Free USB Guard is an interesting little tool that prevents your system from shutting down if a USB drive or other type of removable drive is still attached. It gives you the opportunity to safely remove the drives or leave them attached and shut down anyway. You can also restart your system or cancel the shutdown. It's portable freeware that can autostart with Windows.
Free USB Guard checks for updates automatically the first time you run it and every time thereafter, unless you uncheck that option in the program's system tray menu, from which you can also check … Read more