In this video, https://youtu.be/s80HI2krsNA , I´ll show you how to fix The system cannot find the file specified usb format error which occurred when you trying to format the usb drive in device management or in diskpart utility tool.

commands i use here :
diskpart
list disk
select disk 1
clean
convert gpt
clean
create partition primary
select partition 1
active
format fs=fat32 quick
exit

... mapa de ocupación de disco

$ ncdu