The most common cause of lag and stuttering in Prototype 2 is the game engine's tendency to over-poll USB input devices. Disabling these can drastically improve your frame rate.
Use Steam Launch Arguments to set the resolution and refresh rate properly. Right-click Prototype 2 in your Steam Library -> Properties -> Launch Options and add: resolution=1920x1080@60 (or your preferred settings). prototype 2 lag fix work
Prototype 2 Lag Fix Work: The Ultimate Guide to Smooth Performance in 2026 The most common cause of lag and stuttering
In-game V-Sync can cause input lag. Disable it and use your GPU control panel (NVIDIA Control Panel or AMD Radeon Software) to set a maximum frame rate of 60 FPS. prototype 2 lag fix work