打开网址:https://wiki.debian.org/wl/,debian官网的有关博通无线网卡的安装的教程如下。 1.vim /etc/apt/sources.list # Debian 9 "Stretch"deb http://httpredir.debian.org/debian/ stretch main contrib non-free2.apt-get updateapt-get upgradeapt-get install linux-image-$(uname -r|sed 's,[^-]*-[^-]*-,,') linux-headers-$(uname -r|sed 's,[^-]*-[^-]*-,,') broadcom-sta-dkms3.modprobe -r b44 b43 b43legacy ssb brcmsmac bcma4.modprobe wl5.屏蔽debian bcm无线网卡的源,在sources.list中屏蔽:deb http://httpredir.debian.org/debian/ stretch main contrib non-free免得你更新源的时候又覆盖你的网卡。 6.reboot就OK了.