Atheros Ar5b22 Driver

The AR5B22 (AR9462) has excellent support in the Linux kernel.

There are three primary ways to source drivers for this card:

Open a terminal and type:

lspci -nn | grep Atheros

You should see: Atheros Communications Inc. AR9462 Wireless Network Adapter (rev 01)

To check the driver in use:

lsmod | grep ath9k

Bluetooth on Linux: Bluetooth requires the ath3k module. If it isn't loading automatically:

sudo modprobe ath3k
echo "ath3k" | sudo tee -a /etc/modules

If you see "This device cannot start (Code 10)" in Device Manager: atheros ar5b22 driver

Do not rely on Windows Update. Download the following legacy drivers (circa 2016):

Note: These are often found in Lenovo or Acer support archives (e.g., Lenovo G500, Acer Aspire V5). The AR5B22 (AR9462) has excellent support in the

Feature: Fully open-source driver with no proprietary firmware blobs.

Reliability: It is known for stable, low-latency connections and good range.

Bluetooth: Works via standard BlueZ stack (often uses ath3k or btusb kernel modules).

If you installed this card into an older HP or Lenovo laptop and the computer refuses to boot (displaying an "Unauthorized network card" error): There are three primary ways to source drivers