If you have a version that specifically asks for a serial number, you can find it using these methods:
Check the My Digital Downloads page in your MyTrainz account. Your serial number and download link will be listed under the appropriate item. Serial Number For Trainz Simulator Hd
To authorize your game and gain access to the Download Station (DLS) or forums: If you have a version that specifically asks
For , which is primarily a mobile version of the game, a dedicated serial number is typically not required . Modern versions of Trainz, including mobile and digital store editions, use your MyTrainz account login and password to verify ownership and authorize the game. How to Find or Register Your Serial Number Modern versions of Trainz, including mobile and digital
Review the email sent to you after your purchase; serial numbers (e.g., starting with "ATS9" for older versions like TS2009) are often included there.