Check Repository Updates and Upgrade Installed Library

sudo apt update
sudo apt upgrade

Install Package from Local Debian Archive

sudo dpkg -i <pkg>

Install Package from Repository

sudo apt install <pkg>

Auto Install Missing Dependency

sudo apt --fix-broken install

Force Install Ignoring Conflicts

sudo dpkg -i --force-overwrite <pkg>

Remove Specific Package

sudo apt remove <pkg>

Remove Package and Config Files

sudo apt purge <pkg>

Clean Unused Packages

sudo apt autoremove