You often need to force-install a driver from an older OS (Windows 7 or 8) using Compatibility Mode.
: A major drawback noted in expert reviews is the lack of 5GHz band support. This makes it prone to interference in crowded areas. atheros 9285 driver
The AR9285 is a 2.4GHz only card. It physically cannot see or connect to 5GHz networks. No driver update will fix this; it is a hardware limitation of the era. You must ensure your router is broadcasting a 2.4GHz signal. You often need to force-install a driver from
While it is a reliable workhorse hardware-wise, the driver situation can be a headache, especially if you have upgraded to Windows 10 or Windows 11. atheros 9285 driver
– Dortania’s Wireless Buyers Guide