Broadcom Bcm43xx Wifi Driver

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  1. How to install proprietary Broadcom wireless card driver to connect to the Internet through Wi-Fi in Debian Supported Broadcom wireless network cards: BCM4311-, BCM4312-, BCM4313-, BCM4321.
  2. Broadcom Drivers Ethernet Drivers Network Drivers Download the latest Broadcom BCM43xx driver for your computer's operating system. All downloads available on this website have been scanned by the latest anti-virus software and are guaranteed to be virus.

Broadcom BCM43XX Driver Win7/8/10 If you are looking for the Broadcom BCM 43XX drivers then you will find them below. There is a Windows Vista version of the drivers as well as a Windows 7/8/8.1 and another separate file for the Windows 10 drivers for the BCM43XX. Broadcom BCM-43xx Wireless Lan drivers, Version 6.34.223.5 WHQL - The new package of drivers for Wi-Fi, the company Broadcom. Drivers are designed to work with chips series BCM43XX standards 802.11 a/b/g/n on supported operating systems Windows XP, Vista, 7, 8/8.1 - 32/64bit. The package provides the installation files for Broadcom BCM43142 802.11 bgn Wi-Fi Adapter driver version 7.35.344.0. If the driver is already installed on your system, updating (overwrite-installing) may fix various issues, add new functions, or just upgrade to the available version. To use this site to find and download updates, you need to change your security settings to allow ActiveX controls and active scripting. To get updates but allow your security settings to continue blocking potentially harmful ActiveX controls and scripting from other sites, make this site a trusted website.

This article details how to install and setup a Broadcom wireless network device.

  • 3Installation
    • 3.3broadcom-wl
  • 4Troubleshooting
Bcm43xx

History

Broadcom has a noted history with its support for Wi-Fi devices regarding GNU/Linux. For a good portion of its initial history, Broadcom devices were either entirely unsupported or required the user to tinker with the firmware. The limited set of wireless devices that were supported were done so by a reverse-engineered driver. The reverse-engineered b43 driver was introduced in the 2.6.24 kernel.

Wifi Driver For Windows 8.1

In August 2008, Broadcom released the 802.11 Linux STA driver officially supporting Broadcom wireless devices on GNU/Linux. This is a restrictively licensed driver and it does not work with hidden ESSIDs, but Broadcom promised to work towards a more open approach in the future.

In September 2010, Broadcom released a fully open source driver. The brcm80211 driver was introduced in the 2.6.37 kernel and in the 2.6.39 kernel it was sub-divided into the brcmsmac and brcmfmac drivers.

The types of available drivers are:

DriverDescription
brcm80211Kernel driver mainline version (recommended)
b43Kernel driver reverse-engineered version
broadcom-wlBroadcom driver with restricted license

Driver selection

To know what driver(s) are operable on the computer's Broadcom wireless network device, the device ID and chipset name will need to be detected. Cross-reference them with the driver list of supported brcm80211 and b43 devices.

Installation

brcm80211

The kernel contains two built-in open-source drivers: brcmfmac for native FullMAC and brcmsmac for mac80211-based SoftMAC. They should be automatically loaded when booting.

Note:
  • brcmfmac supports newer chipsets, and supports AP mode, P2P mode, or hardware encryption.
  • brcmsmac only supports old chipsets like BCM4313, BCM43224, BCM43225.

b43

Two reverse-engineered open-source drivers are built-in to the kernel: b43 and b43legacy. b43 supports most newer Broadcom chipsets, while the b43legacy driver only supports the early BCM4301 and BCM4306 rev.2 chipsets. To avoid erroneous detection of your WiFi card's chipset, blacklist the unused driver.

Both of these drivers require non-free firmware to function. Install b43-firmwareAUR or b43-firmware-classicAUR.

Note:
  • BCM4306 rev.3, BCM4311, BCM4312 and BCM4318 rev.2 have been noticed to experience problems with b43-firmware. Use b43-firmware-classicAUR for these cards instead.
  • BCM4331 noticed to have problems with b43-firmware-classic. Use b43-firmwareAUR for this card instead.

broadcom-wl

Broadcom wifi drivers windows 8

The factual accuracy of this article or section is disputed.

Reason: Is it still necessary to mention the blacklist override? (Discuss in Talk:Broadcom wireless#Installation: broadcom-wl is in the official repos now)

There are two variants of the restrictively licensed driver:

  • the regular variant: broadcom-wl
  • the DKMS variant: broadcom-wl-dkms
Tip: The DKMS variant broadcom-wl-dkms
  • is kernel agnostic. This means it supports different kernels you may use (e.g. linux-ckAUR).
  • is kernel-release agnostic, too. It will be automatically rebuilt after every kernel upgrade or fresh installation. If you use broadcom-wl or another kernel release dependant variant (e.g. broadcom-wl-ckAUR), it may happen that kernel upgrades break wireless from time to time until the packages are in sync again.
  • will need the linux-headers package for the installed kernel(s) in order to build the module. Those packages are optional to the DKMS package and will need to be installed manually.

Offline installation

An Internet connection is the ideal way to install the broadcom-wl driver; many newer laptops with Broadcom cards forgo Ethernet ports, so a USB Ethernet adapter or Android tethering may be helpful. If you have neither, you'll need to first install the base-devel group during installation. Then, use another Internet-connected computer to download linux-headers and the driver tarball from the AUR, and install them in that order.

Manually

Warning: This method is not recommended. Drivers that are un-tracked can become problematic or nonfunctional on system updates.

Broadcom Bcm43xx Wireless Network Driver Linux

Install the appropriate driver for your system architecture from Broadcom's website. After this, to avoid driver/module collisions with similar modules and make the driver available, do:

The wl module should automatically load lib80211 or lib80211_crypt_tkip otherwise they will have to be manually loaded.

If the driver does not work at this point, you may need to update dependencies:

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To make the module load at boot, refer to Kernel modules. It is recommending that you blacklist conflicting modules.

Troubleshooting

Setting broadcom-wl in monitor mode

Monitor mode is used to capture 802.11 frames over the air. This can be useful for diagnosing issues on a network or testing the security of your wireless network. Often, monitor mode is required to capture certain frames for wireless penetration testing, but it may be unethical or even illegal to capture frames on any network you do not own, manage or have permission to perform penetration testing against.

To set broadcom-wl in monitor mode you have to set 1 to /proc/brcm_monitor0):

It will create a new network interface called prism0.

To work in monitor mode, use this newly created network interface.

Device inaccessible after kernel upgrade

Since the 3.3.1 kernel the bcma module was introduced. If using a brcm80211 driver be sure it has not been blacklisted. It should be blackisted if using a b43 driver.

If you are using broadcom-wl, uninstall and reinstall it after upgrading your kernel or switch to broadcom-wl-dkms package.

Device with broadcom-wl driver not working/showing

Be sure the correct modules are blacklisted and occasionally it may be necessary to blacklist the brcm80211 drivers if accidentally detected before the wl driver is loaded. Furthermore, update the modules dependencies depmod -a, verify the wireless interface with ip addr, kernel upgrades will require an upgrade of the non-DKMS package.

Interfaces swapped with broadcom-wl

Users of the broadcom-wl driver may find their Ethernet and Wi-Fi interfaces have been swapped. See Network configuration#Network interfaces for an answer.

Interface is showing but not allowing connections

Append the following kernel parameter:

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Suppressing console messages

You may continuously get some verbose and annoying messages during the boot, similar to

To disable those messages, increase the loglevel of printk messages that get through to the console - see Silent boot#sysctl.

Device BCM43241 not detected

The factual accuracy of this article or section is disputed.

Reason: The brcm80211 Wireless Wiki page lists this chip as supported SDIO device since Linux kernel 3.7. (Discuss in Talk:Broadcom wireless#)

This device will not display with either lspci nor lsusb; there is no known solution yet. Please remove this section when resolved.

Connection is unstable with some routers

Broadcom Wifi Drivers Windows 8

If no other approaches help, install linux-lts, or use a previous driver version.

Wifi Driver Download

No 5GHz for BCM4360 (14e4:43a0) / BCM43602 (14e4:43ba) devices

Broadcom Bcm43xx Wireless Lan Driver Windows 7

Issue appears to be linked to a channel issue. Changing the wireless channel to a lower channel number (like 40) seems to allow connection to 5GHz bands.

Device works intermittently

In some cases (e.g. using BCM4331 and b43-firmwareAUR), wifi connection works intermittently. One way to fix this is to check if the card is hard-blocked or soft-blocked by kernel, and if it is, unblock it with rfkill.

Broadcom Wireless Driver Windows 10

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