$ sudo apt-get remove byobu-extras

Uninstall byobu-extras including dependent package

If you would like to remove byobu-extras and it's dependent packages which are no longer needed from Ubuntu,

$ sudo apt-get remove --auto-remove byobu-extras

Use Purging byobu-extras

If you use with purge options to byobu-extras package all the configuration and dependent packages will be removed.

$ sudo apt-get purge byobu-extras

If you use purge options along with auto remove, will be removed everything regarding the package, It's really useful when you want to reinstall again.

$ sudo apt-get purge --auto-remove byobu-extras

See Also,