RTL8192CU 802.11n WLAN Adapter

USB ID 0bda:8178 · Realtek Semiconductor Corp.

VendorRealtek Semiconductor Corp.
Vendor ID0bda
Device ID8178
Windows hardware IDUSB\VID_0BDA&PID_8178
Linux modaliasusb:v0BDAp8178
Linux driverrtl8192cu

Frequently asked questions

Which device has USB ID 0bda:8178?

USB ID 0bda:8178 is “RTL8192CU 802.11n WLAN Adapter” made by Realtek Semiconductor Corp. (vendor ID 0bda, device ID 8178).

Which Linux driver supports RTL8192CU 802.11n WLAN Adapter?

In Linux kernel 6.12 the device is bound to the driver rtl8192cu (source under drivers/net/wireless/realtek/rtlwifi/rtl8192cu). The driver is normally loaded automatically when the device is detected.

How do I check whether RTL8192CU 802.11n WLAN Adapter is in my computer?

On Linux, lsusb -d 0bda:8178 shows the device if it is present. On Windows, open Device Manager, then Properties → Details → Hardware Ids; it appears as USB\VID_0BDA&PID_8178.

How do I see which driver is currently in use?

lsusb -t prints the device tree with the bound driver (Driver=…) for each interface.

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