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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.
Prototype 2 was not designed for modern CPUs with high core counts (often crashing or lagging on systems with more than 4–8 cores). Forcing the game to use fewer cores can stabilize performance. Launch Prototype 2 . Alt+Tab out and open Task Manager . Go to the Details tab and find prototype2.exe . prototype 2 lag fix work
You can force Steam to launch with a specific affinity, which the game will then inherit. Change your Steam shortcut target to: cmd /C start "steam" /affinity 0xff "C:\Program Files (x86)\Steam\steam.exe" . 3. Use the Community "Prototype2Fix" Mod The most common cause of lag and stuttering
Note: Do not uninstall them; just disable them. They are typically for extra media keys on keyboards and won't affect your basic mouse or keyboard functions. 2. Limit CPU Core Usage (Affinity Fix) Forcing the game to use fewer cores can
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