Disables LLMNR, an obsolete name-resolution protocol that's been a known credential-leak vector for over a decade. Modern DNS handles everything LLMNR did. Microsoft's own security-baselines recommend disabling it. Reboot required.
MaxTweaks applies this tweak with one click and snapshots your original setting first, so you can revert it cleanly at any time. A System Restore point is offered before batch changes, and every tweak links to its official source.
Get MaxTweaksOfficial documentation: https://learn.microsoft.com/en-us/troubleshoot/windows-server/networking/disable-llmnr-using-group-policy