This application on the top screen displays the current firmware and revision, the free space available on the TWL DSiWare NAND partition and on the SD card if present. It also provides information on the current file or device selected, as well as navigation instructions for the bottom screen.The bottom screen has three different windows, which are: | This application on the top screen displays the current firmware and revision, the free space available on the TWL DSiWare NAND partition and on the SD card if present. It also provides information on the current file or device selected, as well as navigation instructions for the bottom screen.The bottom screen has three different windows, which are: |