If the software can't see the drive at all, you might need to put it into Test Mode by shorting specific pins on the controller chip while plugging it in—this is the last resort to force the PC to recognize the hardware.
Use this tool to repair your own drives or drives you have explicit permission to fix. Do not purchase counterfeit drives and “fix” them for resale. Sm3271ad Mptool
In Dual Density, set SLC area to 100% – effectively converting the drive to pseudo-SLC (pSLC). Write endurance increases from ~500 cycles to ~10,000 cycles, but capacity halves (e.g., 64 GB → 32 GB). If the software can't see the drive at