Show locally installed dpkg packages.
Section: APT and Debian/Ubuntu
List installed packages
bash
bash
dpkg -l | lessExplanation
Classic package inventory on Debian-family systems.
Learn the surrounding workflow
Compare similar commands or jump into common fixes when this command is part of a bigger troubleshooting path.
Related commands
Same sheet · prioritizing APT and Debian/Ubuntu
Upgrade installed packages
Upgrade installed packages without removing old ones.
Perform full upgrade
Handle dependency changes and package removals if needed.