Media Access Control Address (MAC) is an unique unique identifier assigned to most network adapters or network interface cards (NICs) by the manufacturer for identification,On Networks like Ethernet, the MAC address uniquely identifies each node and allows frames to be marked for specific hosts. – Source Wikipedia

But changing MAC address can be difficult without some technical knowledge, but a simple tool called the Technitium MAC Address Changer with its simple user interface makes it easy to change the MAC Address of your Network Interface Card (NIC) bypassing the original hard coded MAC address and supports all Windows OS including Windows 7.The software does this by making registry entry.

You can also restore back to your original MAC Address easily from the application with a click of a button.

How to change MAC Address :

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. Click Change MAC button, enter new MAC address and click Change Now button and confirm changes
4. To restore the original MAC address of the network adapter, select the adapter, click Change MAC button and then click Original MAC button and confirm changes you made when prompted.

Features :

• Support all Windows OS including Windows 7 RC
• Allows you to remove all registry entries corresponding to Network Adapter that is no longer physically installed on the system
• Changes MAC address of Network Interface Card (NIC) including Wireless LAN Cards.
• Select random MAC address from the list of manufacturers
• Create Configuration Presets, which saves all your NIC settings and to switch between many settings easily.
• Displays all information you would ever need to know about your NIC in one view like Device Name, Configuration ID, Hardware ID, Connection Status, Link Speed, DHCP details, TCP/IP details etc.
• Allows you to configure IP Address, Gateway and DNS Server for your NIC
• Allows you to enable/disable DHCP instantaneously.
• Allows you to Release/Renew DHCP IP address

Download MAC Address Changer.

Note : “This software must not be used for any illegal or unethical purposes as defined by law in the country its used or in the country its used against.”