wifi adapter not found ubuntu 20.04

rfkill list
#if hard blocked option is yes
lspci -v
#at the Network controller you will find your wifi adapter name

#search on google and download the iwllwifi corresponding at the network controller

#exemple for intel i go to https://www.intel.com/content/www/us/en/support/articles/000005511/wireless.html

#And download iwlwifi-xxxx.tgz

#After unzip and go to the directory with the terminal and copie iwlwifi file in /lib/firmware
cp iwlwifi-xxx /lib/firmware

#After reboot
reboot

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A-312 69370 points

                                    sudo apt install linux-generic-hwe-18.04

Thank you! 3

4.33 (3 Votes)

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0

3

Phoenix Logan 186120 points

                                    #for Ubuntu 20.04
sudo apt install linux-generic-hwe-20.04

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4

10

Awgiedawgie 440215 points

                                    # Run this and reboot
sudo apt-get install --reinstall bcmwl-kernel-source

Thank you! 10

4 (10 Votes)

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4.33

3

Lionel Aguero 33605 points

                                    sudo apt install --reinstall bcmwl-kernel-source

Thank you! 3

4.33 (3 Votes)

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4

5

Awgiedawgie 440215 points

                                    SOLUTION

sudo apt-get purge bcmwl-kernel-source

sudo apt-get install broadcom-sta-source broadcom-sta-dkms broadcom-sta-common

reboot

Thank you! 5

4 (5 Votes)

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