https://github.com/fastoe/RTL8812BU


For kernel 5.11 or later, please clone the v5.13.1 branch:
sudo apt update
sudo apt install -y build-essential dkms git bc
git clone -b v5.13.1 https://github.com/fastoe/RTL8812BU.git
cd RTL8812BU
make
sudo make install
sudo reboot