If your (specifically the 2021, 2022+ revisions) has suddenly become read-only, won't format, or shows a capacity of 0 bytes or 64 MB, you are dealing with a firmware corruption issue. For models utilizing the Phison PS2251-162 (often found in newer 2021/2022+ models) controller, standard Windows formatting tools will fail.
The Formatter Silicon Power V3700 tool remains a highly effective deployment package for rescuing drives built on the Phison PS2251-16/2 platform. By directly instructing the micro-controller to wipe its fault tables and rebuild the memory architecture maps, it rescues hardware that would otherwise end up as e-waste. formatter silicon power v3700 ps2251162 2021
Silicon Power does not provide public formatter tools. They expect you to RMA the drive (Silicon Power has a good warranty policy). However, due to shipping costs and data privacy, most users prefer the low-level fix above. If your (specifically the 2021, 2022+ revisions) has
Whether the drive's blinks or stays completely dead when plugged in. AI responses may include mistakes. Learn more Share public link By directly instructing the micro-controller to wipe its
For simple write-protection locks where the drive is still recognized by Windows, the dedicated Phison Restore Utility is the safest option.
If the low-level formatting tools return errors such as "Device Info Block Error" or "IDBLK Wrong," the drive's firmware layer is corrupted. You will need to re-flash the controller using Phison MPALL (Mass Production Tool). Preparation