Questions tagged [broadcom]

Broadcom wireless cards are known to have compatibility issues in Linux systems, and this tag should be used for questions about getting wireless working well on Ubuntu when a Broadcom card is involved. Installing additional drivers or adjusting configurations can usually resolve issues. Please check your hardware and search for related questions, and include all relevant information when posting.

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Wi-Fi card (Fenvi T919 doesnt work) (BCM4360)

I use now for a year my Fenvi T919 combi card and inside of macOS, Windows everything works flawless, but in Ubuntu the Wi-Fi feature just doesn't work! Bluetooth works perfectly fine! Here is a ...
Goldgamer's user avatar
1 vote
2 answers
1k views

Broadcom BCM43228 failing on DELL Latitude E6230 running 20.04

I have a fresh install of 20.04 LTS on a DELL E6230 and the WiFi is failing. When I disconnect the wired connection, the WiFi does not show any networks to connect to. I have followed the ...
Dale Menken's user avatar
0 votes
0 answers
68 views

Wifi doesn't connect and i always need to use modprobe b43 to see wireless networks

I use a broadcom b4313 wireless adapter and its switch doesn't on unless modprobe b43 and also when connecting to a wireless network, i put the right password, it loads and show me the dialog ...
badman's user avatar
  • 101
0 votes
0 answers
23 views

How can I connect to the wifi? [duplicate]

I did a fresh install of Ubuntu 20.04, however after the install, I couldn't see any network options. I checked to see if my network hardware was detected, it was, but I still can't connect to the ...
Shawn's user avatar
  • 1
0 votes
0 answers
119 views

Ubuntu 20 wifi adapter not found wifi not working [duplicate]

On my Ubuntu 20, everything was working fine when suddenly my wifi stopped and all configs were disappeared. At software center it was showing broadcom & legacy driver then I messed it up using ...
Milan Suthar's user avatar
0 votes
1 answer
141 views

Internal wifi card (BCM43142, Ubuntu 20.04) stopped seeing my home wifi network

This is a strange one, just like the title says one day I woke up, turned on my computer(Dell Inspiron 3521, Ubuntu 20.04) everything was as usual, except the computer didn't connect to the internet. ...
Ostoja's user avatar
  • 1
0 votes
0 answers
16 views

Wireless driver installation issues on Ubuntu 20.04 [duplicate]

My wireless card just stopped working from one update to the next. Here is the update log from /var/log/apt/history.log: Start-Date: 2021-01-20 09:54:46 Commandline: /usr/bin/unattended-upgrade ...
Arthur's user avatar
  • 111
0 votes
0 answers
17 views

WIFI driver isues. Wifi and boot up lag Ubunti 20.04 recent update [duplicate]

I have been using 20.04 for a few week. I have dabbled with Ubuntu trying to make it my go to operating system - I have used command line a little, i am by no means well versed in it's use and can ...
Mike Roberts's user avatar
1 vote
1 answer
1k views

Wifi Speed VERY SLOW - Ubuntu 20.04 HP Elitebook 745

I see a several posts about slow wifi and they haven't been answered. My laptop HP Elitebook 745 is currently using Ubuntu 20.04 and its Linux kernel is 5.8.0-38-generic. My other laptop with ...
Matt Staley's user avatar
2 votes
1 answer
381 views

bcmwl-kernel-source broken Manual fix, Breaks in the future?

I had the problem, that the bcmwl-kernel-source broke after updating my upbuntu to the kernel 5.8.0-36-generic #40~20.04.1-Ubuntu. Same as the Question bcmwl-kernel-source-broken-on-kernel-5-8-0-34-...
David Stäheli's user avatar
0 votes
2 answers
279 views

Recover Lost WiFi Network [duplicate]

I just installed Kubuntu 20.04.1 to a dual-boot partition on my Macbook Pro (late 2012). On the live usb, I could see my usual WiFi network, and connected to it. After the install, I could still see ...
buntubunny's user avatar
2 votes
1 answer
567 views

WiFi driver not working in 20.04 LTS. When I try to install bcmwl-kernel-source it gives error [duplicate]

WiFi driver not working in 20.04 LTS. When I try to install bcmwl-kernel-source it gives error eamon@eamon  ~  sudo apt-get --purge remove bcmwl-kernel-source Reading package lists... Done Building ...
Shihab hasan's user avatar
0 votes
2 answers
907 views

WiFi connection keeps failing on BCM4313 [14e4:4727 rev 01]

I'm a Linux noob and I can't get my WiFi BACK to work properly. THE PROBLEM: Around a week ago, the WiFi on my notebook started to fail, so, as the problem persisted, I've just wiped it with a fresh ...
Kalidio Dzk's user avatar
0 votes
0 answers
26 views

ubuntu wireless broadcom 4352 [duplicate]

I am new to both ubuntu and programming, first time posting. I thought it would be fun to install ubuntu on an older laptop but i got stuck. I have read here and other places and tried everything I ...
Lidsville's user avatar
2 votes
0 answers
115 views

Wireless adapter not showing up anymore [duplicate]

Since yesterday my pcie wireless adapter doesn't show up anymore in the drop down menu (upper right corner of the screen) or in any other menu as far as I saw. It's an Asus PCE-AC68 and it's using a ...
Claax's user avatar
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0 answers
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No Wifi Similar to: bcmwl-kernel-source broken on kernel: 5.8.0-34-generic [duplicate]

Similar to the post bcmwl-kernel-source broken on kernel: 5.8.0-34-generic, but I can't seem to get any of the proposed work around solutions to work. I'm on a Macbook Pro 2012 model. My usual ...
Matthew Naybour's user avatar
1 vote
0 answers
28 views

No wifi adapter found [duplicate]

It happened me two or three more times, but every time I have to solve it differently. I don't do anything and suddenly my WiFi doesn't work. Now I have Ubuntu 20.04, and I tried to install dkms and ...
Lgv's user avatar
  • 11
4 votes
1 answer
2k views

Cant install bcwml-kernel-source in kernel 5.8.0 [duplicate]

The drivers for my Broadcom WiFi card are playing monkey tricks again. Apparently when I try to re-install the drivers, I get an error due to bcwml-kernel-source being missing, but when I try to ...
Enrique Moreno Tent's user avatar
28 votes
8 answers
18k views

bcmwl-kernel-source broken on kernel: 5.8.0-34-generic

Similar to bcmwl-kernel-source broken on kernel: 5.8.0-7630-generic except I'm using a standard kernel - WiFi worked without issues on my MacBook Air (2013) right until I pulled in the latest 20.04.2 ...
Donald Sebastian Leung's user avatar
1 vote
3 answers
3k views

bcmwl-kernel-source broken on kernel: 5.8.0-7630-generic [duplicate]

Had several issues with my wireless card. After a reboot (i think after a kernel update) I could not see the network card in Network settings, but could see it using lspci. Followed this guide ...
user3532812's user avatar
3 votes
0 answers
278 views

Built in Bluetooth module does not discover single other bluetooth device

I have Ubuntu 16.04 with built-in BT-253 Bluetooth 2.2 module that doesn't discover a newly bought bluetooth mouse. If it matters, it doesn't see a Xiaomi Mi2 dual band mouse with Bluetooth 4.2. My ...
John Timberlake's user avatar
1 vote
1 answer
5k views

Broadcom 4360 and Ubuntu 20.04 on Macbook Air 2015

I am trying different solutions for this machine but nothing seems to work. Hardware details: lspci -nn -d 14e4: 02:00.0 Multimedia controller [0480]: Broadcom Inc. and subsidiaries 720p FaceTime HD ...
Maurizio's user avatar
1 vote
1 answer
241 views

Wifi connected but no internet on MacBook Air 1,1 2008 (or working but unstable) - stable fix [closed]

There is a recurrent and very much difficult to solve instability of the wifi connection on the 2008 MacBook Air due to the chipset, causing various trouble on Ubuntu ranging from connection to Wifi ...
Lurch's user avatar
  • 43
0 votes
0 answers
366 views

bcmwl-kernel-source crashes on start up

Not able to get my wifi driver working this is the error. Tue Dec 8 21:42:33 IST 2020 make: Entering directory '/usr/src/linux-headers-5.4.0-56-generic' CFG80211 API is prefered for this kernel ...
rikith reddy's user avatar
1 vote
1 answer
141 views

install Modem Driver BCMWL for a specific Kernel only out of many

I have 3 Kernels installed on my focal fossa 5.4.0-26-generic 5.4.0-54-generic unsigned-5.9.0-050900-generic Initially, My BCMWL proprietary drivers 6.30.223.271 are working fine in 5.4.0-26-generic,...
NewBLinux's user avatar
1 vote
0 answers
54 views

Install Broadcom Wireless Drivers PCI ID 4464 [duplicate]

I have Ubuntu 18.04 running on an iMac 27 inch 2019 model. Works fine (had to blacklist thunderbolt in the boot options) but Broadcom Card not working. I followed the instructions here desipte my PCI ...
Rob Sanders's user avatar
0 votes
1 answer
106 views

18.04 WiFi BCM43142 no work after upgrade

Recently, maybe after some upgrade, My laptop BCM43142 WiFi does not work. I can confirm that two months ago it worked on 18.04. I have tried apt update; apt upgrade and reinstall bcmwl-kernel-source ...
chenzero's user avatar
1 vote
0 answers
919 views

Raspberry Pi 4 running Ubuntu 20.04 can't connect to some WLAN APs

I have a desktopified version of Ubuntu server 20.04 on a Raspberry Pi 4, now running NetworkManager. The wlan0 interface is using the built-in Broadcom wifi chipset. I am able to connect to some WiFi ...
user0's user avatar
  • 101
2 votes
1 answer
5k views

How to Install Wifi Driver without Internet

I am trying to install ubuntu on a laptop with no internet connectivity except for Wifi. I found this https://ibcomputing.com/install-wifi-driver-broadcom-bcm43142-linux/amp/ but I don't see a way to ...
lastDINO's user avatar
0 votes
0 answers
344 views

WI FI adapter not found: Broadcom BCM43228 802.11a/b/g/n [14e4:4359]

I freshly installed Ubuntu 20.04.1 LTS but there is no WiFi icon. Upon searching manually I found the settings but still having WiFi adapter not found error. $ lspci -knn | grep Net -A3; rfkill list ...
keshav 's user avatar
2 votes
1 answer
3k views

5GHZ wifi is not showing on fresh install

I'm new to Linux. Apple stopped supporting my laptop (early 2011 Macbook pro 15) so I'm looking to join the linux family. My laptop has a Broadcom BCM4331 2 band wireless card. It's this one... 03:00....
Lazee Wolf's user avatar
0 votes
0 answers
474 views

Wifi stopped working after boot on Ubuntu 18.04 with Lenovo laptop

On my Lenovo Edge-15 running 18.04.5 with kernel 4.15.0-122-generic. Secure Boot was disabled all along. I just noticed one day on boot that the Wi-Fi wasn't working. When I went to the Wi-Fi settings ...
raphael's user avatar
  • 506
1 vote
3 answers
2k views

Broadcom NetXtreme BCM5762 Gigabit Ethernet disconnects after a while

I have a HP EliteDesk 705 G1 with Ubuntu 2020 and the ethernet connection disconnects after a few minutes using it. I tried what these other questions suggest with no success. Machine info: HP ...
Kaz Miller's user avatar
0 votes
0 answers
15 views

bcmwl-kernel-source not installing on Ubuntu 20.04 [duplicate]

Ok, so this is a follow up to my last post. So Pilot6 told me to connect my phone to my computer and turn on personal hotspot. Then I booted up to Ubuntu 20.04 to install the drivers by doing: sudo ...
Lee 's user avatar
  • 1
0 votes
1 answer
2k views

Broadcom wifi 14e4:4464 adaptor not found

I was able to install Ubuntu 20.04 on a 2018 MacMini using this post. The main remaining issue is that Ubuntu cannot find the wifi adapter. The pci.id (see below) is different from any of the ones ...
Vincent's user avatar
  • 101
2 votes
0 answers
94 views

No wifi adapter found Ubuntu 20.04.1 LTS bcm4352/14e4:43b1 [duplicate]

Solved and my brain melted Chili555 you are my hero the popup secure boot warning I thought getting passed that disabled secure boot sudo systemctl reboot --firmware-setup disabled secure boot and ...
Zainen S's user avatar
6 votes
2 answers
3k views

Wifi keeps disconnecting (Ubuntu 20.04)

I have a dual boot Windows 10 and Ubuntu 20.04 machine. I can connect to Wifi fine on Windows, but when using Ubuntu it disconnects every 10-20 minutes or so. When this happens, I can always get it ...
Jack's user avatar
  • 171
0 votes
0 answers
28 views

Wifi adapter not found BCM4352 / 14e4:43b1 please help ubuntu 20.04.1 LTS [duplicate]

I am completely new to Linux and have converted an old Asus G750JW. Unfortunately I have been unable to get my wireless network adapter to work. I have tried all the threads I have been able to find ...
Zainen S's user avatar
0 votes
0 answers
29 views

How to install the "Broadcom Wireless Wifi 43142" driver? [duplicate]

So today I wanted to dual boot Ubuntu 20.04 in this system. I know already how to select the "Broadcom Wireless Drivers" on Ubuntu so I tried it in a live iso and it worked! But... Something ...
Lee 's user avatar
  • 1
0 votes
1 answer
749 views

Wifi will not automatically connect after Ubuntu update

Today I updated from Ubuntu 18.04.something LTS to Ubuntu 20.04.1 LTS. My laptop no longer automatically connects to Wifi (hidden network), it worked "fine" before updating. Each time I turn ...
Bram Fran's user avatar
0 votes
0 answers
29 views

Just installed Ubuntu 20.04 - Not being able to connect to Wifi [duplicate]

I posted the below yesterday, got an update that there is an extensive answer here: Installing Broadcom Wireless Drivers My issue is that in step 1, I get: 14e4:4311 rev2 and is does not appear in the ...
gettingToKnowUbuntu's user avatar
2 votes
3 answers
8k views

Broadcom BCM5720 not working in Ubuntu 20.04 server

I need help, I can manage to get the network cards of my Dell T420 (Broadcom BCM5720) The networks appear as UNCLAIMED. I manage to connect a wireless usb to get internet and try to solve the issue, ...
Olver Hernández Navarro's user avatar
1 vote
1 answer
209 views

Wifi and bluetooth stopped working

My dell xps 13 has a broadcom 4352 wireless adapter. It used to work (though not so well) with an automatically installed proprietary driver Broadcom 802.11 Linus STA wireless driver from bcmwl-kernel-...
cainbantam's user avatar
3 votes
3 answers
15k views

BCM43142 WiFi adapter doesn't work on Ubuntu 20.04

WiFi doesn't work and I'm getting "no WiFi adapter found" error. Results of network info script: ########## wireless info START ########## Report from: 01 Sep 2020 14:55 +03 +0300 Booted ...
Abdullah Alshahwan's user avatar
1 vote
0 answers
108 views

Use Camera From Other Laptop as Current Machine's Webcam

I am new here and if this is a wrong forum to post this question then please forward me to the correct one. I have a windows laptop (WL) and a linux laptop(LL). I am having a google meet call on ...
Suyash Dixit's user avatar
0 votes
0 answers
940 views

Issues with BCM43142 driver on ubuntu 20.04

Just installed the new ubuntu 20.04, Used to have the same problem with on Linux Mint earlier not sure it was solved. Checked with iwconfig the link quality and signal level keeps on fluctuating. ...
Mohd Fayaq's user avatar
0 votes
0 answers
211 views

Ubuntu wifi Adapter 20.04 not found

Hi recently install ubuntu 20.04 and wifi module didn't show in settings. After doing some updates it is coming up in setting but giving error "NO Adapter found" I ran the command as ...
ved prakash's user avatar
1 vote
1 answer
2k views

Cannot connect to visible WiFi networks running Ubuntu 20.04

I can now turn on and off the WiFi Adapter from the desktop menu. When it's on I can see all the WiFi networks around me, however I cannot establish a connection. Here is the most useful output I can ...
darth_epoxy's user avatar
3 votes
4 answers
10k views

No WiFi networks listed; Ubuntu 20.04; Broadcom BCM4360

I'm not able to view any wifi networks using my BCM4360 network card in my laptop using 20.04. Could anyone help me out here? Thanks. Please let me know if any other information is required to help ...
apolloToshiba's user avatar
3 votes
1 answer
11k views

How can I activate wifi on BCM4364 using brcmfac driver & firmware?

I am running Ubuntu on a Mac Mini 8,1. "No WiFi Adapter Found" I started on 20.04 and only upgraded to get the latest Linux firmware in the hope of getting the wifi working. I also updated ...
darth_epoxy's user avatar

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