Change mac on windows xp

The MAC Address is a six-byte number or digit hexadecimal number that is used to uniquely identify a host on a network.

All MAC addresses are hard-coded into a network card and can never be changed. However, you can change or spoof the MAC address in the operating system itself using a few simple tricks. So why would you want to change your MAC address? Well there are many reasons for this, mostly related to bypassing some kind of MAC address filter set on a modem, router or firewall.

Technitium MAC Address Changer

For example, a WiFi network may allow only authorized computers to connect to the network and filters out computers based on the MAC address. Another example is if you have an ISP that allows only a certain number of computers to connect to the Internet from your home. If you have more computers that need to connect, you can spoof the MAC address of an authorized computer and connect from a different computer. Step 1: Click on Start , then Control Panel , then Network Connections , and right-click on the network connection you want to change the MAC address for and select Properties.

Step 2: Step 3: By default, the Not Present value is selected. Go ahead and click on the Value radio button and enter in a new MAC address. Press ok. Now check your new Mac address using CMD utility. Click Start menu, Run, type cmd command and press Enter.

Change OS X MAC Address

Check Physical Address and compare it with the new one you type in value area. Please enable JavaScript to watch this video.


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Share Your Thoughts Click to share your thoughts. Hot Latest. How To: If you have a wireless router look around on it's web interface for where it logs this info. Luckily there are tools to randomize this information MadMACs. To pull off a denial of service attack, for instance assuming the MAC of the gateway to a sub net might cause traffic problems.

All it takes is two easy to script commands: Stefan Person sent me the following note that should help you get it to work: To determine your old mac-address: Click 'Join Other Network Allow it to attempt a connection and then go ahead and cancel the request. Your card is now deactivated allowing us to proceed with the following command: After Notes: Pratt emailed me some other notes on changing your MAC address on different platforms and in different ways: BSD 1 Bring down the interface: AA" 3 Bring up the interface: If you have a card that doesn't support Clone MAC address, then you have to go to second method.

Usually this value is entered without the "-" between the MAC address numbers. If the changes are not materialized, then use the second method. Method 2: Do not use "Regedit".

Technitium MAC Address Changer | A Freeware Utility To Spoof MAC Address Instantly

Double click on it to expand the tree. The subkeys are 4-digit numbers, which represent particular network adapters. You should see it starts with , then , , and so on.