You can link Kingdom Come: Deliverance II from supported platforms with your Deep Silver Account. This is done via a QR code or a special button in the game's main menu. Once linked, you can manage the platforms through the Deep Silver Account website and unlock exclusive content.

1. Launch the game and navigate to the DLCs & Extras > Deep Silver Account section in the main menu.

2. Choose one of the following options:

• Scan the QR code
• Select "F1" to directly open the Deep Silver Account website

3. On the Deep Silver Account website:

• Log in with an existing account or create a new one.
• Subscribe to the Kingdom Come: Deliverance II newsletter if you haven't already. This is the only way to gain access to exclusive content.

4. The linking process is successful! Your game is now connected to Deep Silver Account.

If you have already obtained the rewards in the game, you won't lose your rewards and will be able to continue using them. 

You can have multiple platforms linked to the same game and account.