To uninstall Fing on Windows platform, use the Start menu to locate the Fing folder. An Uninstall menu item is available; selecting it will run the Uninstaller application that will remove the program from the system.
If you have installed fing using dpkg, type:
sudo dpkg -r fing
If you have installed fing using rpm, type:
sudo rpm -e fing
Open a Terminal window and execute:
Before you uninstall a kit running as a service, make sure you have shut down any other service that loads the kit at the machine’s start-up. See Fing Kit as a Service for further details.
Open a shell and type:
sudo opkg remove fing
Login to your raspberry and execute:
You have to be sure that there are not running instances of fing image:
docker rm –f $(docker ps –q –f “ancestor=docker-fing”)
docker rmi docker-fing
Please refer to Docker official documentation for any deepening.