Enable Monitor mode on TP-Link TL-WN722N v2/v3

To enable packet injection and monitoring on Kali Linux:

sudo apt update

sudo apt upgrade

sudo apt install bc

sudo apt-get install build-essential

sudo apt-get install libelf-dev

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install linux-header:

sudo apt-get install linux-headers-`uname -r`

sudo apt-get install linux-headers-5.10.0-kali6-amd64

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sudo apt install dkms

sudo rmmod r8188eu.ko

git clone https://github.com/aircrack-ng/rtl8188eus

cd rtl8188eus

sudo -i

echo "blacklist r8188eu" > "/etc/modprobe.d/realtek.conf"

exit

sudo reboot

sudo apt update

cd rtl8188eus

sudo make

sudo make install

sudo modprobe 8188eu