PCI\VEN_17CB&DEV_1107

FastConnect 7800 driver

PCI\VEN_17CB&DEV_1107 is the Qualcomm Technologies, Inc NCM8x5/WCN785x Wi-Fi 7(802.11be) 320MHz 2x2, 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.com Full guide: Find the right Wi-Fi driver

Device details

Hardware ID	`PCI\VEN_17CB&DEV_1107`
Device name	NCM8x5/WCN785x Wi-Fi 7(802.11be) 320MHz 2x2 [FastConnect 7800]
Maker	Qualcomm Technologies, Inc (PCI vendor ID 17CB)
Device type	Wi-Fi
Driver guide	Find the right Wi-Fi driver
Known OEM variants	1

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 FastConnect 7800 is built into that maker's product.

Full hardware ID ending	Maker	Product
`SUBSYS_E0F7105B`	Foxconn International, Inc.	High Band Simultaneous(Double Connect) 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 FastConnect 7800

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_17CB&DEV_1107.
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 wi-fi IDs

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