host OS :windows10 x64
guest OS:kali 2 x32(down from kali official website)
soft:virtualbox5 (also try vmware 9,get the same trouble)
network card: TL-WN7222N.
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root@kali:~# lsusb
Bus 001 Device 002: ID 0cf3:9271 Atheros Communications, Inc. AR9271 802.11n
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 002 Device 003: ID 80ee:0021 VirtualBox USB Tablet
Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
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root@kali:~# dmesg | tail
[ 4265.827782] usb 1-1: ath9k_htc: Firmware htc_9271.fw requested
[ 4265.828010] usbcore: registered new interface driver ath9k_htc
[ 4265.846547] usb 1-1: firmware: direct-loading firmware htc_9271.fw
[ 4266.097262] usb 1-1: ath9k_htc: Firmware - htc_9271.fw download failed
[ 4266.097345] usb 1-1: ath9k_htc: USB layer deinitialized
[ 4279.002515] UDF-fs: warning (device sr0): udf_fill_super: No partition found (2)
[ 4279.005170] ISO 9660 Extensions: Microsoft Joliet Level 3
[ 4279.041527] ISO 9660 Extensions: RRIP_1991A
[ 4288.209325] e1000: eth0 NIC Link is Down
[ 4294.224650] e1000: eth0 NIC Link is Up 1000 Mbps Full Duplex, Flow Control: RX
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the same trouble :
https://forums.kali.org/showthread.p...apter-Problems
but i "aptitude install firmware-atheros" ,don't work.