TP-Link TL-WN821N v2 / TL-WN822N v1 802.11n [Atheros AR9170]

USB ID 0cf3:1002 · Qualcomm Atheros Communications

VendorQualcomm Atheros Communications
Vendor ID0cf3
Device ID1002
Windows hardware IDUSB\VID_0CF3&PID_1002
Linux modaliasusb:v0CF3p1002
Linux drivercarl9170

Frequently asked questions

Which device has USB ID 0cf3:1002?

USB ID 0cf3:1002 is “TP-Link TL-WN821N v2 / TL-WN822N v1 802.11n [Atheros AR9170]” made by Qualcomm Atheros Communications (vendor ID 0cf3, device ID 1002).

Which Linux driver supports TP-Link TL-WN821N v2 / TL-WN822N v1 802.11n [Atheros AR9170]?

In Linux kernel 6.12 the device is bound to the driver carl9170 (source under drivers/net/wireless/ath/carl9170). The driver is normally loaded automatically when the device is detected.

How do I check whether TP-Link TL-WN821N v2 / TL-WN822N v1 802.11n [Atheros AR9170] is in my computer?

On Linux, lsusb -d 0cf3:1002 shows the device if it is present. On Windows, open Device Manager, then Properties → Details → Hardware Ids; it appears as USB\VID_0CF3&PID_1002.

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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