Prototype 2 Failed To Save Data Fix -

Click Change settings for all users at the bottom and check Run this program as an administrator there as well to ensure it sticks. 2. Configure Windows Security (Controlled Folder Access)

: Click Add an allowed app and choose Browse all apps .

This error typically triggers due to missing folder structures, restricted administrator permissions, or compatibility conflicts with modern hardware. Follow this comprehensive, step-by-step troubleshooting guide to restore your ability to save game data. 1. Manually Create the Save Directory

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Turn off syncing for the Documents folder to force Windows to use local storage directories. 5. Verify Steam Game Files

Right-click the file and open its Properties window. Navigate to the Compatibility sub-tab. Check the box to Run this program as an administrator .

Because Prototype 2 was released in 2012, its saving mechanisms are highly optimized for Windows 7. Running the game in compatibility mode forces Windows 10 or Windows 11 to emulate the older operating system environment. Right-click prototype2.exe and open Properties . Step 2: Navigate to the Compatibility tab. Click Change settings for all users at the

Click and browse to your prototype2.exe to whitelist it.

Open the Activision folder, create another folder inside it, and name it: Prototype 2

Players who have experienced this error may find corrupted save files in the directory. If the save file is present but the game refuses to load it, the binary header may be corrupted due to a previous incomplete write operation. Unfortunately, Prototype 2 uses a proprietary save format that is difficult to manually repair. This error typically triggers due to missing folder

Prototype 2 tries to save to: C:\Users\[YourUsername]\Documents\Activision\Prototype 2\

Check the box next to Run this program as an administrator .

Open Steam, right-click Prototype 2 , hover over Manage , and select Browse local files .