Universal USB Installer aka UUI is a Live Linux Bootable USB Creator that allows you to choose from a selection of Linux Distributions to put on your USB Flash Drive. The Universal USB Installer is easy to use. Simply choose a Live Linux Distribution, the ISO file, your Flash Drive and, Click Install. Upon completion, you should have a ready to run bootable USB Flash Drive with your select operating system installed. Other features include; Persistence (if available) - Ubuntu, Xubuntu, and Lubuntu Casper Persistence feature works with FAT32 or NTFS formatted drives. Larger than 4GB casper-rw is possible only when the USB drive is formatted with the NTFS filesystem.