Unblock: sudo rfkill unblock wifi Reinstall firmware: sudo apt install --reinstall firmware-ath9k-htc
Update your repository list and install the necessary packages: install atheros ar9271 driver kali linux
sudo airmon-ng start wlan0 This creates a monitor interface, usually named wlan0mon . This is where many users face disappointment. Even with monitor mode active, injection might not work. Test it: Unblock: sudo rfkill unblock wifi Reinstall firmware: sudo
sudo wget -O /lib/firmware/htc_9271.fw https://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git/plain/htc_9271.fw Then reload the driver: install atheros ar9271 driver kali linux
sudo aireplay-ng -9 wlan0mon Successful injection looks like: