Warning: This will delete all your settings, pending shares and statistics.
To completely uninstall LumaBooth for Windows (dslrBooth), follow these following steps:
Press Start Windows Button
Under textbox, paste: %appdata%\dslrBooth
Press Enter Delete the folders you see.
Uninstall LumaBooth for Windows (dslrBooth) from the Control Panel, Add/Remove Programs.
Download the latest version of LumaBooth for Windows (dslrBooth) from http://dslrbooth.com/download
Start LumaBooth for Windows (dslrBooth) and re-enter your registration information.