How to uninstall or remove gridlock.app software package from Ubuntu 16.04 LTS (Xenial Xerus)

You can uninstall or removes an installed gridlock.app package itself from Ubuntu 16.04 LTS (Xenial Xerus) through the terminal,

$ sudo apt-get remove gridlock.app

Uninstall gridlock.app including dependent package

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

$ sudo apt-get remove --auto-remove gridlock.app

Use Purging gridlock.app

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

$ sudo apt-get purge gridlock.app

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 gridlock.app