on PC, it is usually caused by , administrative permission issues , or corrupted save folders .

: Do not press anything on the corrupt data screen. Shut down the game and the Steam app.

To fix the persistent "Save Failed" or "System Storage Access Error" on PC, you typically need to reset the local save directory and manage Steam Cloud synchronization. Users on Steam Community and Reddit report that this issue is often caused by corrupted data being repeatedly uploaded and redownloaded from the cloud. Core Fix: Manual Save Reset

Sometimes the registry remembers a failed save state. You need to force the game to create a fresh profile.

This solves 70% of save errors instantly.

: Start the game and accept the basic user agreements. Turn off the game.