When you save a route on plotaroute.com you have the option to make it Private, so that it can only be seen when you're signed in to your account, or Public, so that anyone can see it.
If you want to make a route Private that is currently Public (or vice versa), follow these instructions:
You can also change the privacy status of a route by editing it and then resaving it with the revised status.
We have a number of video tutorials demonstrating how to use key features on the site.