Broadcom Corporation- WiFi Problem Ubuntu

After fresh installation of Ubuntu/Linux, we face WiFi problem, its not showing, keep disconnecting after 5 mins or less. To solve this problem we should install or update WiFi drivers. You can install driver using below commands:


First check the network controller name using this command:
– lspci -vnn

You will get an answer like this:

02:00.0 Network controller [0280]: Broadcom Corporation BCM43142 802.11b/g/n [14e4:4365] (rev 01)

Screenshot from 2018-01-19 01-37-28

Now, use below command to install appropriate driver:

For BCM4311, BCM4312, BCM4313, BCM4321, BCM4322, BCM43224, BCM43225, **BCM43227, **BCM43228

$ sudo apt-get update
$ sudo apt-get install bcmwl-kernel-source

For b43 – BCM4306/3, BCM4311, BCM4312, BCM4318, BCM4320
$ sudo apt-get install b43-fwcutter
$ sudo apt-get install firmware-b43legacy-installer
$ sudo modprobe -r b43 ssb wl
$ sudo modprobe b43


Please do comment, if you facing any other issue or during installation or after installation.




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