Configurando sinal Wifi Broadcom no Debian 9.8(Dica)

lspci | grep Network

su

apt-get install linux-image-$(uname -r|sed ‘s,[^-]-[^-]-,’) linux-headers-$(uname -r|sed ‘s,[^-]-[^-]-,’) broadcom-sta-dkms

modprobe -r b44 b43 b43legacy ssb brcmsmac bcma

modprobe wl