Vid 346d Pid 5678 ((link)) <Verified Source>
The pair signifies a device manufactured by WCH (Nanjing Qinheng Microelectronics) , likely a CH34x USB-to-Serial converter . Identifying this allows for precise troubleshooting and quick resolution of driver-related connectivity issues.
VID 346D PID 5678 might refer to a specific USB drive model made by a company. When connected to a computer, the operating system uses these identifiers to recognize the device and load the necessary drivers.
are sometimes used by counterfeit high-capacity drives, it is recommended to run a tool like H2testw or RMPrepUSB to verify the drive's true capacity. Formatting for Compatibility vid 346d pid 5678
Operating systems read these IDs the moment a device connects to a USB port. The OS matches the VID/PID pair against its internal database of driver configuration files (like .inf files in Windows) to automatically launch the correct software. Identifying VID 346D PID 5678
What is this? (e.g., a USB flash drive, a banking/security token, or a license dongle?) The pair signifies a device manufactured by WCH
When troubleshooting hardware issues or developing custom drivers, Windows Device Manager or Linux terminal logs often reveal cryptic identification strings. One such identifier is .
The USB-IF maintains strict control over VID allocation, charging a fee to prevent chaos. Legitimate manufacturers receive a unique VID and then freely assign PIDs within their range. For example, if 0x346d were a valid VID, the company could assign 0x5678 to a webcam, 0x5679 to a fingerprint reader, and so on. This hierarchical structure ensures that two different companies never accidentally use the same pair. When connected to a computer, the operating system
(Master Boot Record) partition table, as many generic controllers struggle with GPT or NTFS in legacy environments. Technical Summary Description Vendor ID (VID)
Commonly found with Intel QLC flash (e.g., Flash ID: 89D3AC32C204), though capacity varies significantly by specific unit (often seen in 1GB to 32GB variants). Performance Data
Because Vendor ID 346D belongs to a specialized Chinese tech company specializing in encryption and interface chips, standard Windows mass storage drivers might not work.