Changes to the Readme

README.md

@@ -17,7 +17,8 @@ This is my first Chrome Extension so please be gentle on me. The code is far fro
 4) Go to the Folder you extracted in step 2 and open a terminal there.
 5) Enter "node .\index.js".
 6) The Server has now started.
-7) If you want to use the Server over the Internet please forward TCP Port 8082 on your router.
+7) If you want to edit the port just open the port.json file the server created and change the port. Restart the server afterwards.
+7) If you want to use the Server over the Internet please forward TCP Port 8082 (or the port you set yourself) on your router.
 
 # Usage