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 currently requires accessing the site using the built-in Safari browser.
Is there a Blind Spot Warning? I cannot find it under Driver Assistance and there is no mention of it in the updated manual in the car. I do find mention of it in the PDF version on MyTesla.