128G usb dont work , i have try with 64g usb and dont work .
try with 8G usb (dont need bigger)
format your usb on fat32 or ntfs any windows .
them put it on box run barry allen ( do not format the usb when the reciver sey it let the barry allen to do it)
THANK YOU!!!!
It Worked on a 16GB pen.
REGARDS!!!