Modify physical address

Right-click my computer, click Properties, enter the hardware tab, click Device Manager, and double-click your nic. in the displayed window, select the Advanced tab and find Network
Address. The default value is "nonexistent". You just need to change it to the MC address you want.

You can also modify the MAC address of the Registry in XP:

1. In "HKEY_LOCAL_MACHINE/sysem/CurrentControlSet/control/class/4d36e972-
E325-11CE-BFC1-08002BE10318/0000, 0001, 0002 "and other primary keys, because you may have installed more than one network card, so this primary key may have multiple primary keys similar to" 0000, 0001, at this time, you can find the primary key that matches the description of the driverdesc, such as "0000 ".

2. In the primary key mentioned above, add a string named "networkaddress" and set its value to the MAC address you want. It must be written continuously as "001010101010 ".

3. then add a primary key value "networkaddress" to "NDI/Params" under the primary key, add a string named "default" under the primary key, and write the value to the MAC address to be set, continuous writing, such as "001010101010"

4. Add a string named "paramdesc" under the primary key of "networkaddress". Its function is

Specifies the description of the "networkaddress" primary key. The value can be "MAC address ".
5. Close Registry Editor and restart. Your NIC address has been changed.

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