USB 3.0 ports or external USB hubs can cause communication interruptions during the low-level flashing process. Connect the drive directly to a rear USB 2.0 port on your computer's motherboard.
Assumption: You know controller type and have original dumps or matching vendor files. phison mpall v3720b ps2251 flashboot repack
After saving your configuration, return to the main menu. The software should detect your USB drive. Click the "Start" button to begin the process. This can take several minutes, and you must not interrupt it or disconnect the drive until completion. Once finished, close the tool, safely remove the USB drive, and reinsert it to allow the operating system to recognize it. After saving your configuration, return to the main menu
: Click Save to return to the main menu, then press Start . Green : Success. This can take several minutes, and you must
on PS2305, PS2251-08, or newer NVMe bridge controllers.
For flash drives running the series controller chip, the absolute gold standard for reviving dead hardware is the Phison MPALL v3.72.0B (with FlashBoot Repack) . This specialized mass-production tool bypasses standard operating system limitations to reflash the controller chip, map out bad NAND blocks, and restore the drive to factory settings.