How to factory restore desktop interface
From SuperX Documentation and Help
Restoring desktop interface
1. Open App launcher
2. Search for "Terminal" application in App launcher. Open the terminal application.
3. Run the following commands one by one.
i. Restoring the desktop configuration to its default value.
superx-restore-desktopii.Terminating the destop environment.
killall plasma-desktopiii.Starting the desktop environment.