GNU/Linux Debian Bullseye Cudy WU650 Driver Setup Guide [quads id=5] Hi! The linked Tutorial Shows You Step-by-Step How to Install Cudy WU650 AC650 Wireless 802.11ac Driver in Debian Bullseye 11.x GNU/Linux. And the Debian Bullseye Cudy WU650 Adapter is based on the Realtek rtl8812BU Chipset. So here below you find instructions to Install rtl8812BU Driver on Linux GNU/Linux Debian Cudy WU650 Wireless Driver Installation Guide [quads id=8] Cudy WU650 Debian Wireless Driver Installation Guide [quads id=7]