Speed up loading and force priority.
To automate this, you can change your Steam launch shortcut to: cmd /C start "steam" /affinity 0xff "C:\Program Files (x86)\Steam\steam.exe" (This forces Steam and its games to run on 8 cores). 2. Disable HID-Compliant Devices
One of the primary causes of perceived "lag" is the game’s internal framerate limiter, which often conflicts with modern high-refresh-rate monitors. prototype 2 lag fix work
The solution sounded absurd. But here’s what it said:
On an RTX 3060 + i5-12400F:
A: No. Prototype 2 is a single-player game with no anti-cheat.
Sometimes the most powerful fix isn't a new GPU or driver—it's hiding the tiny thing you forgot was running in the background. Speed up loading and force priority
The game's engine has a documented conflict with modern "Human Interface Devices" (HID), such as gaming mice and keyboards, which results in massive FPS drops. Steam Community Device Manager Workaround: Right-click the Start button and open Device Manager Expand the Human Interface Devices Right-click and all entries named "HID-compliant consumer control device" Do not uninstall
: A widely cited fix involves opening the Windows Device Manager and disabling all "HID-compliant consumer control devices" under the Human Interface Devices section. Disable HID-Compliant Devices One of the primary causes
Prototype 2 was developed in 2012 and struggles to utilize modern CPUs with high core counts. Limiting the game to fewer cores prevents the engine from overloading itself and stabilizes the framerate. Launch Prototype 2 and alt-tab out to your desktop. Press Ctrl + Shift + Esc to open . Go to the Details tab and find prototype2.exe . Right-click the process and select Set affinity .