: If the drive is not detected or won't format, you can use the Windows Diskpart command to "clean" the drive and create a new primary partition.
Devices with VID 346D and PID 5678 are typically USB 2.0 or 3.0 mass storage devices. Based on community benchmarks from platforms like NirSoft's USB Speed Test, performance varies significantly by brand: vid 346d pid 5678 best
: Most generic versions achieve read speeds of 18–24 MB/s and write speeds of 4–7 MB/s . High-End Variations : Some models, such as the Samsung MUF-16BE : If the drive is not detected or
: Users have reported that formatting these drives with exFAT rather than FAT32 can sometimes improve transfer bandwidth. Troubleshooting and Best Software High-End Variations : Some models, such as the
: For drives that are corrupted or showing incorrect sizes, the FirstChip MpTools (e.g., version V1.0.5.2) is the primary software for flashing the controller and restoring the true factory capacity.
USB Flash Drive Speed Tests - VID = 346d, PID = 5678 - NirSoft