: Disable all non-essential background apps in Task Manager, especially overlays from Discord, GeForce Experience, or Steam.
: Use the "Scan and Repair" (Battle.net) or "Verify Integrity" (Steam) tool to replace corrupted data.
To resolve Dev Errors and startup issues, start with these essential fixes. As of April 2026, many errors are linked to file corruption after updates or conflicting background software. 🚀 Quick Fixes for Startup & Launch