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Navigate to Security\Local Policies\Security Options
- Network Access: Let everyone permissions apply to anonymous users - Set to Enabled
- DCOM: Machine Access Restrictions - Add Anonymous, Everyone, Interactive, Network, System with full rights options set.
- Network Access: Let everyone permissions apply to anonymous users - Set to Enabled
- Network Access: Sharing security model for local accounts - Set to Classic
- User Account Control: Run all Administrators in Admin Approval Mode - Set to Disabled
The above changes will require a reboot to take effect.
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