How to Permanently Change Your MAC Address on Linux
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You can set a permanent new MAC address in the terminal using the macchanger utility and a systemctl unit file. Or in GNOME, go to Settings > Wi-Fi [or Network] > Identity, and enter a custom MAC address.
Every network interface has a unique MAC address, set by the manufacturer. It’s how network connections identify connection endpoints. On Linux, you can permanently change a MAC address if you want.
What Is a MAC Address?
A MAC address is a unique code used to identify by networks to identify devices as connection endpoints. It answers the critical question of “who’s who” among network interfaces.
Every piece of network equipment has at least one network interface built into it. A desktop computer or a server may have multiple network ca...