WiFi Drivers MacBook Air 11-inch (Mid 2013 to Early 2015) MacBook Air 13-inch (Mid 2013 to 2017)

user had upgraded kernel from 26.6 to 26.8, helped to install the new kernel and enable MacBook Air 11" 2015 Wi-Fi drivers

• sudo pacman -S pear-temp-fix
• sudo pacman -S --needed linux-cachyos-lts-headers dkms broadcom-wl-dkms linux-firmware-broadcom
• sudo dkms autoinstall
• sudo mkinitcpio -P
• sudo reboot
• sudo modprobe -r brcmsmac brcmfmac b43 bcma ssb
• sudo modprobe wl
• lsmod | grep -E 'bcma|brcm|b43|ssb'
• sudo pacman -S --needed linux-cachyos-lts-headers dkms broadcom-wl-dkms linux-firmware-broadcom