$ sudo apt-get remove nvtv 

Uninstall nvtv including dependent package

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

$ sudo apt-get remove --auto-remove nvtv 

Use Purging nvtv

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

$ sudo apt-get purge nvtv 

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 nvtv 

See Also,