Fix Firefox Profile Missing Error 0x80520007 - Running Windows Terminal on macOS: VM and Remote Desktop-How to Enable Remote Desktop on Windows Home Edition
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.
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