Atheros Ar5b22 Driver -

If you run Linux or an old Windows 10 machine, this is a fine backup card. If you run Windows 11 or a modern Hackintosh, throw this card in the trash and buy an Intel AX210 (PCIe to M.2 adapter required) or a BCM94360CD for MacOS.

Getting the AR5B22 to work on macOS requires patching and is not officially supported. However, users on Hackintosh forums have reported success with the following approach: atheros ar5b22 driver

Apple removed Atheros drivers entirely. Do not buy this card for modern macOS. If you run Linux or an old Windows

Overall, with a little patience, the AR5B22 remains a viable and affordable solution for keeping older hardware connected. However, users on Hackintosh forums have reported success

The AR5B22 isn’t just a Wi-Fi card; it’s a "combo" chip that combines the (for 2.4GHz/5GHz Wi-Fi) and the AR3012 (for Bluetooth 4.0). This means you typically need two separate drivers to get full functionality: WLAN Driver: For internet connectivity. Bluetooth Driver: For wireless peripherals. Where to Find the Drivers