Prototype 2 Failed To Save Data Fix ((better)) ❲2025-2027❳
Save the file and set it to (Right-click > Properties > Check Read-only) if the game keeps overwriting it. Summary Checklist Target Issue Run as Admin Permission Denied Disable Ransomware Protection Windows Defender Block Create Manual Folders Missing Directory Disable OneDrive Cloud Conflict Antivirus Exclusion Security Software Block
Click Change settings for all users at the bottom and check Run this program as an administrator there as well. prototype 2 failed to save data fix
const saved = await res.json(); // persist locally as cache localStorage.setItem(`proto2:$saved.id`, JSON.stringify(saved)); return saved; catch (error) console.error('SaveProto2 error', error); // optional: enqueue for retry or show user-facing error throw error; Save the file and set it to (Right-click
Click , select Folder , and choose the main Prototype 2 installation folder. Disable Steam Cloud Synchronization Disable Steam Cloud Synchronization In that folder, find
In that folder, find prototype2.exe .