PCI\VEN_10EC&DEV_C821
Wi-Fi driver
PCI\VEN_10EC&DEV_C821 is the Realtek Semiconductor Co., Ltd. RTL8821CE 802.11ac 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_C821 |
|---|---|
| Device name | RTL8821CE 802.11ac PCIe Wireless Network Adapter |
| Maker | Realtek Semiconductor Co., Ltd. (PCI vendor ID 10EC) |
| Device type | Wi-Fi |
| Driver guide | Realtek RTL8821CE driver |
| Latest official package | Realtek WLAN PCI Express driver 2023.56.0502.2017, 2018/08/22 |
How to install the driver for RTL8821CE 802.11ac 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_C821. - 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 WLAN PCI Express driver on realtek.com. Our realtek rtl8821ce 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_B822RTL8822BE 802.11a/b/g/n/ac WiFi adapterVEN_10EC&DEV_B851RTL8851BE PCIe 802.11ax Wireless Network ControllerVEN_10EC&DEV_B852RTL8852BE PCIe 802.11ax Wireless Network ControllerVEN_10EC&DEV_B85BRTL8852BE PCIe 802.11ax Wireless Network ControllerVEN_10EC&DEV_C822RTL8822CE 802.11ac PCIe Wireless Network AdapterVEN_10EC&DEV_C82FRTL8822CE 802.11ac PCIe Wireless Network AdapterVEN_10EC&DEV_C852RTL8852CE PCIe 802.11ax Wireless Network ControllerVEN_10EC&DEV_D723RTL8723DE 802.11b/g/n PCIe Adapter
Device names: The PCI ID Repository, public data. We never host driver files: downloads come from the maker.