He navigated to his Downloads folder and right-clicked the file, selecting Run as Administrator .
The installer launched. It was sparse, utilitarian. No flashy marketing, just a grey interface asking for a destination folder. He accepted the terms, checked the box for WinPcap —the crucial driver that allowed Ettercap to capture network traffic—and clicked Install . download ettercap for windows 10 64 bit
For advanced packet capture from the physical interface, use sudo ettercap --iface eth0 (inside WSL, eth0 is the virtual interface bridged to Windows’ real adapter). He navigated to his Downloads folder and right-clicked