Right-click the Start button and select Device Manager .
Do not use the same MAC address as another device on the same network. A mac address change v3.0
Expand "Network adapters" and right-click your network card (e.g., Intel Ethernet, Realtek Wi-Fi), then select Properties . Configure Address: Go to the Advanced tab. Right-click the Start button and select Device Manager
Select "Value" and type a 12-digit hexadecimal address (e.g., 001A2B3C4D5E ). Apply: Click OK and restart your network connection. Method 2: macOS (Using Terminal) Configure Address: Go to the Advanced tab
Run ip link show to find your interface (e.g., eth0 or wlan0 ). Down Interface: sudo ip link set dev eth0 down .
What (Windows, macOS, Linux) are you using? Are you trying to change the MAC for Wi-Fi or Ethernet ? Is this for a physical machine or a virtual machine (VM) ? I can provide more tailored steps based on your answers. Understanding MAC Addresses: A Beginner's Guide
After restarting, the MAC address will revert to the original manufacturer address.