⚠️ Warning: Avoid EXE files from unknown file-sharing sites (Mediafire, Zippyshare) unless you scan them with VirusTotal and verify digital signatures.
The most reliable "fixed download" comes from a community-sourced repository of stable drivers. The file you are looking for is typically named MQU350_Fixed_Driver_v2.1.6.zip or CH340_MQU350_Stable.exe. While the MQU350 is similar to the CH340 series, the fixed version includes a patched serenum.sys and mqu350.cat file.
Step-by-step download:
If you cannot find a direct link, the alternative is to use the Prolific PL2303 or CH340 driver with an INF modification—instructions for that are below.
Partially. The configuration tool works under Wine 8.0+, but real-time data logging requires native Linux drivers. A community-maintained Python library (pymqu350-fixed) exists on PyPI. mqu350 software fixed download
Contact the manufacturer’s support with your MQU350 serial number and request “the latest patched software version for stability.” Legitimate companies will provide a private download link.
Fix:
Restart Windows → Disable Driver Signature Enforcement:
Settings → Recovery → Advanced Startup → Troubleshoot → Startup Settings → Restart → Press 7 ⚠️ Warning: Avoid EXE files from unknown file-sharing
Then reinstall the fixed driver from Device Manager.
No. Configuration parameters stored in EEPROM remain intact. However, it is still wise to export your settings before upgrading. The most reliable "fixed download" comes from a