GNU/Linux Ubuntu 20.04 Installing iMac Wi-fi Driver [quads id=8] Hi! The Post Shows You How to Install iMac Wireless Wifi/Bluetooth Driver in Ubuntu 20.04 Focal LTS GNU/Linux. And iMacs are equiped of Wi-fi Broadcom Cards. So the linked Guide describe Step-by-step How to Install Broadcom Wireless Driver on Ubuntu Focal. GNU/Linux Ubuntu 20.04 iMac Wireless Driver Installation Guide Installing iMac Wi-fi Driver on Ubuntu Focal [quads id=1] Broadcom Driver Ubuntu 20.04 Setup.