*Note: As of January 1, 2024, the Steam Client only supports Windows 10 and later versions. Half-Life 2: Deathmatch on Steam
: Click the Install button in your Steam Library. The game will automatically download and install to your PC. System Requirements Half-Life 2: Deathmatch Download PC Game
Alternatively, if you already own Half-Life 2, check your , as it may already be included. *Note: As of January 1, 2024, the Steam