Step 1: Install PHP
Composer requires PHP 5.3 or higher… to install PHP (7.2) on Ubuntu, run the commands below
sudo apt install php7.2
Step 2: Install Composer
Now that PHP is installed… you can now run the commands below to install Composer
Please open a terminal and, with a temporary working internet connection, do:
sudo apt-get install git git clone https://github.com/Mange/rtl8192eu-linux-driver.git cd rtl8192eu-linux-driver make sudo make install sudo modprobe 8192eu
Your wireless should now be working.