Tap0901 Driver Portable -

Here’s a concise guide to the — what it is, where it comes from, how to install or fix it, and common issues. 1. What is TAP0901? TAP0901 is a virtual network kernel driver used by OpenVPN (and some other VPN clients like NordVPN, Private Tunnel, or older versions of Viscosity). It creates a virtual Ethernet adapter that allows VPN software to tunnel traffic at layer 2 or route at layer 3.