Mpall V3.70.0e | Phison

This version works best with:

Windows detects the drive, but in Disk Management or This PC, the capacity reads 0 MB. The file system is unknown or RAW. This usually indicates a corrupt firmware loader.

MPall (short for MP Tool All ) is a —software that Phison provides to USB manufacturers to format and write firmware to raw flash memory chips. Version 3.70.0e is one of the more stable and widely compatible builds for older to mid-range Phison controllers.

This is common. The tool disconnects and re-enumerates the drive. Do not unplug it. Wait 60 seconds. If nothing happens:

: Used to flash or update firmware on Phison-based USB drives, such as those with the PS2251-03 controller. Low-Level Formatting Phison Mpall V3.70.0e

Is your USB flash drive suddenly showing as "Write Protected"? Does it display "No Media" in Disk Management, or has its capacity dropped to 0 bytes? When standard formatting tools fail, the solution often lies at the factory level.

Phison MPALL (Mass Production Alliance) is an official, proprietary utility designed for factory-level programming of USB flash drives that utilize Phison microcontrollers. Version 3.70.0E is a highly stable, widely compatible release specifically optimized for servicing older and highly common Phison controller chips (such as the PS2251 series). Key Capabilities

Unlike consumer formatting tools, MPALL communicates directly with the controller chip's bootloader. This unlocks deep technical capabilities: Low-Level Formatting

: Most compatible with PS2251-67, PS2251-68, PS2251-03, and PS2251-07 . This version works best with: Windows detects the

Follow these steps to configure a standard recovery run using Phison MPALL v3.70.0E: Step 1: Run the Executable

Select the correct controller type (e.g., PS2251-67) based on your ChipGenius output.

: Replaces corrupted USB controller software with a fresh factory image.

Update the IDBLK_TIMING.dll library within your MPALL directory to a newer release. MPall (short for MP Tool All ) is

: Bypasses hardware and software locks that freeze your drive in "Read-Only" mode. Step 1: Verify Your USB Uses a Phison Controller

Set "FC1 - FC2" according to your Flash Drive Information Extractor report. In the tab: Leave "Auto Detect" checked for the flash memory type. In the Burner & Firmware File section: Check the boxes for "Burner File" and "Firmware File." Browse and map the paths to your downloaded .BIN files. In the Partition Settings tab: Ensure "No. of Partition" is set to 1 . Set the File System preference (FAT32 or NTFS).

If your USB flash drive suddenly becomes write-protected, shows "No Media" in Disk Management, or displays 0 bytes of capacity, it is likely not physically broken. Instead, its firmware is corrupted.