java-8-JDK-%26-Jetty-9.md
@@ -51,8 +51,8 @@ http://manpages.ubuntu.com/manpages/bionic/de/man8/useradd.8.html
 ```
 cd /opt/jetty
 sudo chown jetty:jetty /opt/jetty/
-sudo chgrp -R jetty /opt/jetty
-sudo chown -R jetty webapps/ temp/ logs/  
+sudo chgrp --recursive jetty /opt/jetty
+sudo chown --recursive jetty webapps/ temp/ logs/  
 ```
 
 ### config jetty to use /opt/webbase/ for web directory
@@ -143,9 +143,33 @@ WantedBy=multi-user.target
 Alias=jetty9.service
 ```
 
+### Editd default environmmet files for jetty
+`sudo nano /etc/default/jetty` \
+
+```
+# change to 'no' or uncomment to use the default setting in /etc/default/rcS 
+VERBOSE=yes
+
+# Run Jetty as this user ID (default: jetty)
+# Set this to an empty string to prevent Jetty from starting automatically
+JETTY_USER=jetty
+
+START_INI=/opt/webbase/start.ini
+JETTY_HOME=/opt/jetty
+JETTY_BASE=/opt/webbase
+JETTY_CONF=/opt/jetty/etc/jetty.conf
+JETTY_PID=/var/run/jetty.pid
+JETTY_START=/opt/jetty/start.jar
+```
+
+
 Reload the systemd daemon: \
 `sudo systemctl daemon-reload`
 
 Now you can start jetty server: \
 `sudo systemctl enable jetty9.service` \
 `sudo systemctl start jetty9.service`
+
+
+**check tomcat installation** \
+http://localhost:8080/