you can install pavucontrol to check output device
sudo apt install pavucontrol -y
pavycontrolRemove 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 |