: Navigate to C:\Users\*YourUserName*\AppData\Local\EA Games\Dead Space 3 and open general.txt . Locate the Control.MouseSensitivity line and add control.MouseSmoothing = false directly after it.
: For smoother gameplay, set Window.VSync = false in your system.txt file within the same folder. It is often recommended to disable VSync in-game and instead force it through your GPU's control panel, such as the NVIDIA Control Panel or AMD Software . Fix dead space 3 3.55