Ch9200 Usb Ethernet Adapter Driver For Windows 11 Apr 2026

The CH9200 is a USB-to-Ethernet controller chip manufactured by Jiangsu Qin Heng (WCH) . It provides a low-cost, single-chip solution for 10/100 Mbps Ethernet over a USB interface (usually USB 2.0). It is commonly found in inexpensive USB Ethernet dongles from brands like UGREEN, CableCreation, and no-name generic adapters.

The CH9200 is a low-performance chip. It achieves ~90–95 Mbps in real-world TCP throughput on USB 2.0. CPU usage is moderate. Not suitable for Gigabit Ethernet (it does not support Gigabit at all). 6. Known Issues on Windows 11 | Issue | Description | Workaround | |-------|-------------|-------------| | Driver fails to install | Windows blocks unsigned or older drivers | Disable Secure Boot temporarily, or use driver signature enforcement override | | Adapter not recognized after sleep/resume | Driver doesn't handle USB selective suspend properly | Unplug and replug the adapter, or disable USB selective suspend in Power Options | | Limited link speed | Shows 10 Mbps only | Check cable quality; force 100 Mbps Full Duplex in adapter properties | | DHCP fails or slow IP acquisition | Intermittent | Set static IP or restart dhcp client service | | Driver conflict with other WCH devices | Rare | Install latest driver v2.1.0.0 or newer | 7. Alternatives to CH9200 Given the driver hassle and low performance on Windows 11, consider replacing the adapter with one based on better chips: ch9200 usb ethernet adapter driver for windows 11

| Chip | Native Win11 Driver | Gigabit | WoL | Cost | |------|---------------------|---------|-----|------| | | ✅ Yes (inbox) | ❌ Fast Ethernet | ✅ | Low | | Realtek RTL8152B | ✅ Yes (inbox) | ❌ Fast Ethernet | ✅ | Low | | Realtek RTL8153 | ✅ Yes (inbox) | ✅ Gigabit | ✅ | Medium | | ASIX AX88179 | ✅ Yes (inbox) | ✅ Gigabit | ✅ | Medium | | CH9200 | ❌ No | ❌ 100M | ❌ | Very low | The CH9200 is a USB-to-Ethernet controller chip manufactured