How i create USB boot floppy via DSL

I have laptop with installed DSL on HDD.

I have on this laptop floppy drive.
I download
https://download.plop.at/files/bootmngr/plpbt-5.0.14.zip

I extract plpbtin.img from install directory and copy to flash drive.

Lauch DSL

Open terminal and mount flash device with

mount /mnt/sda1

Right click on DSL desktop
Choose System > Floppy Disk Tool

I manually fill "Image Path" field with

/mnt/sda1/plpbtin.img

And press apply