: Open the Steam client, click "Add a Game" at the bottom left, and select "Activate a Product on Steam" to enter your code.
To play , you should use an official activation key from a legitimate retailer rather than seeking a "crack" or unauthorized activation code, as these often pose significant security risks to your computer. Where to Find Genuine Keys : Open the Steam client, click "Add a
: To unlock specific bonus items (like the Zetor 25K), navigate to the "Downloadable Content" menu in the game and select the "Extra Content" key icon to input your promotion code. Free Content Codes : Open the Steam client
