To set link speed/duplex: Right-click the virtual adapter → Properties → Configure → Advanced tab → Find Link Speed or Duplex (not all virtual adapters support manual changes).
This requires using pnputil and devcon, but the simplest way is a short script:
# Add Microsoft Loopback Adapter programmatically
pnputil /add-driver C:\Windows\System32\DriverStore\FileRepository\netloop.inf_amd64\netloop.inf /install
Note: You may need to locate netloop.inf in your driver store. Alternatively, use the GUI method above first, then export the configuration. add virtual network adapter windows 11 link
Why use PowerShell? It creates a direct, scriptable "link" between your automation scripts and the Windows networking stack.
Hyper-V is not enabled by default on Windows 11 Pro, Education, or Enterprise editions. (Note: Windows 11 Home does not support Hyper-V natively). To set link speed/duplex : Right-click the virtual
Open PowerShell as Administrator (Right-click Start > Terminal (Admin)) and run:
Enable-WindowsOptionalFeature -Online -FeatureName Microsoft-Hyper-V -All
Restart your PC when prompted.
No. Adding network hardware requires administrative privileges for security reasons.
The quickest way to start is not navigating menus, but using a direct command. Press Windows + R to open the Run dialog box. Type the following command and press Enter: This requires using pnputil and devcon , but
hdwwiz.cpl
This immediately opens the Device Manager. Alternatively, you can right-click the Start button and select "Device Manager."