The CH9200 is reliable for light networking, IoT debugging, or legacy system connections. However:
The CH9200 isn't dead on Windows 11. With the correct driver link and a little patience, you can have your USB Ethernet adapter working in under 10 minutes. Bookmark this page or save the WCH link – you’ll need it after every major Windows 11 feature update. ch9200 usb ethernet adapter driver for windows 11 link