how to remove app from ubuntu code example

Example 1: remove app ubuntu terminal

sudo apt-get remove --purge <app name>

Example 2: ubuntu apt uninstall

sudo apt-get remove <application_name>

Example 3: ubuntu remove application

$ sudo apt-get remove package-name

Example 4: ubuntu remove application icon

remove application icon file from "/usr/share/applications" or "~/.local/share/applications".