you can install pavucontrol to check output device
sudo apt install pavucontrol -y
pavycontrol
Remove and install some tools
#!/bin/bash | |
#!chmod +x setup.sh | |
proxy_address="your_proxy_address" | |
proxy_port="your_proxy_port" | |
export http_proxy="http://${proxy_address}:${proxy_port}" | |
export https_proxy="http://${proxy_address}:${proxy_port}" | |
sudo apt update && sudo apt upgrade |