Save this configuration profile file as MP.ini directly inside the main tool folder.

Reset drives that show 0MB or incorrect storage sizes. Step-by-Step Repair Process

Note down the exact Flash Model (e.g., Toshiba, SanDisk, Micron) and the FID string . You will need this to select the correct firmware file later. Step 2: Download the Required Files

Open (or Disk Utility on Mac) to check if the drive is recognized and formatted. You may need to create a new simple volume in Windows to assign it a drive letter. Troubleshooting: What if the MPTool Fails?

: You need a specific "Burner" file (typically named starting with ) and a "Firmware" file (starting with ) that match your controller and NAND type.

Check the box for and browse to select your corresponding BN07*.BIN file.

Switch to an older or newer iteration of the BN07*.BIN archive file. after flashing

Do not unplug the drive until the box turns green. If it turns red, an error code will appear for troubleshooting. Troubleshooting Common Errors

The Phison PS2251-07 is a common USB 3.0 controller found in many budget and mid-range flash drives (Kingston, Corsair, SanDisk in some models, and generic “high-speed” sticks). It supports multiple memory chips (2 or 4 channels) and is generally reliable—until it isn’t.

Press "Start." This will erase all data and reinstall the drive's internal operating software.

Using a fine-tipped metal needle or tweezers, .

Unlike normal formatting tools, the operates at the firmware level. It’s what the factory uses to write the initial low-level code onto the controller. With great power comes great complexity—this tool is not user-friendly.

The Phison PS2251-07, also commonly referred to as the PS2307, is a widely used USB 3.0 flash drive controller found in countless USB drives from brands like Kingston, Toshiba, and other major manufacturers. While these drives are generally reliable, they can sometimes encounter issues such as write protection, unrecognized status, capacity errors, or partition problems. This is where the Phison MP Tool (Mass Production Tool) comes into play—a specialized software utility designed to perform low-level repairs, reflash firmware, and reconfigure USB drives equipped with this controller.