How to uninstall ros in ubuntu

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1. Use the shortcut key [Ctrl+Alt+T] on the ubuntu18.04 system desktop to open the terminal command line mode.

2. Enter the following command in the ubuntu18.04 terminal command line to uninstall all ros directly.

sudo apt-get autoremove --purge ros-melodic

3. You can also enter the following command Just uninstall ros step by step.

//Uninstall the ros package first
sudo apt-get purge ros-*
//Delete ros related dependencies and configuration
sudo apt-get autoremove