Power users discovered that tetherxp.inf could be forcibly installed on Windows 10 via:
Some Android OEMs (Samsung, OnePlus) even revived tetherxp.inf workarounds in their USB drivers, bundling a modified version. microsoft driver tetherxp.inf windows 10
Note for iPhones: Install the latest iTunes (from Apple, not Microsoft Store) – it includes the necessary Windows 10 driver. Then enable Personal Hotspot via USB. Power users discovered that tetherxp
The tetherxp.inf driver can be a bottleneck if left at default settings. Here is how to optimize it for Windows 10: Some Android OEMs (Samsung, OnePlus) even revived tetherxp
These tweaks can reduce latency by 10-20% and improve throughput, especially on 4G/5G tethering.
The .inf file is not the driver itself; it is a text-based script that tells Windows how to install the actual driver binaries (like rndismp6.sys). Specifically, tetherxp.inf contains hardware IDs that match common tethering implementations from devices that follow the RNDIS standard. When you plug in a tethering-enabled phone, Windows checks its database of .inf files. If it finds a match for the device’s hardware ID, it loads the tetherxp.inf instructions, which then point to the RNDIS class driver.