These often indicate a mismatch between the firmware version and the NAND type.
Sometimes the MPTOOL cannot detect the drive because the firmware is completely dead. The controller is in "ROM Mode." You need to short two pins on the physical chip.
Look for your drive to populate inside one of the numbered boxes. If it displays a green text overlay, it is ready for processing.
This is the safest way to fix a 0-byte drive without dealing with complex flash IDs. phison ps225107ps2307 mptool
Save this structural setting configuration as a standard configuration file named MP.ini .
The process involves configuring the tool to recognize your drive and then forcing a reflash.
If a 64GB drive shows 0 bytes, this tool can restore the partition table. These often indicate a mismatch between the firmware
Phison PS2251-07 (PS2307) MPTool (Mass Production Tool) is a specialized utility used for low-level repair, flashing firmware, and configuring USB flash drives that use this specific controller. It is primarily used to fix "write-protected," "no media," or "unrecognized device" errors when standard formatting tools fail. HDD GURU FORUMS Key Technical Details Controller Model: Phison PS2251-07 (also known as PS2307). Common Use Cases:
The actual operating system for the USB drive. This must match both the controller (
Fully compatible with USB 2.0 and USB 1.1 ports. Look for your drive to populate inside one
Once you know the exact parameters, navigate to specialized firmware repositories like the Phison Electronics Archive on USBDev to download the necessary utilities. 1. The Flashing Tool Depending on your NAND flash type, download either:
Click Settings and Load . Select the MP.ini file provided with your downloaded firmware package. Edit Settings ( Ctrl+P ): Controller: Ensure it is set to PS2251-07 .
These are not two different chips. In fact, they are two names for the same controller family. The is simply the marketing name for the USB 3.0 version of the PS2251-07 (also known as PS2251-07 or 2251-07-7) .