1.Right click on My computer.
3.Now click on device manager.
4.Click on network adapter and select your network adapter.
5.Right click on properties of network adapter.
6.Go to Advance tab.
7.Now Network address.
8.Check the value box and hit any MAC Address.
9.MAC addresses are 12-digit values, and should be entered without any dashes or colons. For example, if you want to make the MAC address "2A:1B:4C:3D:6E:5F", you would enter "2A1B4C3D6E5F".
Download Technitium MAC Address changer
1. Starting MAC address changer will list all available network adapters.
2. Select the adapter you want to change the MAC address. You will get the details of your selection below.
3. In the Information tab, find the Change MAC Address frame. Enter new MAC address in the field and click Change Now! button. You may even click Random MAC Address button to fill up a randomly selected MAC address from the vendor list available.
4. To restore the original MAC address of the network adapter, select the adapter, click Restore Original button in the Change MAC Address frame.