You can install our site as a web app on your iOS device by utilizing the Add to Home Screen feature in Safari. Please see this thread for more details on this.
Note: This feature may not be available in some browsers.
New accounts dont have access to private messaging right away (message / conversation). Cant help you with the "navigate" part but its a big website. All the forums can be viewed here:
Tesla Model S, Model 3, Model X, Model Y, Roadster, Cybertruck, Semi, and EV owners and enthusiasts forum, news blog, community, podcast, and marketplace.