https://http.kali.org/kali/pool/non-free/b/broadcom-sta/
Download the latest broadcom-sta-dkms_XXXXXXXXXXXXXXX_all.deb
from the link above
For example:
$ wget http://http.kali.org/kali/pool/non-free/b/broadcom-sta/broadcom-sta-dkms_6.30.223.271-24_all.deb
$ dpkg -i broadcom-sta-dkms_6.30.223.271-24_all.deb
$ modprobe -r b44 b43 b43legacy ssb brcmsmac bcma
$ modprobe wl
Finally. Reboot.
Check loaded adapters:
$ iwconfig
i am so lost right now, can i get a little bit of help? where do i even start?