...
To delete the database you have to stop the custo diagnostic server (Apache Tomcat Server) in services on your computer or start the application and press <Stop>
Open the file "init.sql" which is default located in the directory "C:\Program Files\custo diagnostic server\mariadb\"
Open a power shell window on the following location "C:\Program Files\custo diagnostic server\mariadb\bin\" (You can do so by holding the Shift key and press the right mouse button, in the drop-down menu you'll find "open a powershell windows window here")
Type: cmd
The following message willl will be shown:
Microsoft Windows [Version 10.0.17763.1697]
...