Dfu File Manager -

A .dfu file is a firmware package designed for the USB DFU class protocol. Unlike raw binary ( .bin ) or Intel HEX ( .hex ) files, a DFU file contains additional metadata, such as:

The most widely used version of this tool is the STMicroelectronics DFU File Manager, often bundled with the software package. Its primary functions include: dfu file manager

3uTools is a favorite among repair shops. Its "Flash & JB" section includes a deep file manager that works when the device is in DFU mode. You can browse /private/var/mobile/Media and even delete system files. a DFU file contains additional metadata