$ sudo apt-get remove aptfs 

Uninstall aptfs including dependent package

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

$ sudo apt-get remove --auto-remove aptfs 

Use Purging aptfs

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

$ sudo apt-get purge aptfs 

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 aptfs 

See Also,