Your MAC address isn't normally meant to be changed, but there are ways to do it that improve network privacy.

Lost your old email address or got a new one? Change Apple ID right away. Here's a guide with instructions to help you change Apple ID email to a new email address on iPhone/iPad/Mac or web.

i have installed Fedora Core 3 i need to change my MAC ADDRESS so i did it from the network tools and entered a value in BLIND MAC field but when i restart ...