Prototype 2 is known to crash on startup or during gameplay if your CPU has more than 4-8 physical cores. To fix this, you must limit the number of cores the game uses: Task Manager Method Launch the game. Immediately out and open Task Manager Ctrl + Shift + Esc tab and find prototype2.exe Right-click it and select Set Affinity and select only CPU 0, 1, 2, and 3 Return to the game. Permanent Steam/Shortcut Fix If using a shortcut, right-click it and go to Properties field, add the following to the end (after the quotes): cmd /c start "" /affinity F "C:\Path\To\Prototype2.exe" Note: "F" represents a hex mask for 4 cores. Resolution and Fullscreen Crashes
Ensure your system meets the game's minimum requirements: prototype 2 crash fix cracked
The game often crashes on CPUs with more than 4–8 cores. You need to force it to use fewer cores. Method A (Task Manager): Launch the game. Immediately out and open Task Manager tab, right-click prototype2.exe , and select Set Affinity Uncheck everything except CPU 0, 1, 2, and 3 (limit it to 4 cores). Method B (Permanent .bat file): Create a new text file in your game folder, name it , and paste this code: start /affinity F prototype2.exe Run this file whenever you want to play. 2. Disable HID-Compliant Devices Prototype 2 is known to crash on startup