In Windows 7 I tried setting my MAC address by changing it via adapter properties (Locally Administered MAC Address), but ipconfig /all still shows the old address, even after rebooting. Any hints?
MAC Address Spoofing Not Working in Windows – How to Fix
mac addressnetworkingwindows 7
Best Answer
It's possible your card does not support changing your mac address.
You may also have more luck with a mac address changing utility.
Edit: It seems things are slightly different on Windows 7
(Taken from a forum post);