Install unity-scopes-runner by entering the following commands in the terminal:
sudo apt update sudo apt install unity-scopes-runner
Description:
desktop runner for misceallenous scopes
The scope runner is a handy tool for wrapping on a desktop the various scoped installed on the system.
Homepage: https://launchpad.net/libunity
Version: 7.1.4+18.04.20180209.1-0ubuntu2
Section: universe/gnome