PCI\VEN_168C&DEV_003E
Wi-Fi driver
PCI\VEN_168C&DEV_003E is the Qualcomm Atheros QCA6174 802.11ac Wireless Network Adapter, 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.
Device details
| Hardware ID | PCI\VEN_168C&DEV_003E |
|---|---|
| Device name | QCA6174 802.11ac Wireless Network Adapter |
| Maker | Qualcomm Atheros (PCI vendor ID 168C) |
| Device type | Wi-Fi |
| Driver guide | Find the right Wi-Fi driver |
| Known OEM variants | 3 |
PCs and boards that use this chip
Each line is a subsystem ID: the full hardware ID ends in SUBSYS_ plus these eight characters when the QCA6174 802.11ac Wireless Network Adapter is built into that maker's product.
| Full hardware ID ending | Maker | Product |
|---|---|---|
SUBSYS_143A1A56 | Rivet Networks | Killer 1435 Wireless-AC |
SUBSYS_15251A56 | Rivet Networks | Killer N1525 Wireless-AC |
SUBSYS_15351A56 | Rivet Networks | Killer Wireless-n/a/ac 1535 Wireless Network Adapter |
If your SUBSYS matches a laptop or board maker in this list, that maker's support page has the version tested for your model.
How to install the driver for QCA6174 802.11ac Wireless Network Adapter
- 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_168C&DEV_003E. - Try Windows Update. Settings, Windows Update, Advanced options, Optional updates. Wireless drivers are often offered here.
- Check your PC maker. Enter your model or serial number on its support site and look under Networking or Wireless.
- 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.
- Restart and check. Open the Wi-Fi list in the taskbar and connect to your network.
Other Qualcomm Atheros wi-fi IDs
VEN_168C&DEV_0034AR9462 Wireless Network AdapterVEN_168C&DEV_0036QCA9565 / AR9565 Wireless Network AdapterVEN_168C&DEV_0037AR9485 Wireless Network AdapterVEN_168C&DEV_003CQCA986x/988x 802.11ac Wireless Network AdapterVEN_168C&DEV_0040QCA9980/9990 802.11ac Wireless Network AdapterVEN_168C&DEV_0041QCA6164 802.11ac Wireless Network AdapterVEN_168C&DEV_0042QCA9377 802.11ac Wireless Network AdapterVEN_168C&DEV_0046QCA9984 802.11ac Wave 2 Wireless Network Adapter
Device names: The PCI ID Repository, public data. We never host driver files: downloads come from the maker.