Phison Ps2251-07 Firmware Update Tool [updated] -

Do not unplug the drive during this process. Once finished, unplug and replug the drive. Windows should detect it as a fresh storage device, prompting you to format it.

| Failure | Cause | Recovery | |--------|-------|-----------| | | Wrong driver (Filter Driver installed) | Uninstall USB storage drivers via Device Manager | | Red “Failed” at 50% | Incorrect firmware version or incompatible NAND | Force ROM mode, retry with correct FW | | Drive becomes 0MB | Boot loader corrupted | Use Preformat option in MPALL, then full update | | Checksum error | Corrupted .bin file | Re-download firmware from a verified source | phison ps2251-07 firmware update tool

: Unless the drive is unusable or data has been fully backed up, end users should avoid arbitrary firmware updates. For developers, always match the firmware version with the NAND die ID using the GetInfo tool prior to flashing. Do not unplug the drive during this process