no networks detected on HP EliteBook G2 745

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I'm having trouble getting the WiFi working (EliteBook g2 745 using broadcom bcm43228 WiFi card) on Ubuntu GNOME (shell version 3.18.5, kernel version 4.13.0). The bcmwl-kernel-source appears to be installed correctly, however when I click on Select Network in the top-right-corner menu the dialog box shows No Networks.



The WiFi card works fine with Windows (dual-boot setup) and is neither
hard nor soft blocked. Secure boot is disabled in bios. The Kernel driver in use is wl. Tried installing linux-headers-generic and then reinstalling bcmwl-kernel-source but no luck. So far I've been using USB WiFi adaptor with no problem whatsoever. Here are the results of wireless-info diagnostic script:
https://paste.ubuntu.com/p/Fz65kNrnD4/



Any help would be greatly appreciated as I have crawled through numerous forums but to no avail.










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    I'm having trouble getting the WiFi working (EliteBook g2 745 using broadcom bcm43228 WiFi card) on Ubuntu GNOME (shell version 3.18.5, kernel version 4.13.0). The bcmwl-kernel-source appears to be installed correctly, however when I click on Select Network in the top-right-corner menu the dialog box shows No Networks.



    The WiFi card works fine with Windows (dual-boot setup) and is neither
    hard nor soft blocked. Secure boot is disabled in bios. The Kernel driver in use is wl. Tried installing linux-headers-generic and then reinstalling bcmwl-kernel-source but no luck. So far I've been using USB WiFi adaptor with no problem whatsoever. Here are the results of wireless-info diagnostic script:
    https://paste.ubuntu.com/p/Fz65kNrnD4/



    Any help would be greatly appreciated as I have crawled through numerous forums but to no avail.










    share|improve this question

























      up vote
      0
      down vote

      favorite









      up vote
      0
      down vote

      favorite











      I'm having trouble getting the WiFi working (EliteBook g2 745 using broadcom bcm43228 WiFi card) on Ubuntu GNOME (shell version 3.18.5, kernel version 4.13.0). The bcmwl-kernel-source appears to be installed correctly, however when I click on Select Network in the top-right-corner menu the dialog box shows No Networks.



      The WiFi card works fine with Windows (dual-boot setup) and is neither
      hard nor soft blocked. Secure boot is disabled in bios. The Kernel driver in use is wl. Tried installing linux-headers-generic and then reinstalling bcmwl-kernel-source but no luck. So far I've been using USB WiFi adaptor with no problem whatsoever. Here are the results of wireless-info diagnostic script:
      https://paste.ubuntu.com/p/Fz65kNrnD4/



      Any help would be greatly appreciated as I have crawled through numerous forums but to no avail.










      share|improve this question















      I'm having trouble getting the WiFi working (EliteBook g2 745 using broadcom bcm43228 WiFi card) on Ubuntu GNOME (shell version 3.18.5, kernel version 4.13.0). The bcmwl-kernel-source appears to be installed correctly, however when I click on Select Network in the top-right-corner menu the dialog box shows No Networks.



      The WiFi card works fine with Windows (dual-boot setup) and is neither
      hard nor soft blocked. Secure boot is disabled in bios. The Kernel driver in use is wl. Tried installing linux-headers-generic and then reinstalling bcmwl-kernel-source but no luck. So far I've been using USB WiFi adaptor with no problem whatsoever. Here are the results of wireless-info diagnostic script:
      https://paste.ubuntu.com/p/Fz65kNrnD4/



      Any help would be greatly appreciated as I have crawled through numerous forums but to no avail.







      network-manager broadcom hp






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      share|improve this question













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      edited Apr 1 at 18:33

























      asked Mar 21 at 16:46









      Arthur Dent

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          So apparently the issue wasn't within the drivers/kernel at all. I've read up on:



          https://bugs.launchpad.net/ubuntu/+source/broadcom-sta/+bug/1343151



          and



          https://community.hpe.com/t5/Networking/wifi-and-brightness-issues-with-EliteBook-755-on-Ubuntu-14-04/m-p/6568286/highlight/false#M9589



          and, well, as far as I've understood the EliteBook g2 755 is a mess. Although I'm on Ubuntu 16.04 and my laptop is slightly different (EliteBook g2 745) adding grub boot parameter intremap=off seems to have solved the problem.






          share|improve this answer




















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            up vote
            0
            down vote



            accepted










            So apparently the issue wasn't within the drivers/kernel at all. I've read up on:



            https://bugs.launchpad.net/ubuntu/+source/broadcom-sta/+bug/1343151



            and



            https://community.hpe.com/t5/Networking/wifi-and-brightness-issues-with-EliteBook-755-on-Ubuntu-14-04/m-p/6568286/highlight/false#M9589



            and, well, as far as I've understood the EliteBook g2 755 is a mess. Although I'm on Ubuntu 16.04 and my laptop is slightly different (EliteBook g2 745) adding grub boot parameter intremap=off seems to have solved the problem.






            share|improve this answer
























              up vote
              0
              down vote



              accepted










              So apparently the issue wasn't within the drivers/kernel at all. I've read up on:



              https://bugs.launchpad.net/ubuntu/+source/broadcom-sta/+bug/1343151



              and



              https://community.hpe.com/t5/Networking/wifi-and-brightness-issues-with-EliteBook-755-on-Ubuntu-14-04/m-p/6568286/highlight/false#M9589



              and, well, as far as I've understood the EliteBook g2 755 is a mess. Although I'm on Ubuntu 16.04 and my laptop is slightly different (EliteBook g2 745) adding grub boot parameter intremap=off seems to have solved the problem.






              share|improve this answer






















                up vote
                0
                down vote



                accepted







                up vote
                0
                down vote



                accepted






                So apparently the issue wasn't within the drivers/kernel at all. I've read up on:



                https://bugs.launchpad.net/ubuntu/+source/broadcom-sta/+bug/1343151



                and



                https://community.hpe.com/t5/Networking/wifi-and-brightness-issues-with-EliteBook-755-on-Ubuntu-14-04/m-p/6568286/highlight/false#M9589



                and, well, as far as I've understood the EliteBook g2 755 is a mess. Although I'm on Ubuntu 16.04 and my laptop is slightly different (EliteBook g2 745) adding grub boot parameter intremap=off seems to have solved the problem.






                share|improve this answer












                So apparently the issue wasn't within the drivers/kernel at all. I've read up on:



                https://bugs.launchpad.net/ubuntu/+source/broadcom-sta/+bug/1343151



                and



                https://community.hpe.com/t5/Networking/wifi-and-brightness-issues-with-EliteBook-755-on-Ubuntu-14-04/m-p/6568286/highlight/false#M9589



                and, well, as far as I've understood the EliteBook g2 755 is a mess. Although I'm on Ubuntu 16.04 and my laptop is slightly different (EliteBook g2 745) adding grub boot parameter intremap=off seems to have solved the problem.







                share|improve this answer












                share|improve this answer



                share|improve this answer










                answered Apr 1 at 18:10









                Arthur Dent

                14




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