Failed To Save Data Fix Exclusive | Prototype 2

Inside it, create another new folder and name it exactly Prototype 2 .

: Open your file explorer and navigate to your Documents folder.

Exclusive Fix 2: Run as Administrator and Configure Security

Windows Ransomware Protection often flags older games as unauthorized applications, preventing them from editing the Documents folder. prototype 2 failed to save data fix exclusive

Is the game installed on your or an external/secondary drive?

Navigate to -> Manage ransomware protection . Click on Allow an app through Controlled folder access .

For a 100% permanent resolution, the community has developed a fantastic modding tool that fixes the core code of the game, making manual tweaks unnecessary. Inside it, create another new folder and name

: Click Add an allowed app , choose Browse all apps , and select your prototype2.exe file. Set CPU Affinity (For Modern Processors)

Before diving into the fixes, it helps to understand why this error happens. Prototype 2 was released in 2012 and struggles with modern Windows environments. The primary culprits include:

Locate your save folder, typically found at: C:\Users\[Your Username]\Documents\Activision\Prototype 2\ Right-click the Prototype 2 folder and select . Under the General tab, uncheck the Read-only attribute. Is the game installed on your or an external/secondary drive

Are you running the game through or a different launcher? What version of Windows are you currently using?

Open and navigate to Virus & threat protection . Select Manage ransomware protection . Click Allow an app through Controlled folder access .