If you are tethering an Android phone:

Windows 10’s native RNDIS driver provides plug-and-play USB networking for many embedded and mobile devices. While convenient, administrators should weigh security implications and fallback to manual driver installation if automatic recognition fails.

Windows 10 often fails to automatically recognize RNDIS-compliant devices, frequently labeling them as "USB Serial Device" or "RNDIS Kitl" with a yellow warning icon in Device Manager. Use these steps to manually force the correct driver: Роутер как модем USB (RNDIS)