The application must be launched with full administrator privileges. How to Install and Use Selfishnet v3
Recommend (Quality of Service) alternatives that do not require your PC to stay on
Download the legacy WinPcap driver installer. Execute the setup and reboot your machine if prompted. selfishnet v3 top
Instantly pulls IP addresses, MAC addresses, and device names on your local subnet.
Troubleshoot the error common in Windows 11 The application must be launched with full administrator
Selfishnet v3 is a lightweight, portable Windows application designed to combat slow internet speeds caused by other users on a shared network. Unlike enterprise-grade traffic-shaping hardware, Selfishnet requires no complex router configuration or expensive subscriptions.
Due to the nature of ARP spoofing, many antivirus programs flag the executable as a false positive or a hacking tool. Ethical and Safe Usage Instantly pulls IP addresses, MAC addresses, and device
Navigate to the extracted folder. Right-click on the Selfishnet executable, select Properties , head to the Compatibility tab, and check Run this program as an administrator .
Selfishnet v3 relies on techniques used in localized cyber attacks (man-in-the-middle) to function. Because of this, you should only use Selfishnet on a home network that you own or have explicit permission to manage. Using this tool on public Wi-Fi networks, school labs, or corporate environments without authorization is a violation of network policies and can lead to severe disciplinary or legal consequences.