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Open .
Wait for the process to reach 100%. If Steam finds missing files, it will redownload them automatically. 6. Manually Create the Save Directory
Right-click the OneDrive icon and select Pause syncing before launching the game. Resume it when you are done playing.
The most common reason Prototype 2 fails to save data is a lack of write permissions. Windows often restricts older games from modifying files inside the Documents or Program Files folders unless explicitly granted permission. How to configure administrative privileges: Open and navigate to your Library .
Under the tab, check the box for Run this program as an administrator .
If you cannot load a save, start a New Game , skip the initial cutscenes, then immediately exit to the Main Menu. You should now be able to load your existing save.
I can provide tailored steps to get your game saving correctly. Share public link
Look for the folder named (or Prototype 2 directly, depending on your version). Right-click the folder and select Properties . Uncheck the Read-only box at the bottom of the General tab. Switch to the Security tab and click Edit . Select your Windows user profile from the list. Ensure Full control is checked under the "Allow" column. Click Apply and OK . 5. Verify Integrity of Game Files (Steam)
Let the community know in the comments below. For more Prototype 2 troubleshooting, check out our guides on fixing the "Infinite Loading Screen" and "Black Box crashes."
Right-click the OneDrive cloud icon in your taskbar, go to Settings, and exclude the Documents/Activision folder from syncing.
This prevents crash issues related to multi-core processors.
Name the new profile, change its profile group to , and log into it to run your game cleanly. Prototype 2 Save Game Settings Summary
If permissions remain broken, creating a fresh, local administrator account on your PC often bypasses deep-seated registry or folder permission issues. Failed to save data message preventing play
If your computer automatically backs up the Documents folder to Microsoft OneDrive, the game may fail to recognize the file path. Prototype 2 expects a local path and struggles with virtualized cloud paths.
The executable cannot establish a local directory footprint without explicitly elevated rights.
