To use this script, clone via wget.

wget https://raw.githubusercontent.com/Soulsender/bash-scripts/main/alfa-AWUS036ACH-drivers/alfa-drivers.sh

then run the script with sudo

sudo chmod +x alfa-drivers.sh 
sudo ./alfa-drivers.sh

and wait until the script says it's done!

I do not take any responsibility should this script damage your system. Use at your own risk. You should know roughly what a superuser script is doing on your computer. I've added notes in the script file but you should not need these.