rundll32.exe "Windows cannot access the specified device..." Error message when trying to open settings

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MANRS June 20th, 2020
GOLINE firmly believes in initiatives to protect networks, improve security and resilience of the global routing system. Therefore we decided to support the MANRS project and join as participants.Mutually Agreed Norms for Routing Security (MANRS) is a global initiative, supported by the Internet Society, that provides crucial fixes to reduce the most common routing threats. MANRS offers specific actions via four programs for Network Operators, Internet Exchange Points, CDN and Cloud Providers, and Equipment Vendors. Requirements for Participation Please read the full MANRS Actions document before applying. You can become a participant if you meet these requirements: You (or your company) support...

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rundll32.exe “Windows cannot access the specified device…” Error message when trying to open settings

Paolo Caparrelli Windows 22 June 2022

Method 1:
Solution through Group Policy:
Open gpedit.msc (Group Policy Editor)
Browse to Computer Configuration->Windows Settings->Security Settings->Local Policies->Security Options
Enable “User Account Control: Admin Approval Mode for the Built-in Administrator account”,
Restart workstation (Restart the computer)

Method 2:
Solution through registry:
Open regedit (Search from start menu)
Navigate to: HKEY_LOCAL_MACHINE-SOFTWARE-Microsoft-Windows-CurrentVersion-Policies-System
Make sure the value "EnableLUA" is set to 1
Restart workstation (Restart the computer)

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rundll32.exe “Windows cannot access the specified device…” Error message when trying to open settings

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