: Removed various Linux distributions from the selection list that were no longer in active development. Core Technical Features

Often allows you to keep existing files on the USB if there is enough space (depending on the format).

: Plug in your flash drive and select the corresponding drive letter from the list. Formatting : Tick the box to format the drive as (recommended for broad compatibility). Set Persistence (Optional)

The designation "2001" is almost certainly a version string denoting a release date of . The confusion stems from the ambiguous nature of date-based versioning used by the software's developers.