Phison: Ps2251-07-ps2307- Mptool

If you own a USB 3.0 flash drive powered by the (often labeled as PS2307 ) controller and you are experiencing these symptoms, you have likely landed on the right page. The solution is a specific piece of software known generically as the MPtool (Mass Production Tool).

: It supports various "Modes" (e.g., Mode 3 for a single removable disk, Mode 21 for a CD-ROM + Removable Disk combo) that dictate how the operating system sees the hardware. Essential Identification (ChipGenius)

: A simplified "one-click" utility that can sometimes bypass the need for a full re-flash. phison ps2251-07-ps2307- mptool

: A specialized version of MPALL designed to fix format errors, unrecognized disks, and write protection. Use versions 3.67 , 3.70 , or 3.71 for this chip.

With your configuration profile ready, you can now deploy the firmware to the controller chip. Open the main MPTool application ( MPAll_F1_7F.exe ). If you own a USB 3

If your computer registers zero hardware feedback when the drive is inserted (i.e., it is completely dead), you will need to open the plastic housing to check the physical circuit board.

Right-click MPParamEdit_F1.exe (Parameter Editor) -> Run as Admin. Do the same for MPALL_F1_0708_v513_0C.exe (the main tool). With your configuration profile ready, you can now

Download the specific BN07 and FW07 files that match your controller and flash ID from archives like USBDev.ru .