If you are experiencing issues with this drive (e.g., it is not recognized or has become read-only):
Open and expand Universal Serial Bus controllers . Right-click your USB Root Hub and select Properties . Go to the Power Management tab. vid 346d pid 5678
0x346D corresponds to Shenzhen SanDiYiXin Electronic Co., LTD . If you are experiencing issues with this drive (e
That’s how communities turn orphaned identifiers into living histories. One user’s trash becomes another’s firmware snapshot, which becomes an archived page in a wiki. 0x346D corresponds to Shenzhen SanDiYiXin Electronic Co
If you are searching for this content because your drive is not being recognized or showing "No Media," it often indicates a firmware or partition table error.
is the definitive tool for Windows users analyzing this drive. It confirms the suspected FirstChip controller and provides detailed flash memory information. USBDeview (by NirSoft) is excellent for practical speed testing, generating sequential read/write metrics that help compare a drive's performance against similar models.
Deep-dive diagnostics show these units are built on a FirstChip (一芯) micro-controller , frequently using part number chipYC2019 or the FC1179 series.