Do not guess the controller model. Download the free utility .
Formatter Silicon Power v.3.7.0.0 (PS2251) is a specialized utility used to repair and restore USB flash drives that use the Phison PS2251 formatter silicon power v3700 ps2251zip best
: Plug in your Silicon Power USB drive. The tool should automatically detect it. Format : Click the Format (or "Restore") button. Do not guess the controller model
You need a Phison MPALL (Mass Production Tool) or a dedicated Formatter that speaks the PS2251-ZIP’s native language. formatter silicon power v3700 ps2251zip best