To Save Data Fix ((hot)): Prototype 2 Failed

: Click Allow an app through Controlled folder access > Add an allowed app .

Limit the game to 4 or 8 CPU cores via Task Manager or a batch file. prototype 2 failed to save data fix

The "Failed to save data" error in Prototype 2 is a well-documented issue often caused by modern Windows security settings, permission conflicts, or hardware incompatibilities : Click Allow an app through Controlled folder

Prototype 2 often fails to save data on modern Windows 10 and 11 systems because it cannot properly access the Documents folder due to modern security settings, administrative restrictions, or conflicts with high-core-count processors. 1. Grant Administrative Privileges prototype 2 failed to save data fix