Right-click the game in your library and select .
The serial key: a string of letters and numbers you once copied from a stained cardboard sleeve. It proves you paid. It proves you’re allowed to drive a virtual bus through a rain-slicked downtown at 2 a.m., picking up pixel passengers who will never thank you. Right-click the game in your library and select
If you encounter any issues during the activation process, here are some troubleshooting tips to help you: Right-click the game in your library and select
Ensure you are connected to the internet, as the simulator needs to verify the key with the developer’s servers. Right-click the game in your library and select
. Keys from unofficial sources may not work or could lead to security risks. Internet Connection