First click on the taskbar "Start-run", and then enter the "regedit" command on the Run input box, and hit enter to execute the command to open the Registry Editor. On the Open Registry window, click "hkey_local_machinesystemcurrentcontrolsetcontrolclass{4d36e972-e325-11ce-bfc1-08002be10318}" in turn, Then there are 0000, 0001 option items on the right, and the NIC for the key value of the DriverDesc property under each item is described on the list. Finally find the location of the network card that needs to be modified. Once found, you can create a new "NetworkAddress" string value on the item. When you are done, double-click the option to enter the address of the network card you want to modify on the string value. As shown in the figure:
Also under Ndiparams under the network card number, continue to create a new "networkaddress" item, and then set the "Default" string value under the key to the MAC address that you just modified. After you have modified it, turn off the registry and restart your computer.