Atheros ar8121/ar8113/ar8114 pci-e ethernet driver is the solution for your problems. this driver will install your device successfully on the required operating systems. it is an useful driver because without it the device will remain unrecognized and nonfunctional.. Atheros network / ethernet drivers download by qualcomm technologies, inc. after you upgrade your computer to windows 10, if your atheros network / ethernet drivers are not working, you can fix the problem by updating the drivers.. Home