While online services for the game were shut down in late 2022, it is still fully playable offline after initial activation. Quick Gameplay Tips for Beginners Complete Guide For Silent Hunter 5: Battle of the Atlantic
Open Ubisoft Connect, go to your library or the "Activate a key" section, and enter your product code. While online services for the game were shut
Download and install the Ubisoft Connect client. Even if you buy the game on Steam, you will still need a Ubisoft account and the Connect launcher to run it. While online services for the game were shut