Device Identifier: VID_1166&PID_82780 (Derived from Decimal 1166682780)
Controller Manufacturer: Silicon Motion (SMI)
Product Association: "Extra Speed" / Generic Flash Drive
Software Utility: SMI USB Flash Disk Utility (MPTool)
Most manufacturers reserve space on your flash drive for "bad block management." By using the Silicon Motion utility, you can manually adjust the system capacity or enable DDR (Double Data Rate) timing for the flash chip. Go to Flash Setting tab:
Here is the generic workflow to reclaim performance: Go to USB Setting tab:
The SMI controller uses a translation layer (FTL) to map logical addresses to NAND blocks. Over time, without proper garbage collection, the controller slows down to preserve data integrity. without proper garbage collection
Do not assume the number is correct. Use ChipGenius (freeware) or USBDev to verify.
You bought the drive because it promised high-speed data transfer. Now, a year later, copying a 4K movie feels like the dial-up era. What happened?