How to uninstall or remove lxappearance software package from Ubuntu 14.04 LTS (Trusty Tahr)

You can uninstall or removes an installed lxappearance package itself from Ubuntu 14.04 LTS (Trusty Tahr) through the terminal,

$ sudo apt-get remove lxappearance

Uninstall lxappearance including dependent package

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

$ sudo apt-get remove --auto-remove lxappearance

Use Purging lxappearance

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

$ sudo apt-get purge lxappearance

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 lxappearance