This adapter uses a Realtek chipset, that may need drivers install on Windows 11/10. For Linux the drivers need to be compiled.
Ugreen WiFi6 Wireless USB NIC Driver
File: ugreen-cm787-windows.zip
14fb8a0c6af971433cf20185c9efdb31a2f7408f1e69eb34e3e21dd0c5c81ffb
Ugreen WiFi6 Wireless USB NIC Driver
File: ugreen-cm787-linux.zip
b82e78a762c644105b19d6c8dfeb5faafb739f4abe0c730cf83b53a0a0257a96