Updating device drivers with ubuntu
To check this on Ubuntu’s default Unity desktop, click the gear in the top-right corner of the screen and select “About This Computer.” You’ll see this information displayed to the right of “OS type.” You can also check this from the terminal.
You should also install any available updates for Ubuntu from Update Manager before continuing.
You'll then see that proprietary drivers are not in use.
Click Activate to activate the driver and then, when prompted, enter your password and click Authenticate. Then, click Close once the changes have been applied.
You should have correctly identified your device as detailed in the Devices page of this guide.
See also the comprehensive explanations of commands for troubleshooting your wireless.
The latest versions of Ubuntu may include fresher drivers, but not necessarily the most recent ones.
You can now use ubuntu-drivers to get the list of packages for each driver, and then install the packages using apt-get.Under System Settings, double-click Additional Drivers In Ubuntu 12.10 (Quantal Quetzal), Additional Drivers has been integrated into software-properties.So search for software sources, and then click on the Additional Drivers tab.This part of the guide is designed to help you troubleshoot your wireless adpater's driver issues.This page is part of the Wireless Trouble Shooting Guide.