by sleeper12: Try this, one line at a time:
sudo apt update
sudo apt install build-essential git dkms
git clone https://github.com/brektrou/rtl8821CU.git
cd rtl8821CU
chmod +x dkms-install.sh
sudo ./dkms-install.sh
sudo modprobe 8821cu https://forums.linuxmint.com/viewtopic.php?t=324111Yes... Always one line at a time...
After entering your passkey... lol
Welcome to the security of Linux...