You need to have your Trainz PC connected to the internet and your Planet Auran account details entered in the Launcher settings to use the auto-patch feature. Hotfix 1 for Trainz Simulator 12 is available via auto-patch so you will be prompted to download and install the patch when you start the game. Fixed issues related to boiler pressure and safety valves in Steam locomotives.Fixed a bug where the Sander was displaying a wrong image.Fixed a bug where some asset icons did not appear in AI command panel.
T:ANE Patches & Service Packs can be found on its TrainzPortal Product Page