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I am new to Ubuntu 20.04.

I was using windowsXP and i did a dual boot in my pc.

It looks everything is good but i am not able to detect wifi connection.

$ iwconfig

enp7s0    no wireless extensions.


lo        no wireless extensions.

and

lspci -knn

ETHERNET CONTROLLER [0200]: Intel Corporation PRO/100 VE Network Connection [8086:1092] (rev 02)
Subsystem: Hewlett-Packard Company PRO/100 VE Network Connection [103c:30bb]
Kernel driver in use: e100
Kernel modules: e100

I read responses to similar thread and some suggested installing bcmwl-kernel-source
On trying that I get an error :

Unable to locate package bcmwl-kernel-source

$ lspci -knn | grep Net; rfkill list
02:00.0 Network controller [0280]: Broadcom Inc. and subsidiaries BCM4311 802.11b/g WLAN [14e4:4311] (rev02)
05:08.0 Ethernet controller [0200]: Intel Corporation PRO/100 VE Network Connection [8086:1092] (rev 02)
Subsystem: Hewlett-Packard Company PRO/100 VE Network Connection [103c:30bb]
0: hp-wifi Wireless LAN
      Soft blocked: no
      Hard blocked: no
Pilot6
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Hagrid
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1 Answers1

2

You have BCM4311 wireless. You will need wired Internet connection to fix it.
Open Terminal and type: sudo apt install b43-fwcutter firmware-b43-installer
Then reboot.

lev258
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