Realtek RTL8811CU/RTL8821CU USB Wi-Fi adapter driver version 5.4.1 for Linux 4.4.x up to 5.6.x

A few known wireless cards that use this driver include:

• Fastoe AC650 USB Wi-Fi Adapter

Manual installation

To build, you have to retrieve source and run make. If via Git, do following:

sudo apt-get update
sudo apt-get install -y build-essential dkms git bc
git clone https://github.com/fastoe/RTL8811CU.git
cd RTL8811CU
make
sudo make install
sudo reboot

Plug your USB Wi-Fi adapter into your PC.

Monitor mode

Use the tool 'iw', please don't use other tools like 'airmon-ng'

iw dev wlan0 set monitor none

Enjoy!