If both PCs use the same steam_api.dll without regenerating a unique user_id , the game thinks you are the same player and hangs on a black loading screen.
Most LAN fixes include a text file named ali213.ini , steam_emu.ini , or RE6.ini . Open this file with Notepad. resident evil 6 lan fix fix
The second player should then go to -> Custom Search and set the connection type to LAN . 5. Use a Dedicated "LAN Fix" Patch If both PCs use the same steam_api