Ubuntu 20.04 not recognizing Archer T3U Plus

Solution 1:

Try :

git clone https://github.com/RinCat/RTL88x2BU-Linux-Driver.git
cd RTL88x2BU-Linux-Driver/
make
sudo make install
sudo modprobe 88x2bu

After each kernel update, you must recompile:

cd ~/RTL88x2BU-Linux-Driver/
make clean
git pull
make
sudo make install
sudo modprobe 88x2bu