Fix 'Chrome Profile Error Occurred Unable to Create Profile' - How to Fix Windows Update 504 Gateway Timeout in Windows 10-Recover Missing Firefox Profile Windows 10 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.