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You must be a member of the local Administrators group.
![update mac wifi address update mac wifi address](https://i2.wp.com/www.alphr.com/wp-content/uploads/2016/09/Screenshot-33.png)
The New-MACaddress.ps1 script requires PowerShell 2.0 or later. If this is the case for your particular NIC, use the -Wireless switch to set that special bit.
UPDATE MAC WIFI ADDRESS ZIP FILE
Download the SEC505 zip file from and look in the \ Day4\Wireless folder for the script named "New-MACaddress.ps1" (all the scripts in the zip file are free and in the public domain). You can get a simple PowerShell script for changing MAC addresses from the command line. On Windows 7 and later, the MAC address for 802.11 wireless interfaces must sometimes be specially crafted in order for the operating system to accept it. Changing the hardware MAC address on network interface cards is useful for maintaining privacy and security testing.