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.
Also, there seems to be different harnesses for heating steering wheel despite it being the same for heated and not heated seats after August 2017, so could hamper the ability to add an aftermarket cold weather package
Also, the introduction of the new MCU (intel) doesn;t line up perfectly with the introduction of a new wiring harness, so could indicate a possible retrofit