I tried following commands but its not working, my system is 14e4:4315. can someone help please. Thanks!
lspci -nn | grep 0280 The pipe symbol | is on the right side of my US keyboard on the same key with '\'. Is this your device?
Broadcom Corporation BCM4360 802.11ac Wireless Network Adapter [14e4:43a0] (rev 03) If so, then bcmwl-kernel-source is correct for your device. If you still have the install DVD or USB, then you can find it and its prerequisite there. Navigate to pool > restricted > b > bcmwl and drag and drop the deb file to your desktop. Now navigate to pool > main > d > dkms and drag and drop dkms to your desktop. Now install both with:
cd ~/Desktop sudo dpkg -i *.deb Load the driver:
sudo modprobe wl