Once a sub-key is matched to the network interface card that MAC address want to be spoofed, select and highlight the subkey. To verify that the subkey found is indeed a correct one, check the value of the NetCfgInstanceId, which should have the same value with the NIC’s GUID taken from step above. In most cases, it will be similar to the network adapter card name. Go through each sub-key starting from 0000, look for subkey that has DriverDesc value data that matches NIC description copied from step above, that want its MAC address to be changed. The GUID is contained within the tree, and there will be more sub-keys in the form of 0000, 0001, 0002 and so on. Record down the GUID for the MAC address for the active connection’s NIC which MAC address to be changed. In the command prompt also, type the following command and hit Enter. Record down the Description and the Physical Address (is MAC address) of the active network connection (discard those with Media Disconnected state).įor example, in figure above, Description is Intel(R) Wireless WiFi Link 4965AGN and MAC address is in the format of 00-XX-XX-XX-XX-XX. Type the following command and hit Enter. Note: To restore or reset back to original default MAC address, simply set back the option to “Not Present”.Ĭhange the MAC Address of NIC in Windows via Registry Reboot the computer if successful to make the change effective.
To verify the change of MAC address, go to command prompt, then type in one of the following commands: When entering the new MAC value, omit the dash (-), for example 8817E890E20A. The MAC address consists of 6 pairs of numbers (0 – 9) and characters (A – F) combination. Change the value by clicking on radio button for Value:, and then type in a new MAC address to assign to the NIC. To the right, “Not Present” radio button is by default selected as value. In the Property section, select and highlight Network Address or Locally Administered Address.
In the General tab, click on the Configure button. For Windows Vista, access to NIC’s properties is from Control Panel -> Network and Internet -> Network and Sharing Center -> Manage Network Connections.Īlternatively, if you already know which network adapter that’s responsible for your network or Internet connection, go to Device Manager and open the properties dialog by double click on the NIC itself.
The, right click on the active network connection with network adapter that you want to change the MAC address (normally Local Area Network or Wireless Network Connection) and click on Properties.Ībove steps work in Windows XP, Windows 2000 and Windows Server 2003. Double click on Network Connections (inside Network and Internet Connections category in Windows XP).
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