How to uninstall or remove dropbear-initramfs software package from Ubuntu 16.10 (Yakkety Yak)

You can uninstall or removes an installed dropbear-initramfs package itself from Ubuntu 16.10 (Yakkety Yak) through the terminal,

$ sudo apt-get remove dropbear-initramfs

Uninstall dropbear-initramfs including dependent package

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

$ sudo apt-get remove --auto-remove dropbear-initramfs

Use Purging dropbear-initramfs

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

$ sudo apt-get purge dropbear-initramfs

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 dropbear-initramfs