APT (Advanced Package Tool) for Debian and Ubuntu-based systems. Basic Commands 1# Update package list 2sudo apt update 3 4# Upgrade all packages 5sudo apt upgrade 6 7# Full upgrade (may remove packages) 8sudo apt full-upgrade 9sudo apt dist-upgrade # Older command 10 11# Install package 12sudo apt install package-name …

dpkg - Low-level package manager for Debian-based systems. Basic Commands 1# Install package 2sudo dpkg -i package.deb 3 4# Remove package (keep config) 5sudo dpkg -r package-name 6 7# Purge package (remove config) 8sudo dpkg -P package-name 9 10# List installed packages 11dpkg -l 12 13# List specific package 14dpkg -l …