Last updated: December 2025
Tested on: Windows 11 Pro (23H2 and 24H2) with generic CH9200 dongle (USB VID_1A86 PID_9200)
We are not affiliated with WCH or Microsoft. Always back up your system before installing unsigned drivers.
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REPORT: CH9200 USB Ethernet Adapter Driver Status for Windows 11
TO: User FROM: AI Assistant DATE: October 26, 2023 SUBJECT: Driver Availability and Installation for CH9200 Adapter on Windows 11 Last updated: December 2025 Tested on: Windows 11
| Component | Details |
|-------------------------|---------------------------------------------------------------------------------------------------------------------------------------------|
| Chipset | CH9200 USB to Ethernet |
| Official Source | WCH (Nanjing Qinheng) – http://www.wch.cn/downloads/CH9200DRV_EXE.html |
| Direct Driver Link | http://www.wch.cn/downloads/CH9200DRV_EXE.html (look for "CH9200DRV_EXE.ZIP") |
| Alternative Backup | GitHub WCH repo (Windows INF method) – search "wch-soft/CH9200_Linux_Driver" (contains Windows .inf) |
| Supported OS | Windows 11, Windows 10, Windows 8.1, Windows 7 (x86/x64) |
| Driver Type | NDIS 6.0 miniport driver, unsigned (requires manual approval) |
| Install Method | Manual INF install or Setup.exe (admin rights required) |
After downloading CH9200EVT.ZIP, extract it. You will find: Found this guide helpful
This report details the driver availability for the CH9200 USB Ethernet Adapter on the Windows 11 operating system. The CH9200 utilizes a legacy chipset (commonly associated with QinHeng Electronics or generic manufacturers). Our analysis indicates that native Windows 11 drivers are not typically available via standard Windows Update, nor is there a centralized official manufacturer website for this specific generic hardware.
However, functional drivers are available through legacy Windows 10 archives and Windows Update Catalog. Users generally must install these manually.
Cause: Windows 11 blocks the driver due to missing digital signature. Fix:
Windows 11 has strict driver signing rules. Some older CH9200 drivers might be blocked. To avoid this: