Fix 'Port Already Allocated' with Security Permission Denied - Fix Windows Security File Locked Error 0x80070020-Microsoft Store Not Syncing? Token Expired Fix
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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