Can't enable VSS in GUI on Windows

This should hopefully be a simple one, but for some reason I can’t enable VSS for my backups in the UI on my Windows machine.

I noticed from the shell that VSS requires administrator permissions, so I also tried running the GUI as an administrator, but saw the same result as above.

Happy to provide any additional details if the cause for this isn’t obvious.

Here’s a screenshot:

This is likely because you’re still running the old instance. Please exit the current instance by right clicking the system tray icon and selecting Quit. If you just close the window Duplicacy will remain running in the background.