Source Steam Blog store.steampowered.com
Steam Version 1.00In case the game runs slowlyThe game detects the resolution of your display and adjusts the game resolution and image quality to give you the best possible configuration.If the computer can't handle this configuration, or the display is configured to 30Hz, it might run slowly.In that case, change the FPS setting to 30, and/or uncheck VSYNC.Follow this procedure:open the game or go back to the main menu (where…