gnome-shell-extension-remove-d software package provides removes drop down arrows from panel on GNOME shell, you can install in your Ubuntu 17.04 (Zesty Zapus) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install gnome-shell-extension-remove-d
gnome-shell-extension-remove-d is installed in your system.
Make ensure the gnome-shell-extension-remove-d package were installed using the commands given below,
$ sudo dpkg-query -l | grep gnome-shell-extension-remove-d*
You will get with gnome-shell-extension-remove-d package name, version, architecture and description in a table
| Distro | Ubuntu 17 04 zesty zapus |
| Section | GNOME |
| Package | gnome-shell-extension-remove-d |
| Version | 08-01-16 |
| Description | removes drop down arrows from panel on GNOME shell |
| Sub Section | GNOME |