You can uninstall the game by entering Add or Remove Programs (Windows XP) or Programs (Windows Vista, 7, 8 and 10) in the Control Panel. In the list of available programs to uninstall, look for the entry titled Trove and choose Uninstall.
Trove can also be uninstalled by launching Glyph, right click on the icon for Trove and select the Uninstall option.