flatpak - is a tool for managing applications and the runtimes they use
To check flatpak version $ flatpak --version
To List all the Packages $ flatpak list
To search a package $ flatpak search <package_name>
To Install a package $ flatpak install <package_name>
To uninstall a package $ flatpak uninstall <package_name>
To check flatpak history $ flatpak history
To update package $ flatpak update <package_name>
To check all the Information $ flatpak info <package_name>
To check flatpak process $ flatpak ps
To kill flatpak process $ flatpak kill <process_name>
To repair flatpak installation $ flatpak repair
To print help options $ flatpak --help
regards, T.Dhanasekar