After disabling, test saving locally. If local saving works, re-enable cloud sync after ensuring save files are consistent and backed up.
When The Amazing Spider-Man launched on PC, it was not merely a direct port, but a " Games for Windows Live" (GFWL) title, wrapped in the Steam distribution service. The term "exclusive" in this context is ironic; the error did not discriminate, affecting nearly every PC user who attempted to save their progress.
You might ask, "If the base game is broken, why does my friend’s Steam copy work fine?"
The PC disc version of The Amazing Spider-Man shipped with an older version of or a limited activation DRM. This DRM checks permissions aggressively. When the game tries to write a .sav file, the DRM wrapper fails to negotiate with Windows’ security protocols, causing an "access denied" error that the game interprets as a "save device error."
C. Import an older save or manual progress recreation