PCI\VEN_1969&DEV_E091

Killer E220x Gigabit Ethernet Controller driver

PCI\VEN_1969&DEV_E091 is the Qualcomm Atheros Killer E220x Gigabit Ethernet Controller, a Wi-Fi device. Without its driver Windows shows a Network Controller with a yellow mark and no wireless networks. Get it from Windows Update or your PC maker first; the chip maker's own package is on support.microsoft.com.

Download from support.microsoft.comFull guide: Find the right Wi-Fi driver

Device details

Hardware IDPCI\VEN_1969&DEV_E091
Device nameKiller E220x Gigabit Ethernet Controller
MakerQualcomm Atheros (PCI vendor ID 1969)
Device typeWi-Fi
Driver guideFind the right Wi-Fi driver

How to install the driver for Killer E220x Gigabit Ethernet Controller

  1. Confirm the ID. In Device Manager, right-click the device, open Properties, then Details, and pick Hardware Ids. The first line should start with PCI\VEN_1969&DEV_E091.
  2. Try Windows Update. Settings, Windows Update, Advanced options, Optional updates. Wireless drivers are often offered here.
  3. Check your PC maker. Enter your model or serial number on its support site and look under Networking or Wireless.
  4. Use the chip maker's package. Update drivers through Device Manager in Windows (Microsoft) on support.microsoft.com. Our find the right wi-fi driver guide explains which package fits.
  5. Restart and check. Open the Wi-Fi list in the taskbar and connect to your network.

Other Qualcomm Atheros wi-fi IDs

Device names: The PCI ID Repository, public data. We never host driver files: downloads come from the maker.