:Windows 11 has a built-in privacy feature specifically for Wi-Fi. Go to Settings > Network & internet > Wi-Fi and toggle on Random hardware addresses . This automatically changes your MAC address to prevent tracking when you connect to different networks. Conclusion

Select and enter a new 12-digit hexadecimal string (using numbers 0-9 and letters A-F).

While the technical ability to change a MAC address is a legitimate part of network management and personal privacy, it should be approached with caution. Users should avoid "cracked" downloads that pose significant security threats and instead utilize the robust, free tools already integrated into the Windows operating system. Ultimately, MAC spoofing is a temporary software-level change; the original hardware address remains unchanged and will typically revert after a system reboot or driver reset. Changing your MAC address - Mullvad VPN

Beyond privacy, spoofing is often necessary for . Some Internet Service Providers (ISPs) bind their service to a specific MAC address. If a user replaces their router or network card, the service may fail until the new hardware "mimics" the old one’s address. Similarly, it is a common technique used in network security testing to simulate different devices within a controlled environment. The Risks of "Cracked" Software

Expand , right-click your active adapter (Ethernet or Wi-Fi), and select Properties .

In the tab, look for Locally Administered Address or Network Address in the Property list.

The primary motivation for changing a MAC address is . Because MAC addresses are unique and constant, they can be used to track a device’s movements across different Wi-Fi networks. By rotating these addresses, users can prevent advertisers or malicious actors from building a behavioral profile based on their physical hardware.