The Netsys 9000WN is popular on Linux for monitor mode and packet injection.
For Ubuntu/Debian (using DKMS):
sudo apt update
sudo apt install git dkms build-essential
git clone https://github.com/aircrack-ng/rtl8812au.git
cd rtl8812au
sudo make dkms_install
sudo modprobe 8812au
Verify installation:
iwconfig
You should see wlan0 or similar with the adapter’s MAC address.
Microsoft maintains a catalog of generic drivers for common chipsets. This is the easiest method, though not always the newest version.
Because Netsys uses standard Realtek chips, the Realtek RTL8192EU or RTL8188EU driver works flawlessly. Here is how to find it:
For automatic detection: