How to redeem the key on the Epic Games Launcher:
1. If you do not have the client yet, you can check here to download & install Epic Games Launcher -> https://www.epicgames.com/store/en-US/download
2. Start the Epic Games Launcher and log into your Epic Games account (in case you are new to the platform, follow the instruction to make an account for yourself -> https://www.epicgames.com/id/register/).
3. Click on your profile name on the bottom left of the launcher and select Redeem code
4. Enter your Epic Games Activation Code receiving from GamesForPlay. Then click the "Redeem" button.
5. Follow the instructions in the installer to complete & You are ready to play :)