Solve the problem of unidentifiable TP-LINK wireless network card on debian

Solve the problem that TP-LINK wireless network card cannot be identified on debian TP-LINK tl-wn721n driver problem description: after inserting wireless network card on debian system, the system does not reflect any. Dmesg is used to find that the wireless network card has been identified, only in/lib/firmware /... solve the problem that TP-LINK wireless network card cannot be identified on debian TP-LINK tl-wn721n driver problem description: after inserting wireless network card on debian system, the system does not reflect any. Dmesg indicates that the wireless network card has been identified, but the htc_9271.fw file [6372.304464] usb 2-6: USB disconnect is not found in the/lib/firmware/directory, device number 4 [6927.052039] usb 2-5: new high-speed USB device number 5 using ehci_hcd [6927.200902] usb 2-5: New USB device found, idVendor = 0cf3, idProduct = 9271 [6927.200906] usb 2-5: New USB device strings: Mfr = 16, Product = 32, SerialNumber = 48 [6927.200910] usb 2-5: Product: usb 2-5: Manufacturer: ATHEROS [6927.200912] usb 2-5: SerialNumber: 6927.200914 [12345] usb 2-5: ath9k_htc: firmware-htc_9271.fw not found [6927.203731] ath9k_htc: probe of 2-5. 0 failed with error-22 www.2cto.com download this file online ( http://up.2cto.com/2012/0526/20120526095255715.zip ), Put it in/lib/firmware/, unplug the wireless network adapter, and then insert it. the following message is displayed: link is not ready. Now we can see that 7127.561854] usb 2-6: ath9k_htc: USB layer initialized [7127.568367] listen 80211: Regulatory domain changed to country: CN [7127.568370] listen 80211: (start_freq-end_freq @ bandwidth), (max_antenna_gain, max_eirp) [7127.568374] 11680211: (2402000 KHz-2482000 KHz @ 40000 KHz), (N/A, 2000 mBm) [7127.568377] listen 80211: (5735000 KHz-5835000 KHz @ 40000 KHz), (N/A, 3000 mBm) [7127.990370] ADDRCONF (NETDEV_UP): wlan0: link is not ready
Author: Wood r