The is a powerful tool, but it should never be left orphaned on a production machine. By following the steps in this guide— stopping the service via services.msc or PowerShell, eliminating the tray icon through registry edits and startup cleanup, and using the new cleanup script —you can regain control of your system.
To properly remove the Radmin Server 3.0 trial version and its tray icon, follow these steps. Remember, the process might slightly vary depending on your operating system (Windows 10, Windows 7, etc.), but these steps are generally applicable: radmin server 3 0 trial stop and tray icon remove new