Where Nginx Logs 404 Errors: Location & Troubleshooting - Troubleshoot Windows 10 Update Error 0x80070005-Fix Windows Search Not Working (Error 404) – Practical Guide
Before changing system settings, save your work and note the exact error text so you can compare results after each step.
Extra verification checklist
- Restart the affected app after changing permissions or configuration files.
- Test the same workflow in a clean browser profile or a temporary user account.
- Compare the result on another network if the error may be connection related.