: Plug in only the problematic USB drive to avoid formatting the wrong device.
: Completely wiping the storage chip at a level that standard formats might miss. Critical Warning Using this tool will permanently erase all data Formatter Silicon Power V.3.7.0.0 -PS2251-.zipl
: Ensure any salvageable data is moved elsewhere, as the format is destructive. Run as Admin : Right-click the executable ( Formatter_SiliconPower.exe ) and select Run as Administrator Connection : Plug in only the problematic USB drive
controller (or compatible series like PS2251-67). It is widely used to fix: Write Protection Errors Run as Admin : Right-click the executable (
: Restoring a drive to its original size if it only shows a few MBs. Unrecognized Devices
on the drive. Because it interacts with the hardware controller, it should only be used as a last resort; if used on a drive with a different controller chip (e.g., Alcor or SMI instead of Phison), it may not work or could potentially render the drive unusable. How to Use It
: Click the "Format" or "Restore" button and wait for the process to complete. identify your USB's controller chip