My friend gave me a copy of the FE:LH in Steam.
1. I installed the game.
2. Press play.
3. Appear Stardock launcher.
4. I create an account
5. I pass the link confirming my account. Account is created.
6. Next on the launcher I am asked to enter an email and password of your account. I enter.
7. Error activating the product: Please ensure the serial number entered is associated with the email you used and attempt to activate again.
Nicceeee. Where do I find this key?