Try substituting these characters if your key fails.
To help you get your game up and running, please let me know:
A: No. You must have the physical key to activate the game. Steam cannot magically grant you a license. However, if the game is already installed on your PC, you might be able to play offline. Try substituting these characters if your key fails
Possibly. In 2013–2015, Sega allowed key conversion. Today, that portal is closed. Contact Steam Support with proof of purchase.
: A unique 25-character code (formatted as XXXX-XXXX-XXXX-XXXX-XXXX) required to activate the game. Historically, this was found on the back of the game manual or the physical case. Steam cannot magically grant you a license
Enter your 20 or 25-digit retail code exactly as printed in the box. Click Next to finalize the activation.
The location of your key depends on whether you have a physical retail copy or a digital Steam version: In 2013–2015, Sega allowed key conversion
For older retail installations, keys can sometimes be found by searching the registry ( regedit ) under HKEY_LOCAL_MACHINE\SOFTWARE\THQ\Company of Heroes for an entry titled "CoHOFProductKey". Activation on Steam
This is the most common request regarding this game.
Select and follow the prompts to enter your retail key.