The mass production process completely formats the NAND flash memory. All data currently on the drive will be permanently erased. Step 1: Download the Correct Software Components
To ensure your USB drive actually uses the Phison PS2251-07 (PS2307) controller, you must analyze it with hardware detection software.
Flash drives using the (also known as PS2307 ) controller can sometimes experience severe firmware corruption. When this happens, the drive might show up as "Write Protected," display "Insert Disk," or show 0 bytes of available space. phison ps225107ps2307 mptool install
In the initial prompt, select and click New Setting . Set the Controller dropdown menu to PS2251-07 . Set the FC1 - FC2 setting to 0xFF-01 .
Not every version of MPALL supports this specific controller. The most compatible versions typically include: Phison MPALL v5.13.0C - USBDev.ru The mass production process completely formats the NAND
Search for a reliable version of Phison MPALL (e.g., v3.70, v5.03, or newer) that supports the PS2251-07 controller Go to product viewer dialog for this item. , such as from the resources provided by USBDev.ru. Phase 2: Installing and Configuring Phison MPTool
Right-click the MPTool execution application, choose Properties, and select Run this program in compatibility mode for Windows 7 . Flash drives using the (also known as PS2307
This in-depth guide is specifically for controllers. By following this guide, you can effectively "factory reset" your USB drive, often bringing it back from what seemed like permanent failure.
Navigate to a trusted firmware archive repository, such as or FlashBoot . Locate the Phison section and look for Phison MPTool MPAll .