Stability and performance are usually reported as low. If such output is present, your device is already failing on communication on USB-level. Wireless LAN Soft blocked: Use linux as a keyword with it, rather than Ubuntu. Is it really a driver issue? This is a less harmless approach and may break other stuff.

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EDUP Wireless Adapters – WikiDevi

Don’t bother dealing with drivers at this point – fix USB communication first. Some hardware is just utterly broken btoadcom default installs, usually because the vendor isn’t releasing all source code or does not allow redistribution of all required modules via Ubuntu.

In case you’re running an LTS release e. Thanks for the great answer. Therefore, it’s of great importance to identify the chipset.

Only for USB devices: In case you see yes on Soft blocked: This should not be necessary as the more recent wireless drivers are provided wireles the compat-wireless package in the earlier option. This may overwrite system files and confuse your package management.

EDUP broadcom wireless lan pci card 4

In case multiple devices are listed, locate the device concerned. Usually only mobile PCs are equipped with killswitches. Refer to How do I install additional drivers? This is considered outside the scope of a WiFi issue.


May be it is somehow replaced? These are some obvious, sane and harmless steps to take, avoiding the ones listed in Things to avoid if possible. But I’m not able to broadcm linux-firmware-nonfree on ubuntu In the near future, a 3. If such output is present, your device is already failing on communication on USB-level.

Preferably, try one directly attached to your mainbord, avoiding hubs or your computer case’s connectors. Try another cable if any you’ve verified is working.

wireless – My WiFi adapter is not working at all, how to troubleshoot? – Ask Ubuntu

Relevant output of the steps done in the Identifying the exact hardware section. At the time of writing Quantal is the latest release after Precise and the package is linux-image-generic-lts-quantal and boot into your new kernel. Go to Identifying the exact hardware and see if you can see some error messages when you plug in your device.

Don’t forget to reboot your system afterwards. Please help me save time and guide me what to do, step by step. Ask Ubuntu works best with JavaScript enabled. Make sure you have enabled multiverse as posted in How do I enable the “multiverse” repository?


I had no luck with all options. See the Hardware requiring special edip section at the bottom to see if your device chipset is listed.

If that fails to remove the soft block, run sudo rfkill unblock all. Run sudo lshw -C network in a terminal.

Broadcom EDUP IEEE802.11b/g PCI 54Mbps Free Driver Download

After applying all updates, reboot. Preparation In this answer I’m assuming wirelews familiar with at least the following tasks: Identifying the exact hardware The product you have was probably sold using a retail name completely irrelevant to you issue.

Please refer to this answer for a nice tutorial on getting these devices to work.

The output should help identifying it from the list. PCI and integrated devices e.