PCI\VEN_10EC&DEV_4321
Wi-Fi driver
PCI\VEN_10EC&DEV_4321 is the Realtek Semiconductor Co., Ltd. RTL8852BE 802.11ax PCIe 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 realtek.com.
Device details
| Hardware ID | PCI\VEN_10EC&DEV_4321 |
|---|---|
| Device name | RTL8852BE 802.11ax PCIe Wireless Network Adapter |
| Maker | Realtek Semiconductor Co., Ltd. (PCI vendor ID 10EC) |
| Device type | Wi-Fi |
| Driver guide | Realtek RTL8852BE driver |
How to install the driver for RTL8852BE 802.11ax PCIe 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_10EC&DEV_4321. - 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. Realtek downloads: communications network ICs on realtek.com. Our realtek rtl8852be driver guide explains which package fits.
- Restart and check. Open the Wi-Fi list in the taskbar and connect to your network.
Other Realtek wi-fi IDs
VEN_10EC&DEV_2502Killer E2500B GbE ControllerVEN_10EC&DEV_2600Killer E2600 GbE ControllerVEN_10EC&DEV_3000Killer E3000 2.5GbE ControllerVEN_10EC&DEV_5000Killer E5000 5GbE ControllerVEN_10EC&DEV_8171RTL8191SEvA Wireless LAN ControllerVEN_10EC&DEV_8172RTL8191SEvB Wireless LAN ControllerVEN_10EC&DEV_8173RTL8192SE Wireless LAN Controller
Device names: The PCI ID Repository, public data. We never host driver files: downloads come from the maker.