Method One
1.Click on Start > Run.
2.Type:
cmd
After open command prompt,
3.Type:
ipconfig /all
4.Look for Physical Address. This your MAC address. Make sure you get the physical address of the correct network adapter - usually there are several listed.
Method Two
1.Click on Start > Run.
2.Type:
cmd
3.Type:
getmac
Normally the first one will be your MAC address.