If successful, your "dead" USB drive will spring back to life—faster and more reliable than before. If you cannot find the tool, consider that the physical NAND chip may have reached the end of its write cycles, and it is time to recycle the drive.
Using this tool is a "last resort" for corrupted drives that cannot be formatted by Windows (e.g., showing 0 bytes or "write protected" errors).
If you have a household with different Windows computers in it, use NTFS. If you need to transfer files from a PC to Mac, use exFAT.
If that fails, the SkyMedi tool is your next best step.
Users can change the Vendor ID (VID), Product ID (PID), and serial numbers for specific industrial or security needs. When to Use This Tool
Most USB drives use a specific "controller" chip to manage data. Skymedi is a popular manufacturer of these controllers (look for chips labeled SK6211, SK6221, etc.). When a drive’s firmware becomes corrupted, standard Windows formatting tools fail.