I'm having serious problems installing the Broadcom drivers for Ubuntu. It worked perfectly on my previous version, but now, it is impossible. What are the steps to install Broadcom wireless drivers for a BCM43xx card? I'm a user with no advance knowledge in Linux, so I would need clear explanations on how to make, compile, etc. Lspci -vnn| grep Network showed: Broadcom Corporation BCM4322 802.11a/b/g/n Wireless LAN Controller [14e4:432b] iwconfig showed: lo no wireless extensions. Eth0 no wireless extensions. NOTE: Answer below is updated every time new information is added and confirmed working. Introduction and Background This answer is based on an extensive research done by various Ubuntu users that worked together in almost all issues related to Broadcom. Special thanks to who helped in the Ubuntu forums and on this site with many questions related to Wireless devices and to others who have contributed through E-Mail, chats, IRC and more in testing various drivers with several of the most popular Broadcom Wireless cards (Huge Thanks to Chili555 really. This guy knows his stuff). In total we wanted to offer an answer that could be easy to follow and covered most Broadcom Cards / Drivers. After you follow this guide, you will NEED to test your wireless connection for at least 2 hours (I actually recommend 8 hours) with another device in either Ad-Hoc Mode, Infrastructure Mode or Both. I fixed my problem with the Broadcom bcm4311 drivers. Steps I took for fixing this problem (I stole this method from ): (You may need to install synaptic or your favorite package manager.) • Uninstall the bcmwl-kernel-source package by issuing the following command on a terminal: sudo apt-get remove bcmwl-kernel-source • Make sure that the firmware-b43-installer and the b43-fwcutter packages are installed (of course you will need internet by others means): sudo apt-get install firmware-b43-installer b43-fwcutter • Type into a terminal: cat /etc/modprobe.d/*| egrep 'bcm' (You may want to copy this) and see if the term 'blacklist bcm43xx' is there. Please include the Broadcom wireless driver on the next Linux Mint release. And download the Broadcom wireless driver from. Download wireless driver. Download driver broadcom sta ubuntu These packages contain Broadcom ‘s IEEE 802. 11a/b/g/n hybrid Linux® device driver for. • If it is, type cd /etc/modprobe.d/ and then sudo gedit blacklist.conf Put a # in front of the line: blacklist bcm43xx Then save the file (I was getting error messages in the terminal about not being able to save, but it actually did save properly). • Reboot After I did the above the wireless had to be unblocked by rfkill.
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